Single Zone

Q: What is a single-zone ductless mini split?

A single-zone mini split system connects one outdoor unit to one indoor air handler to heat and cool one dedicated room—like a bedroom, office, garage, or studio—without ductwork.

Q: What are the benefits of single-zone mini splits?

Single-zone systems are popular for lower upfront cost, fast installation, high efficiency (SEER2), and quiet operation. They deliver comfort exactly where you need it—without heating/cooling unused areas.

Q: How to size a single zone mini split for a room?

A quick rule of thumb is ~20–25 BTU per sq ft for average conditions. Example: ~400 sq ft often lands around 9,000–12,000 BTU. For best accuracy, use our HVAC Load Calculator.

Q: Which are the best single zone ductless heat pumps?

Many top-rated models feature inverter heat pump tech, excellent SEER2 efficiency, and ultra-quiet operation. Brands like Cooper & Hunter, OLMO, and BRAVO are popular picks for dependable value and comfort.

Q: Which is the most energy efficient single zone air conditioner?

The most efficient options typically use inverter technology and deliver high SEER2 ratings. Filtering by efficiency is a great way to prioritize lower long-term operating costs.

Q: Where should I use a single zone mini split?

Single-zone systems are ideal for bedrooms, home offices, garages, ADUs, and any room that needs independent comfort control.

Q: Single-zone vs multi-zone mini split: which should I choose?

Choose a single-zone system when you want heating and cooling for one dedicated room (bedroom, garage, office, studio). Choose a multi-zone system when you need comfort in two or more rooms and want one outdoor unit serving multiple indoor units. If you only need one space conditioned, single-zone is typically simpler, faster to install, and often the best value.

One outdoor unit paired with one indoor unit. Perfect for individual rooms.

