Cooper & Hunter 3 Zone 48,000 BTU OLIVIA Ductless Mini Split AC Ceiling Cassettes 18k+18k+24k
Cooper & Hunter7-Yr WarrantySKU: CH-R48MES-230VO/M18CC+M18CC+M24CC-NO/NO/NO
Product specifications
- Voltage
- 230V
- SEER
- 23.4
- WiFi
- Included
- Zone
- Three Zone
- Type
- Ceiling Cassette
- Freon
R454B
Choose Your Configuration
Choose a line-set kit length for each indoor unit. “No Installation Kit” ships the units only.
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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 · CEILING CASSETTE
Built for year-round comfort
CH-R48MES-230VO/M18CC+M18CC+M24CC-NO/NO/NO
System Specs
| Cooling Capacity | 47,000 BTU/h |
|---|---|
| Heating Capacity | 48,000 BTU/h |
| SEER2 | 24 |
| EER2 | 12.5 |
| Voltage | 230V |
| Refrigerant | R454B |
|---|---|
| Compressor | Inverter |
| Climate Range | -13–122°F / -13–75°F outdoor ambient |
| Sound Level (indoor) | 44.5/41/27.5 dB |
| Warranty | 7-Yr Compressor |
Indoor Unit Specs
| Unit Dimensions (WxDxH) | Net / Gross Weight | Remote Control |
|---|---|---|
| 22.44 × 22.44 × 9.65 in | 35.27 / 41.89 lb | Wire controller + remote controller available |
Product Description
The Cooper & Hunter 3-Zone Mini Split System features 3 ceiling cassette zones rated at 18,000 Btu/h, 18,000 Btu/h, and 24,000 Btu/h, paired with an outdoor unit rated for 48,000 BTU nominal cooling and capable of operation down to -13°F ambient temperature. It includes built-in Wi-Fi control, uses R454B refrigerant, and achieves a SEER2 efficiency rating of 24.
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 MES 48,000 BTU Outdoor Condenser, 230V, R454B - Mini Split Air Conditioner Heat Pump
- Indoor Ceiling Cassette — CH-RH18MCT × 2
- Indoor Ceiling Cassette — CH-NPNL09-18CT × 2
- Indoor Ceiling Cassette — CH-RH24MCT
- Indoor Ceiling Cassette — CH-NPNL24-48CT
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-R48MES-230VO
| Model | CH-R48MES-230VO |
|---|---|
| Unit Dimensions (WxDxH) | 37.48 x 16.34 x 52.48 in |
| Net/Gross Weight | 222.00/254.19 lb |
| Packing Dimensions (WxDxH) | 43.11 x 19.49 x 58.27 in |
| Power Supply | 208-230V, 1Ph, 60Hz |
| Maximum Fuse Size | 40 A |
| Min. Circuit Ampacity | 34 A |
| Copper Line Size (Liquid/Gas) | 6x1/4" - 4x3/8"+2x1/2" |
| Noise Level | 63 dB |
| Airflow | 4,502.8 CFM |
| Dehumidification | 6.98 pt/h |
Indoor Unit Specs
| Model | CH-RH18MCT | CH-RH24MCT |
|---|---|---|
| Unit Dimensions (WxDxH) | 22.44 x 22.44 x 9.65 in | 32.68 x 32.68 x 8.07 in |
| Net/Gross Weight | 35.27/41.89 lb | 47.18/59.08 lb |
| Packing Dimensions (WxDxH) | 28.15 x 25.20 x 11.61 in | 35.83 x 35.83 x 9.84 in |
| Power Supply | 208-230V, 1Ph, 60Hz | 208-230V, 1Ph, 60Hz |
| Maximum Fuse Size | 15 A | 15 A |
| Min. Circuit Ampacity | 3 A | 3 A |
| Copper Line Size (Liquid/Gas) | 1/4"/1/2" | 3/8"/5/8" |
| Noise Level (Hi/Med/Lo) | 44.5/41/27.5 dB | 45/42.5/33.5 dB |
| Dehumidification | 4.23 pt/h | 4.99 pt/h |
| Drain Pipe Diameter | 1" | 1" |
| Controller | wire controller + remote controller available | wire controller + remote controller available |
System Specs
| Cooling — Rated Capacity (Range) | 47,000 Btu/h (12,000–55,000) |
|---|---|
| Heating at 47°F — Rated Capacity (Range) | 48,000 Btu/h (13,000–53,000) |
| Rated Heating at 5°F | 36,000 Btu/h |
| SEER2 / EER2 | 24 / 12.5 |
| HSPF4 / HSPF5 / COP (47°F) | 10.3 / 8 / 3.8 |
| Outdoor Unit MCA / Max. Fuse | 34 A / 40 A |
| Max. Connectable Indoor Units | 6 |
| Outdoor Noise Level | 63 dB(A) |
| Outdoor Unit Dimensions (W×D×H) | 37.48 × 16.34 × 52.48 in |
| Outdoor Unit Net / Gross Weight | 222.00 / 254.19 lbs |
| Refrigerant Type / Charge | R454B / 148.15 oz |
| Pre-charged Line Length | 150 ft (add 0.16 oz/ft for 1/4 in liquid pipe / 0.32 oz/ft for 3/8 in liquid pipe) |
| Max. Total Pipe Length / Max. to One Indoor | 262.4 ft / 114.8 ft |
| Max. Height Difference (Indoor–Outdoor / Between Indoors) | 49.2 ft / 33 ft |
| Operating Range — Cooling / Heating | -13–122°F / -13–75°F outdoor ambient |
Series Comparison Table
Technical specifications for every model in the series — this product is one of them.
