Cooper & Hunter 9,000 BTU Single Zone Slim Duct, 230V, R454B - Ducted Mini Split Air Conditioner Heat Pump
Cooper & Hunter7-Yr WarrantySKU: CH-RES09-230VO09DT
Product specifications
- Voltage
- 230V
- SEER
- 19.0
- WiFi
- Included
- Zone
- Single Zone
- Type
- Concealed Duct
- Freon
R454B
Choose Your Configuration
“No Installation Kit” ships the units only.
Size — match your room area
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FREE Delivery
Ships from the nearest of our three US warehouses, leaves in 1–2 business days. Shipping policy
COOPER & HUNTER · STANDARD
Built for year-round comfort
CH-RES09-230VO09DT
System Specs
| Cooling Capacity | 9,000 BTU/h |
|---|---|
| SEER2 | 19.5 |
| EER2 | 12.8 |
| Voltage | 230V |
| Refrigerant | R454B |
| Compressor | Inverter |
|---|---|
| Climate Range | −13–122°F / −13–75°F outdoor ambient |
| Sound Level (indoor) | 36/34.5/32.5 dB |
| Warranty | 7-Yr Compressor |
Indoor Unit Specs
| Unit Dimensions (WxDxH) | Net / Gross Weight | Remote Control |
|---|---|---|
| 27.56 × 19.92 × 7.87 in | 39.46 / 46.74 lb | Wire controller + remote controller available |
Product Description
The Cooper & Hunter 9,000 BTU (0.75 Ton) single-zone slim duct mini split is a concealed-duct air conditioner and heat pump running on next-generation R454B refrigerant. The low-profile ducted air handler hides above a ceiling or in a soffit and distributes air through short duct runs — central-air comfort with mini-split efficiency ( 19.5 SEER2, 208/230V). Heating operation continues down to −13°F outdoor ambient.
6 Modes for Maximum Comfort
Engineered to adapt to every season, every room, every need.
Maintain a comfortable indoor temperature by automatically switching between heating and cooling as needed. Ideal for year-round use.
WHEREVER YOU ARE
Control your comfort, your way
- Easy scheduling & timer
- Multiple ways to control your comfort
- Smart geo location
- In-app support & assistance
- Voice control
IN THE BOX
Everything included with this system
- Cooper & Hunter 9,000 BTU Outdoor Condenser, 230V, R454B - Single Zone Mini Split Air Conditioner Heat Pump
- Indoor Concealed Duct — CH-RS06-12MDT- MS
WARRANTY
BACKED BY COOPER & HUNTER
Industry-leading protection on every unit
Compressor: 7-year coverage
With product registration after professional installation.
Parts & components: 5-year coverage
All major components and refrigerant circuit parts.
Technical Specifications
Outdoor Unit Specs— CH-RES09-230VO
| Model | CH-RES09-230VO |
|---|---|
| Unit Dimensions (WxDxH) | 30.12 x 11.93 x 21.85 in |
| Net/Gross Weight | 62.17/67.68 lb |
| Packing Dimensions (WxDxH) | 34.92 x 13.27 x 24.02 in |
| Power Supply | 208-230V, 1Ph, 60Hz |
| Maximum Fuse Size | 15 A |
| Min. Circuit Ampacity | 12 A |
| Copper Line Size (Liquid/Gas) | 1/4"/3/8" |
| Noise Level | 52.5 dB |
| Airflow | 1,235.3 CFM |
| Dehumidification | 1.48 pt/h |
Indoor Unit Specs— CH-RS06-12MDT- MS
| Model | CH-RS06-12MDT- MS |
|---|---|
| Unit Dimensions (WxDxH) | 27.56 x 19.92 x 7.87 in |
| Net/Gross Weight | 39.46/46.74 lb |
| Packing Dimensions (WxDxH) | 33.86 x 21.26 x 11.22 in |
| Power Supply | 208-230V, 1Ph, 60Hz |
| Maximum Fuse Size | 15 A |
| Min. Circuit Ampacity | 3 A |
| Copper Line Size (Liquid/Gas) | 1/4"/3/8" |
| Noise Level (Hi/Med/Lo) | 36/34.5/32.5 dB |
| Dehumidification | 2.66 pt/h |
| Filter Dimensions | 23.3x7.24 in |
| Drain Pipe Diameter | 1" |
| Controller | wire controller + remote controller available |
System Specs
| Cooling — Rated Capacity (Range) | 9,000 Btu/h (3,100–11,900) |
|---|---|
| Heating — Rated Capacity (Range) | 10,000 Btu/h (3,600–14,000) |
| SEER2 / EER2 | 19.5 / 12.8 |
| HSPF4 / HSPF5 / COP (47°F) | 11.0 / 8.8 / 3.66 |
| Rated Current (Cooling) | 4.7 A |