92 products

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R454B
SEER2 21.5HEATS down to 5°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter MIA 6,000 BTU Single Zone Wall Mount, 115V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
6,000
Zones
1
Area, sq ft
100–300
Volts
115V
From$757.44
In Stock
Choose options
R454B
SEER2 18.0HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat 6,000 BTU Single Zone Slim Duct, 230V, R454B - Ducted Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
6,000
Zones
1
Area, sq ft
100–300
Volts
230V
From$1,797.20
In Stock
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R454B
SEER2 22.0HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Olivia 6,000 BTU Single Zone One-Way Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
6,000
Zones
1
Area, sq ft
100–300
Volts
230V
From$2,396.51
In Stock
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R32
SEER2 22.0Heats & Cools
7-Yr Warranty
Bravo
Bravo Pisa 9,000 BTU Single Zone Concealed Duct, 230V, R32 - Ductless Mini Split Heat Pump
Free Shipping
Cooling
9,000
Zones
1
Area, sq ft
100–300
Volts
230V
~~$1,130.40~~
From$938.23
Save $192.17 (17% off)
In Stock
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R454B
SEER2 21.2HEATS down to 5°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter MIA 9,000 BTU Single Zone Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
9,000
Zones
1
Area, sq ft
100–300
Volts
230V
From$767.04
In Stock
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R454B
SEER2 21.2HEATS down to 5°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter MIA 9,000 BTU Single Zone Wall Mount, 115V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
9,000
Zones
1
Area, sq ft
100–300
Volts
115V
From$767.04
In Stock
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R454B
SEER2 24.6HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Olivia 9,000 BTU Single Zone Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
9,000
Zones
1
Area, sq ft
100–300
Volts
230V
From$1,301.76
In Stock
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R454B
SEER2 19.0HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter 9,000 BTU Single Zone Slim Duct, 230V, R454B - Ducted Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
9,000
Zones
1
Area, sq ft
100–300
Volts
230V
From$1,654.56
In Stock
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R454B
SEER2 24.6HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat 9,000 BTU Single Zone Mini Floor Console, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
9,000
Zones
1
Area, sq ft
100–300
Volts
230V
From$1,815.82
In Stock
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R454B
SEER2 18.0HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat 9,000 BTU Single Zone Slim Duct, 230V, R454B - Ducted Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
9,000
Zones
1
Area, sq ft
100–300
Volts
230V
From$1,906.54
In Stock
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R454B
SEER2 21.6HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat 9,000 BTU Single Zone Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
9,000
Zones
1
Area, sq ft
100–300
Volts
230V
From$1,935.34
In Stock
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R454B
SEER2 22.1HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Olivia 9,000 BTU Single Zone One-Way Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
9,000
Zones
1
Area, sq ft
100–300
Volts
230V
From$2,253.87
In Stock
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R454B
SEER2 22.1HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat Sophia 9,000 BTU Single Zone One-Way Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
9,000
Zones
1
Area, sq ft
100–300
Volts
230V
From$2,505.85
In Stock
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R32
SEER2 17.0HEATS down to −4°FCOOLS up to 122°F
7-Yr Warranty
Bravo
12000 BTU 115V Mini Split AC Wall Mounted Bravo Series Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
115V
From$627.84
In Stock
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R32
SEER2 22.0Heats & Cools
7-Yr Warranty
Bravo
Bravo Pisa 12,000 BTU Single Zone Ceiling Cassette, 230V, R32 - Ductless Mini Split Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
230V
~~$1,216.80~~
From$1,009.94
Save $206.86 (17% off)
In Stock
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R454B
SEER2 21.2HEATS down to 5°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter MIA 12,000 BTU Single Zone Wall Mount, 115V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
115V
From$863.04
In Stock
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R454B
SEER2 21.3HEATS down to 5°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter MIA 12,000 BTU Single Zone Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
230V
From$863.04
In Stock
Choose options
R454B
SEER2 23.2HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Olivia 12,000 BTU Single Zone Wall Mount, 115V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
115V
From$1,401.12
In Stock
Choose options
R454B
SEER2 24.0HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Olivia Hyper Heat 12,000 BTU Single Zone Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
230V
From$1,597.30
In Stock
Choose options
R454B
SEER2 25.0HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter 12,000 BTU Single Zone Mini Floor Console, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
230V
From$1,632.96
In Stock
Choose options
R454B
SEER2 19.0HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter 12,000 BTU Single Zone Slim Duct, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
230V
From$1,702.08
In Stock
Choose options
R454B
SEER2 21.1HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter 12,000 BTU Single Zone Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
230V
From$1,794.24
In Stock
Choose options
R454B
SEER2 24.0HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat 12,000 BTU Single Zone Mini Floor Console, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
230V
From$1,865.14
In Stock
Choose options