System Type
| Specification | Hyper | Regular |
|---|---|---|
| Ceiling Cassette PRO | CH-RSH09-12MCT(Dip Switch for 9K) | CH-RSH09-12MCT(Dip Switch for 12K) |
| Ceiling Cassette | CH-RH09MCT | CH-RH12MCT |
| Panel Model Number | CH-NPNL09-18CT | CH-NPNL09-18CT |
| Power Supply (V,Ph,Hz) | 208/230,1,60 | 208/230,1,60 |
| Rated Capacity (Btu/h) | 9,000 | 12,000 |
| Minimum Circuit Ampacity (A) | 3 | 3 |
| Max. Fuse (A) | 15 | 15 |
| Indoor Air Flow - Turbo/Hi/Mi/Lo (CFM) | 417.9/364.9/306.1/194.2/147.2 | 417.9/364.9/306.1/194.2/147.2 |
| Indoor Noise Level - Hi/Mi/Lo (dB(A)) | 42.5/40/37.5/26/24 | 46/43.5/40.5/27.5/26 |
| Dimension (WxDxH) (inch) | 22.44x22.44x9.65 | 22.44x22.44x9.65 |
| Packing (WxDxH) (inch) | 28.15x25.20x11.61 | 28.15x25.20x11.61 |
| Net/Gross Weight (lbs.) | 35.27/41.89 | 35.27/41.89 |
| Cooling (°F) | 60~90 | 60~90 |
| Heating (°F) | 32~86 | 32~86 |
Outdoor Regular
| Specification | CH-R48MES-230VOThis model | CH-R18MES-230VO | CH-R28MES-230VO | CH-R36MES-230VO | CH-R60MES-230VO |
|---|---|---|---|---|---|
| Power Supply (V, Ph, Hz) | 208/230, 1, 60 | 208/230, 1, 60 | 208/230, 1, 60 | 208/230, 1, 60 | 208/230, 1, 60 |
| Voltage Range (V) | 187-253 | 187-253 | 187-253 | 187-253 | 187-253 |
| Cooling Rated Capacity (range) (Btu/h) | 12,000~55,000 | 5,400~21,600 | 7,200~32,000 | 9,000~42,000 | 19,000~62,000 |
| Cooling Rated Current (A) | 16.6 | 6 | 9.2 | 13.5 | 26.2 |
| EER2 | 12.5 | 14 | 13 | 12 | 10 |
| SEER2 | 24 | 25.1 | 25 | 24 | 22 |
| Heating Rated Capacity (range) (Btu/h) | 13,000~53,000 | 5,700~21,600 | 8,400~29,000 | 10,000~42,500 | 20,000~60,000 |
| Heating Rated Current (A) | 16.3 | 6.8 | 9.2 | 14 | 21 |
| Heating at 47°F COP (W/W) | 3.8 | 3.8 | 3.8 | 3.5 | 3.7 |
| HSPF4 | 10.3 | 9.8 | 9.5 | 9.5 | 9.5 |
| HSPF5 | 8 | 7.8 | 7 | 7 | 7.4 |
| Heating at 5°F Rated Capacity (Btu/h) | 36,000 | 13,500 | 19,000 | 26,000 | 39,000 |
| Minimum Circuit Ampacity (Outdoor unit) (A) | 40 | 16 | 23 | 30.5 | 40 |
| Max. Fuse (Outdoor unit) (A) | 45 | 20 | 25 | 35 | 45 |
| Outdoor Air Flow (Max) (CFM) | 4,502.8 | 1,765.8 | 2,130.7 | 2,148.4 | 4,502.8 |
| Outdoor Noise Level (Sound Pressure) (dB(A)) | 63 | 59.5 | 61 | 64.5 | 65 |
| Dimension (W×D×H) (inch) | 37.48x16.34x52.48 | 35.04x13.46x26.50 | 37.24x16.14x31.89 | 37.24x16.14x31.89 | 37.48x16.34x52.48 |