| Minimum Circuit Ampacity — Outdoor / Indoor | 12 A / 3 A |
| Max. Fuse — Outdoor / Indoor | 15 A / 15 A |
| External Static Pressure (ESP) | 0–0.4 in.WG (medium static, 8 fan curves) |
| Indoor Air Flow (Turbo/Hi/Mid/Lo/Silent) | 400 / 324 / 265 / 177 / 118 CFM |
| Indoor Noise Level | 34 / 32.5 / 29 / 24 dB(A) (Hi/Mid/Lo/Silent) |
| Indoor Unit Dimensions (W×D×H) | 27.56 × 19.92 × 7.87 in |
| Indoor Unit Net Weight | 39.5 lbs |
| Outdoor Air Flow (Max.) | 1,236 CFM |
| Outdoor Noise Level | 54.0 dB(A) |
| Outdoor Unit Dimensions (W×D×H) | 30.12 × 11.93 × 21.85 in |
| Outdoor Unit Net / Gross Weight | 62.2 / 67.7 lbs |
| Refrigerant Type / Charge | R454B / 32.45 oz |
| Pre-charged Line Length | 25 ft (add 0.16 oz per additional ft) |
| Line Set (Liquid / Gas) | 1/4" / 3/8" |
| Max. Pipe Length | 82 ft |
| Max. Elevation Difference | 49.2 ft |
| Operating Range — Cooling / Heating | −13–122°F / −13–75°F outdoor ambient |
| Drain Pump | Built-in |
Frequently asked questions.
What's included in this system?
A complete single-zone system: the indoor unit and its matching outdoor condenser. Choose a line-set kit length at checkout, or supply your own.
What size room does it suit?
It is rated at 9,000 BTU — size it to your room’s square footage and insulation for the best match.
Does it heat as well as cool?
Yes — it is an inverter heat pump that both cools and heats. See the specifications for this model’s heating range.
What refrigerant does it use?
R454B. The system ships factory pre-charged; a licensed installer adjusts the charge for your line length.
Who should install it?
A licensed HVAC professional — required for the refrigerant, electrical, and startup work, and to keep the manufacturer warranty valid. Many customers buy the equipment here and hire a local installer.
What warranty does it come with?
Cooper & Hunter backs it with a 7-year compressor and 5-year parts limited warranty (with professional installation and registration).
Manufacturer Technical Support
Reach your brand's tech support team directly
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The Cooper & Hunter 9,000 BTU (0.75 Ton) single-zone slim duct mini split is a concealed-duct air conditioner and heat pump running on next-generation R454B refrigerant. The low-profile ducted air handler hides above a ceiling or in a soffit and distributes air through short duct runs — central-air comfort with mini-split efficiency (19.5 SEER2, 208/230V). Heating operation continues down to −13°F outdoor ambient.
Key Features
- 9,000 BTU cooling / 10,000 BTU heating — inverter range 3,100–11,900 Btu/h cooling, 3,600–14,000 Btu/h heating
- 19.5 SEER2 / 12.8 EER2 / 11.0 HSPF4 — current R454B-generation ratings
- Concealed installation: external static pressure 0–0.4 in.WG (medium static, 8 fan curves) — supports real duct runs, grilles and filters
- Heats down to −13°F, cooling operation −13–122°F outdoor ambient
- Built-in condensate drain pump — simplifies above-ceiling installation
- Wired wall thermostat and IR remote included; Smart Kit built in (Wi-Fi via wall thermostat connection)
- 208/230V, 1Ph, 60Hz — MCA 12 A, max fuse 15 A
- ETL listed, AHRI certified, NEEP listed, Energy Star Cold Climate
Cooper & Hunter Single-Zone Slim Duct (R454B) Lineup
| Capacity | Model (Indoor + Outdoor) | SEER2 |
| 9,000 BTU | CH-RS06-12MDT-MS + CH-RES09-230VO | 19.5 |
| 12,000 BTU | CH-RS06-12MDT-MS + CH-RES12-230VO | 19.0 |
| 18,000 BTU | CH-RS18MDT-MS + CH-RES18-230VO | 20.0 |
| 24,000 BTU | CH-RS24MDT-HS + CH-RES24-230VO | 19.0 |
| 36,000 BTU | CH-RS36LCDT-HS + CH-R36LCU-230VO | 18.7 |
| 48,000 BTU | CH-RS48LCDT-HS + CH-R48LCU-230VO | 17.1 |
| 60,000 BTU | CH-RS60LCDT-HS + CH-R60LCU-230VO | 17.0 |