R454B
SEER2 19.0HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat 12,000 BTU Single Zone Slim Duct, 230V, R454B - Ducted Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
230V
From$1,934.26
In Stock
Choose options
R454B
SEER2 22.0HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Olivia 12,000 BTU Single Zone One-Way Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
230V
From$2,301.39
In Stock
Choose options
R454B
SEER2 22.0HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat Sophia 12,000 BTU Single Zone One-Way Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
230V
From$2,533.57
In Stock
Choose options
R454B
SEER2 21.7HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat 16,000 BTU Single Zone Mini Floor Console, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
16,000
Zones
1
Area, sq ft
400–650
Volts
230V
From$2,549.80
In Stock
Choose options
R32
SEER2 18.0HEATS down to −4°FCOOLS up to 122°F
7-Yr Warranty
Bravo
18000 BTU 230V Mini Split AC Wall Mounted Bravo Series Heat Pump
Free Shipping
Cooling
18,000
Zones
1
Area, sq ft
500–800
Volts
230V
From$803.52
In Stock
Choose options
R454B
SEER2 19.2HEATS down to 5°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter MIA 18,000 BTU Single Zone Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
18,000
Zones
1
Area, sq ft
500–800
Volts
230V
From$1,055.04
In Stock
Choose options
R454B
SEER2 24.0HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Olivia 18,000 BTU Single Zone Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
18,000
Zones
1
Area, sq ft
500–800
Volts
230V
From$1,890.72
In Stock
Choose options
R454B
SEER2 21.7HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Olivia Hyper Heat 18,000 BTU Single Zone Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
18,000
Zones
1
Area, sq ft
500–800
Volts
230V
From$2,231.56
In Stock
Choose options
R454B
SEER2 20.8HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter 18,000 BTU Single Zone Slim Duct, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
18,000
Zones
1
Area, sq ft
500–800
Volts
230V
From$2,306.88
In Stock
Choose options
R454B
SEER2 20.7HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter 18,000 BTU Single Zone Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
18,000
Zones
1
Area, sq ft
500–800
Volts
230V
From$2,316.96
In Stock
Choose options
R454B
SEER2 23.3HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter 18,000 BTU Single Zone Universal Floor/Ceiling, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
18,000
Zones
1
Area, sq ft
500–800
Volts
230V
From$2,364.48
In Stock
Choose options
R454B
SEER2 18.0HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat 18,000 BTU Single Zone Slim Duct, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
18,000
Zones
1
Area, sq ft
500–800
Volts
230V
From$2,647.72
In Stock
Choose options
R454B
SEER2 23.3HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat 18,000 BTU Single Zone Universal Floor/Ceiling, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
18,000
Zones
1
Area, sq ft
500–800
Volts
230V
From$2,705.32
In Stock
Choose options
R454B
SEER2 21.8HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Olivia 18,000 BTU Single Zone One-Way Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
18,000
Zones
1
Area, sq ft
500–800
Volts
230V
From$2,819.22
In Stock
Choose options
R454B
SEER2 21.8HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat Sophia 18,000 BTU Single Zone One-Way Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
18,000
Zones
1
Area, sq ft
500–800
Volts
230V
From$3,160.06
In Stock
Choose options
R454B
SEER2 18.0HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat 18,000 BTU Single Zone Multi Position Air Handler, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
18,000
Zones
1
Area, sq ft
500–800
Volts
230V
From$3,228.04
In Stock
Choose options
R32
SEER2 18.0HEATS down to −4°FCOOLS up to 122°F
7-Yr Warranty
Bravo
24000 BTU 230V Mini Split AC Wall Mounted Bravo Series Heat Pump
Free Shipping
Cooling
24,000
Zones
1
Area, sq ft
800–1200
Volts
230V
From$1,023.84
In Stock
Choose options
R32
SEER2 22.0Heats & Cools
7-Yr Warranty
Bravo
Bravo Pisa 24,000 BTU Single Zone Ceiling Cassette, 230V, R32 - Ductless Mini Split Heat Pump
Free Shipping
Cooling
24,000
Zones
1
Area, sq ft
800–1200
Volts
230V
~~$1,706.40~~
From$1,416.31
Save $290.09 (17% off)
In Stock
Choose options
R454B
SEER2 18.7HEATS down to 5°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter MIA 24,000 BTU Single Zone Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
24,000
Zones
1
Area, sq ft
800–1200
Volts
230V
From$1,438.08
In Stock
Choose options
R454B
SEER2 23.5HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Olivia 24,000 BTU Single Zone Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
24,000
Zones
1
Area, sq ft
800–1200
Volts
230V
From$2,066.40
In Stock
Choose options
R454B
SEER2 21.0HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter 24,000 BTU Single Zone Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
24,000
Zones
1
Area, sq ft
800–1200
Volts
230V
From$2,417.76
In Stock
Choose options
R454B
SEER2 21.1HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter 24,000 BTU Single Zone Universal Floor/Ceiling, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
24,000
Zones
1
Area, sq ft
800–1200
Volts
230V
From$2,515.68
In Stock
Choose options
R454B
SEER2 22.3HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Olivia Hyper Heat 24,000 BTU Single Zone Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
24,000
Zones
1
Area, sq ft
800–1200
Volts
230V
From$2,592.96
In Stock
Choose options
R454B
SEER2 19.0HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter 24,000 BTU Single Zone Slim Duct, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
24,000
Zones
1
Area, sq ft
800–1200
Volts
230V
From$2,760.48
In Stock
Choose options
R454B
SEER2 21.0HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat 24,000 BTU Single Zone Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
24,000
Zones
1
Area, sq ft
800–1200
Volts
230V
From$2,944.32
In Stock
Choose options