| Packing (W×D×H) (inch) | 43.11x19.49x58.27 | 40.55x17.24x29.53 | 42.91x19.68x34.84 | 42.91x19.68x34.84 | 43.11x19.49x58.27 |
| Net/Gross Weight (lbs) | 222.00/254.19 | 100.53/109.35 | 138.89/149.69 | 168.87/180.12 | 237.88/270.28 |
| Refrigerant Type/Charged (oz) | R454B/148.15 | R454B/61.73 | R454B/84.66 | R454B/120.63 | R454B/151.68 |
| Refrigerant Precharge (ft) | 150 | 75 | 100 | 125 | 150 |
| Additional Charge for Each (0.16 for 1/4 in liquid pipe / *0.32 for 3/8 in liquid pipe) (oz/ft) | 0.16 / 0.32 | 0.16 / 0.32 | 0.16 / 0.32 | 0.16 / 0.32 | 0.16 / 0.32 |
| Design Pressure (PSIG) | 550/340 | 550/340 | 550/340 | 550/340 | 550/340 |
| Refrigerant Piping Liquid Side (inch) | 6 x 1/4" | 3 x 1/4" | 4 x 1/4" | 5 x 1/4" | 6 x 1/4" |
| Refrigerant Piping Gas Side (inch) | 4 x 3/8" + 2 x 1/2" | 3 x 3/8" | 3 x 3/8" + 1 x 1/2" | 4 x 3/8" + 1 x 1/2" | 4 x 3/8" + 2 x 1/2" |
| Max. Pipe Length (ft) | 262.4 | 196.8 | 262.4 | 262.4 | 262.4 |
| Max. Length for One Indoor Unit (ft) | 114.8 | 98.4 | 114.8 | 114.8 | 114.8 |
| Max. Height Difference in Level (ft) | 49.2 | 49.2 | 49.2 | 49.2 | 49.2 |
| Max. Height Difference Between Indoor Units (ft) | 33 | 33 | 33 | 33 | 33 |
| Ambient Temperature Cooling (°F) | -13~122 | -13~122 | -13~122 | -13~122 | -13~122 |
| Ambient Temperature Heating (°F) | -13~75 | -13~75 | -13~75 | -13~75 | -13~75 |
| Certification: AHRI | ✔ | ✔ | ✔ | ✔ | ✔ |
| Certification: Energy Star | ✔ | ✔ | ✔ | ✔ | ✔ |
| Certification: NEEP | ✔ | ✔ | ✔ | ✔ | ✔ |
| Certification: ETL | ✔ | ✔ | ✔ | ✔ | ✔ |
Outdoor Hyper
| Specification | CH-RVHP19M-230VO | CH-RVHP28M-230VO | CH-RVHP36M-230VO | CH-RVHP48M-230VO | CH-RVHP55M-230VO |
|---|---|---|---|---|---|
| Power Supply (V/Ph/Hz) | 208/230, 1, 60 | 208/230, 1, 60 | 208/230, 1, 60 | 208/230, 1, 60 | 208/230, 1, 60 |
| Operating Range (V) | 187-253 | 187-253 | 187-253 | 187-253 | 187-253 |
| Cooling Capacity (BTU/h) | 5,400~28,000 | 7,200~37,000 | 9,000~43,000 | 12,000~57,000 | 19,000~59,000 |
| SEER2 | 5.6 | 9.5 | 12 | 17.3 | 18.5 |
| EER | 15 | 12.5 | 13 | 12 | 12 |
| IEER | 25 | 23 | 23 | 23 | 22.2 |
| Heating Capacity (BTU/h) | 5,700~27,000 | 8,400~36,000 | 10,000~44,000 | 13,000~57,000 | 20,000~59,000 |
| HSPF2 | 6.5 | 9.1 | 11.5 | 17.3 | 20.1 |
| COP | 4 | 3.8 | 4 | 3.7 | 3.5 |
| SCOP | 10.4 | 10.5 | 10.7 | 11 | 10.5 |
| Power Input (W) | 8.5 | 8.5 | 8.5 | 9 | 8.5 |