1 2

⚡ Single Zone • One Room Comfort

Single Zone Mini Split Systems (AC + Heat Pump)

Shop our curated collection of single zone mini split air conditioners & heat pumps— ideal when you want reliable, efficient comfort for one dedicated space. Choose premium options from trusted brands like Cooper & Hunter, OLMO, and BRAVO.

🛏️ Bedroom comfort
🏢 Home office productivity
🔧 Garage / workshop
🏡 ADU / studio
🧱 Bonus room

Why homeowners love single-zone systems?

If you're searching what is a single zone mini split system or want the best single zone ductless heat pumps, this collection is designed for fast, clean comfort upgrades. Single-zone setups are often chosen for renovations, room additions, and spaces where ductwork isn’t practical.

✓
Right-sized comfort for one room
Perfect for a single zone mini split for bedroom, office, or garage—no energy wasted on unused zones.
✓
High efficiency with inverter technology
Many models deliver excellent SEER2 performance for lower utility bills and smoother temperature control.
✓
Quiet, sleek, and easy to live with
Ductless design keeps noise low and helps maintain a clean interior look.
✓
Installer-recommended for best results
We don’t focus on DIY quick-connect kits—our systems are best installed by licensed & certified HVAC pros to ensure safety, peak efficiency, and warranty-safe setup.

Need help picking capacity? Use our HVAC Load Calculator to estimate the best BTU size for your space.

BTU sizing snapshot (quick guide)

Room size	Typical BTU range	Best for
150–250 sq ft	6,000 BTU	Tiny offices, pantries, closets
250–400 sq ft	9,000 BTU	Bedrooms, home offices
400–600 sq ft	12,000 BTU	Studios, living rooms
600–1,000 sq ft	18,000 BTU	Master suites, garages
1,000–1,400 sq ft	24,000 BTU	Large living areas, basements
1,400–1,600 sq ft	30,000 BTU	Open floor plans, retail shops
1,600–2,000 sq ft	36,000 BTU	Whole floors, light commercial
2,000–2,500 sq ft	48,000 BTU	Warehouses, large offices
2,500–3,300+ sq ft	60,000 BTU	Large commercial spaces, halls

Tip: BTU needs vary with ceiling height, insulation, sun exposure, and climate. For the most accurate results, verify sizing with our calculator and your project requirements.

🎯 Looking for a great deal right now?

Browse our SALE Collection for discounted ductless mini splits, heat pumps, and single-zone systems. Limited-time promos change often—grab your best value while it's available.

Shop Deals →

FAQ: Single Zone Ductless Mini Split Systems

? What is a single-zone ductless mini split? ›

A single-zone mini split system connects one outdoor unit to one indoor air handler to heat and cool one dedicated room—like a bedroom, office, garage, or studio—without ductwork.

✓ What are the benefits of single-zone mini splits? ›

Single-zone systems are popular for lower upfront cost, fast installation, high efficiency (SEER2), and quiet operation. They deliver comfort exactly where you need it—without heating/cooling unused areas.

$ How much does a single-zone system cost with installation? ›

Installed pricing depends on BTU size, electrical work, line-set routing, and local labor rates. For the most accurate number, we recommend a quick quote from a licensed HVAC installer based on your room size and install conditions.

📏 How to size a single zone mini split for a room? ›

A quick rule of thumb is ~20–25 BTU per sq ft for average conditions. Example: ~400 sq ft often lands around 9,000–12,000 BTU. For best accuracy, use our HVAC Load Calculator.

★ Which are the best single zone ductless heat pumps? ›

Many top-rated models feature inverter heat pump tech, excellent SEER2 efficiency, and ultra-quiet operation. Brands like Cooper & Hunter, OLMO, and BRAVO are popular picks for dependable value and comfort.

🛠 Do I need a certified installer for a single-zone mini split? ›

For best performance and warranty-safe setup, a licensed and certified HVAC installer is recommended. Correct sizing, electrical work, line-set routing, and commissioning strongly affect real-world comfort and efficiency.

⚡ Which is the most energy efficient single zone air conditioner? ›

The most efficient options typically use inverter technology and deliver high SEER2 ratings. Filtering by efficiency is a great way to prioritize lower long-term operating costs.

🏠 Where should I use a single zone mini split? ›

Single-zone systems are ideal for bedrooms, home offices, garages, ADUs, and any room that needs independent comfort control.

⚙ How do I troubleshoot common single zone mini split problems? ›

Start with the basics: clean filters, confirm airflow is unobstructed, and check remote settings. If performance is still off, a professional inspection can help identify refrigerant, sensor, or electrical issues.

⇄ Single-zone vs multi-zone mini split: which should I choose? ›

Choose a single-zone system when you want heating and cooling for one dedicated room (bedroom, garage, office, studio). Choose a multi-zone system when you need comfort in two or more rooms and want one outdoor unit serving multiple indoor units. If you only need one space conditioned, single-zone is typically simpler, faster to install, and often the best value.

⚡ What SEER2 rating should I look for in 2026? ›

Higher SEER2 generally means lower cooling energy use, but the “best” rating depends on your climate, usage, and budget. As a practical approach, compare models within your BTU size and prioritize a strong efficiency level you can afford—then make sure the system is properly sized and installed, since real-world efficiency depends heavily on those factors.

🏠 Wall-mounted vs ceiling cassette for a single-zone room—what’s better? ›

Wall-mounted indoor units are the most common choice for single-zone comfort because they’re simple, cost-effective, and easy to service. A ceiling cassette is a great pick when you want a cleaner look or more even airflow, but it usually requires ceiling space and careful condensate drainage planning. Choose based on room layout, aesthetics, and installation constraints.

Tip: For fastest results, filter by BTU, SEER2, and indoor unit style. ↑ Back to top

Single Zone

One outdoor unit paired with one indoor unit. Perfect for individual rooms.

92 products

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R454B
SEER2 21.5HEATS down to 5°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter MIA 6,000 BTU Single Zone Wall Mount, 115V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
6,000
Zones
1
Area, sq ft
100–300
Volts
115V
From$757.44
In Stock
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R454B
SEER2 18.0HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat 6,000 BTU Single Zone Slim Duct, 230V, R454B - Ducted Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
6,000
Zones
1
Area, sq ft
100–300
Volts
230V
From$1,797.20
In Stock
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R454B
SEER2 22.0HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Olivia 6,000 BTU Single Zone One-Way Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
6,000
Zones
1
Area, sq ft
100–300
Volts
230V
From$2,396.51
In Stock
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R32
SEER2 22.0Heats & Cools
7-Yr Warranty
Bravo
Bravo Pisa 9,000 BTU Single Zone Concealed Duct, 230V, R32 - Ductless Mini Split Heat Pump
Free Shipping
Cooling
9,000
Zones
1
Area, sq ft
100–300
Volts
230V
~~$1,130.40~~
From$938.23
Save $192.17 (17% off)
In Stock
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R454B
SEER2 21.2HEATS down to 5°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter MIA 9,000 BTU Single Zone Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
9,000
Zones
1
Area, sq ft
100–300
Volts
230V
From$767.04
In Stock
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R454B
SEER2 21.2HEATS down to 5°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter MIA 9,000 BTU Single Zone Wall Mount, 115V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
9,000
Zones
1
Area, sq ft
100–300
Volts
115V
From$767.04
In Stock
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R454B
SEER2 24.6HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Olivia 9,000 BTU Single Zone Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
9,000
Zones
1
Area, sq ft
100–300
Volts
230V
From$1,301.76
In Stock
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R454B
SEER2 19.0HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter 9,000 BTU Single Zone Slim Duct, 230V, R454B - Ducted Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
9,000
Zones
1
Area, sq ft
100–300
Volts
230V
From$1,654.56
In Stock
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R454B
SEER2 24.6HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat 9,000 BTU Single Zone Mini Floor Console, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
9,000
Zones
1
Area, sq ft
100–300
Volts
230V
From$1,815.82
In Stock
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R454B
SEER2 18.0HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat 9,000 BTU Single Zone Slim Duct, 230V, R454B - Ducted Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
9,000
Zones
1
Area, sq ft
100–300
Volts
230V
From$1,906.54
In Stock
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R454B
SEER2 21.6HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat 9,000 BTU Single Zone Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
9,000
Zones
1
Area, sq ft
100–300
Volts
230V
From$1,935.34
In Stock
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R454B
SEER2 22.1HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Olivia 9,000 BTU Single Zone One-Way Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
9,000
Zones
1
Area, sq ft
100–300
Volts
230V
From$2,253.87
In Stock
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R454B
SEER2 22.1HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat Sophia 9,000 BTU Single Zone One-Way Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
9,000
Zones
1
Area, sq ft
100–300
Volts
230V
From$2,505.85
In Stock
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R32
SEER2 17.0HEATS down to −4°FCOOLS up to 122°F
7-Yr Warranty
Bravo
12000 BTU 115V Mini Split AC Wall Mounted Bravo Series Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
115V
From$627.84
In Stock
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R32
SEER2 22.0Heats & Cools
7-Yr Warranty
Bravo
Bravo Pisa 12,000 BTU Single Zone Ceiling Cassette, 230V, R32 - Ductless Mini Split Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
230V
~~$1,216.80~~
From$1,009.94
Save $206.86 (17% off)
In Stock
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R454B
SEER2 21.2HEATS down to 5°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter MIA 12,000 BTU Single Zone Wall Mount, 115V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
115V
From$863.04
In Stock
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R454B
SEER2 21.3HEATS down to 5°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter MIA 12,000 BTU Single Zone Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
230V
From$863.04
In Stock
Choose options
R454B
SEER2 23.2HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Olivia 12,000 BTU Single Zone Wall Mount, 115V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
115V
From$1,401.12
In Stock
Choose options
R454B
SEER2 24.0HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Olivia Hyper Heat 12,000 BTU Single Zone Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
230V
From$1,597.30
In Stock
Choose options
R454B
SEER2 25.0HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter 12,000 BTU Single Zone Mini Floor Console, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
230V
From$1,632.96
In Stock
Choose options
R454B
SEER2 19.0HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter 12,000 BTU Single Zone Slim Duct, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
230V
From$1,702.08
In Stock
Choose options
R454B
SEER2 21.1HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter 12,000 BTU Single Zone Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
230V
From$1,794.24
In Stock
Choose options
R454B
SEER2 24.0HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat 12,000 BTU Single Zone Mini Floor Console, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
230V
From$1,865.14
In Stock
Choose options
R454B
SEER2 19.0HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat 12,000 BTU Single Zone Slim Duct, 230V, R454B - Ducted Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
230V
From$1,934.26
In Stock
Choose options
R454B
SEER2 22.0HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Olivia 12,000 BTU Single Zone One-Way Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
230V
From$2,301.39
In Stock
Choose options
R454B
SEER2 22.0HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat Sophia 12,000 BTU Single Zone One-Way Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
12,000
Zones
1
Area, sq ft
300–500
Volts
230V
From$2,533.57
In Stock
Choose options
R454B
SEER2 21.7HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat 16,000 BTU Single Zone Mini Floor Console, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
16,000
Zones
1
Area, sq ft
400–650
Volts
230V
From$2,549.80
In Stock
Choose options
R32
SEER2 18.0HEATS down to −4°FCOOLS up to 122°F
7-Yr Warranty
Bravo
18000 BTU 230V Mini Split AC Wall Mounted Bravo Series Heat Pump
Free Shipping
Cooling
18,000
Zones
1
Area, sq ft
500–800
Volts
230V
From$803.52
In Stock
Choose options
R454B
SEER2 19.2HEATS down to 5°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter MIA 18,000 BTU Single Zone Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
18,000
Zones
1
Area, sq ft
500–800
Volts
230V
From$1,055.04
In Stock
Choose options
R454B
SEER2 24.0HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Olivia 18,000 BTU Single Zone Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
18,000
Zones
1
Area, sq ft
500–800
Volts
230V
From$1,890.72
In Stock
Choose options
R454B
SEER2 21.7HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Olivia Hyper Heat 18,000 BTU Single Zone Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
18,000
Zones
1
Area, sq ft
500–800
Volts
230V
From$2,231.56
In Stock
Choose options
R454B
SEER2 20.8HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter 18,000 BTU Single Zone Slim Duct, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
18,000
Zones
1
Area, sq ft
500–800
Volts
230V
From$2,306.88
In Stock
Choose options
R454B
SEER2 20.7HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter 18,000 BTU Single Zone Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
18,000
Zones
1
Area, sq ft
500–800
Volts
230V
From$2,316.96
In Stock
Choose options
R454B
SEER2 23.3HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter 18,000 BTU Single Zone Universal Floor/Ceiling, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
18,000
Zones
1
Area, sq ft
500–800
Volts
230V
From$2,364.48
In Stock
Choose options
R454B
SEER2 18.0HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat 18,000 BTU Single Zone Slim Duct, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
18,000
Zones
1
Area, sq ft
500–800
Volts
230V
From$2,647.72
In Stock
Choose options
R454B
SEER2 23.3HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat 18,000 BTU Single Zone Universal Floor/Ceiling, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
18,000
Zones
1
Area, sq ft
500–800
Volts
230V
From$2,705.32
In Stock
Choose options
R454B
SEER2 21.8HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Olivia 18,000 BTU Single Zone One-Way Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
18,000
Zones
1
Area, sq ft
500–800
Volts
230V
From$2,819.22
In Stock
Choose options
R454B
SEER2 21.8HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat Sophia 18,000 BTU Single Zone One-Way Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
18,000
Zones
1
Area, sq ft
500–800
Volts
230V
From$3,160.06
In Stock
Choose options
R454B
SEER2 18.0HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat 18,000 BTU Single Zone Multi Position Air Handler, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
18,000
Zones
1
Area, sq ft
500–800
Volts
230V
From$3,228.04
In Stock
Choose options
R32
SEER2 18.0HEATS down to −4°FCOOLS up to 122°F
7-Yr Warranty
Bravo
24000 BTU 230V Mini Split AC Wall Mounted Bravo Series Heat Pump
Free Shipping
Cooling
24,000
Zones
1
Area, sq ft
800–1200
Volts
230V
From$1,023.84
In Stock
Choose options
R32
SEER2 22.0Heats & Cools
7-Yr Warranty
Bravo
Bravo Pisa 24,000 BTU Single Zone Ceiling Cassette, 230V, R32 - Ductless Mini Split Heat Pump
Free Shipping
Cooling
24,000
Zones
1
Area, sq ft
800–1200
Volts
230V
~~$1,706.40~~
From$1,416.31
Save $290.09 (17% off)
In Stock
Choose options
R454B
SEER2 18.7HEATS down to 5°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter MIA 24,000 BTU Single Zone Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
24,000
Zones
1
Area, sq ft
800–1200
Volts
230V
From$1,438.08
In Stock
Choose options
R454B
SEER2 23.5HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Olivia 24,000 BTU Single Zone Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
24,000
Zones
1
Area, sq ft
800–1200
Volts
230V
From$2,066.40
In Stock
Choose options
R454B
SEER2 21.0HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter 24,000 BTU Single Zone Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
24,000
Zones
1
Area, sq ft
800–1200
Volts
230V
From$2,417.76
In Stock
Choose options
R454B
SEER2 21.1HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter 24,000 BTU Single Zone Universal Floor/Ceiling, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
24,000
Zones
1
Area, sq ft
800–1200
Volts
230V
From$2,515.68
In Stock
Choose options
R454B
SEER2 22.3HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Olivia Hyper Heat 24,000 BTU Single Zone Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
24,000
Zones
1
Area, sq ft
800–1200
Volts
230V
From$2,592.96
In Stock
Choose options
R454B
SEER2 19.0HEATS down to −13°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter 24,000 BTU Single Zone Slim Duct, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
24,000
Zones
1
Area, sq ft
800–1200
Volts
230V
From$2,760.48
In Stock
Choose options
R454B
SEER2 21.0HEATS down to −22°FCOOLS up to 122°F
7-Yr Warranty
Cooper & Hunter
Cooper & Hunter Hyper Heat 24,000 BTU Single Zone Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump
Free Shipping
Cooling
24,000
Zones
1
Area, sq ft
800–1200
Volts
230V
From$2,944.32
In Stock
Choose options

1 2

⚡ Single Zone • One Room Comfort

Single Zone Mini Split Systems (AC + Heat Pump)

🛏️ Bedroom comfort
🏢 Home office productivity
🔧 Garage / workshop
🏡 ADU / studio
🧱 Bonus room

Why homeowners love single-zone systems?

✓
Right-sized comfort for one room
Perfect for a single zone mini split for bedroom, office, or garage—no energy wasted on unused zones.
✓
High efficiency with inverter technology
Many models deliver excellent SEER2 performance for lower utility bills and smoother temperature control.
✓
Quiet, sleek, and easy to live with
Ductless design keeps noise low and helps maintain a clean interior look.
✓
Installer-recommended for best results
We don’t focus on DIY quick-connect kits—our systems are best installed by licensed & certified HVAC pros to ensure safety, peak efficiency, and warranty-safe setup.

Need help picking capacity? Use our HVAC Load Calculator to estimate the best BTU size for your space.

BTU sizing snapshot (quick guide)

Room size	Typical BTU range	Best for
150–250 sq ft	6,000 BTU	Tiny offices, pantries, closets
250–400 sq ft	9,000 BTU	Bedrooms, home offices
400–600 sq ft	12,000 BTU	Studios, living rooms
600–1,000 sq ft	18,000 BTU	Master suites, garages
1,000–1,400 sq ft	24,000 BTU	Large living areas, basements
1,400–1,600 sq ft	30,000 BTU	Open floor plans, retail shops
1,600–2,000 sq ft	36,000 BTU	Whole floors, light commercial
2,000–2,500 sq ft	48,000 BTU	Warehouses, large offices
2,500–3,300+ sq ft	60,000 BTU	Large commercial spaces, halls

Tip: BTU needs vary with ceiling height, insulation, sun exposure, and climate. For the most accurate results, verify sizing with our calculator and your project requirements.

🎯 Looking for a great deal right now?

Browse our SALE Collection for discounted ductless mini splits, heat pumps, and single-zone systems. Limited-time promos change often—grab your best value while it's available.

Shop Deals →

FAQ: Single Zone Ductless Mini Split Systems

? What is a single-zone ductless mini split? ›

A single-zone mini split system connects one outdoor unit to one indoor air handler to heat and cool one dedicated room—like a bedroom, office, garage, or studio—without ductwork.

✓ What are the benefits of single-zone mini splits? ›

$ How much does a single-zone system cost with installation? ›

📏 How to size a single zone mini split for a room? ›

A quick rule of thumb is ~20–25 BTU per sq ft for average conditions. Example: ~400 sq ft often lands around 9,000–12,000 BTU. For best accuracy, use our HVAC Load Calculator.

★ Which are the best single zone ductless heat pumps? ›

🛠 Do I need a certified installer for a single-zone mini split? ›

⚡ Which is the most energy efficient single zone air conditioner? ›

The most efficient options typically use inverter technology and deliver high SEER2 ratings. Filtering by efficiency is a great way to prioritize lower long-term operating costs.

🏠 Where should I use a single zone mini split? ›

Single-zone systems are ideal for bedrooms, home offices, garages, ADUs, and any room that needs independent comfort control.

⚙ How do I troubleshoot common single zone mini split problems? ›

⇄ Single-zone vs multi-zone mini split: which should I choose? ›

⚡ What SEER2 rating should I look for in 2026? ›

🏠 Wall-mounted vs ceiling cassette for a single-zone room—what’s better? ›

Tip: For fastest results, filter by BTU, SEER2, and indoor unit style. ↑ Back to top

Single Zone Mini Split Systems (AC + Heat Pump)

🛏️ Bedroom comfort

🏢 Home office productivity

🔧 Garage / workshop

🏡 ADU / studio

🧱 Bonus room

Why homeowners love single-zone systems?

✓

Right-sized comfort for one room
Perfect for a single zone mini split for bedroom, office, or garage—no energy wasted on unused zones.

✓

High efficiency with inverter technology
Many models deliver excellent SEER2 performance for lower utility bills and smoother temperature control.

✓

Quiet, sleek, and easy to live with
Ductless design keeps noise low and helps maintain a clean interior look.

✓

Installer-recommended for best results
We don’t focus on DIY quick-connect kits—our systems are best installed by licensed & certified HVAC pros to ensure safety, peak efficiency, and warranty-safe setup.

Need help picking capacity? Use our HVAC Load Calculator to estimate the best BTU size for your space.

BTU sizing snapshot (quick guide)

Room size

Typical BTU range

Best for

150–250 sq ft

6,000 BTU

Tiny offices, pantries, closets

250–400 sq ft

9,000 BTU

Bedrooms, home offices

400–600 sq ft

12,000 BTU

Studios, living rooms

600–1,000 sq ft

18,000 BTU

Master suites, garages

1,000–1,400 sq ft

24,000 BTU

Large living areas, basements

1,400–1,600 sq ft

30,000 BTU

Open floor plans, retail shops

1,600–2,000 sq ft

36,000 BTU

Whole floors, light commercial

2,000–2,500 sq ft

48,000 BTU

Warehouses, large offices

2,500–3,300+ sq ft

60,000 BTU

Large commercial spaces, halls

Tip: BTU needs vary with ceiling height, insulation, sun exposure, and climate. For the most accurate results, verify sizing with our calculator and your project requirements.

Single Zone

Single Zone

Single Zone Mini Split Systems (AC + Heat Pump)

Why homeowners love single-zone systems?

BTU sizing snapshot (quick guide)

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FAQ: Single Zone Ductless Mini Split Systems

Frequently asked questions