| Air Flow (CFM) | 19,000 | 27,000 | 36,000 | 47,000 | 47,000 |
| Sound Level Indoor (dBA) | 17.5 | 30 | 37 | 37 | 39.5 |
| Sound Level Outdoor (dBA) | 20 | 35 | 40 | 40 | 40 |
| Weight Indoor (lbs) | 2,130.7 | 2,148.4 | 3,037.2 | 4,502.8 | 4,502.8 |
| Weight Outdoor (lbs) | 61.5 | 61 | 65 | 65 | 65 |
| Dimensions Indoor (in) | 37.24x16.14x31.89 | 37.24x16.14x31.89 | 38.58x16.34x38.39 | 37.48x16.34x52.48 | 37.48x16.34x52.48 |
| Dimensions Outdoor (in) | 42.91x19.68x34.84 | 42.91x19.68x34.84 | 45.08x19.68x42.52 | 43.11x19.49x58.27 | 43.11x19.49x58.27 |
| Shipping Weight Indoor/Outdoor (lbs) | 137.35/148.15 | 168.43/179.67 | 211.86/244.71 | 246.47/276.68 | 246.47/276.68 |
| Refrigerant Type/Amount (lbs) | R454B/78.31 | R454B/120.63 | R454B/134.04 | R454B/151.68 | R454B/151.68 |
| Fuse Size (A) | 75 | 100 | 125 | 150 | 150 |
| Wire Size (AWG) | 0.16 / 0.32 | 0.16 / 0.32 | 0.16 / 0.32 | 0.16 / 0.32 | 0.16 / 0.32 |
| Control Voltage (V) | 550/340 | 550/340 | 550/340 | 550/340 | 550/340 |
| Liquid Line | 3 x 1/4" | 4 x 1/4" | 5 x 1/4" | 6 x 1/4" | 6 x 1/4" |
| Suction Line | 3 x 3/8" | 3 x 3/8" + 1 x 1/2" | 3 x 3/8" + 2 x 1/2" | 4 x 3/8" + 2 x 1/2" | 4 x 3/8" + 2 x 1/2" |
| Max Line Length (ft) | 196.8 | 262.4 | 262.4 | 262.4 | 262.4 |
| Max Elevation Diff (ft) | 98.4 | 114.8 | 114.8 | 114.8 | 114.8 |
| Max Head Pressure (ft) | 49.2 | 49.2 | 49.2 | 49.2 | 49.2 |
| Max Suction Pressure (ft) | 33 | 33 | 33 | 33 | 33 |
| Operating Range Cooling (°F) | -22~122 | -22~122 | -22~122 | -22~122 | -22~122 |
| Operating Range Heating (°F) | -22~75 | -22~75 | -22~75 | -22~75 | -22~75 |
| Feature 1 | ✓ | ✓ | ✓ | ✓ | ✓ |
| Feature 2 | ✓ | ✓ | ✓ | ✓ | ✓ |
| Feature 3 | ✓ | ✓ | ✓ | ✓ | ✓ |
| Feature 4 | ✓ | ✓ | ✓ | ✓ | ✓ |
Which system is right for you?
| Your selection | ||||
|---|---|---|---|---|
| Cooling Capacity | 48,000 BTU/h | 48,000 BTU/h | 48,000 BTU/h | 48,000 BTU/h |
| SEER2 Rating | 23.4 | 24.0 | 24.0 | 24.0 |
| Refrigerant | R454B | R454B | R454B | R454B |
| Zones | Three Zone | Dual Zone | Three Zone | Four Zone |
| Voltage | 230V | 230V | 230V | 230V |
| Shop Now → | Shop Now → | Shop Now → |
Frequently asked questions.
How many rooms can the Cooper & Hunter 3 Zone 48,000 BTU mini split cool?
The Cooper & Hunter 3 Zone 48,000 BTU system is designed to efficiently cool up to three rooms, typically covering around 2,000 sq ft. The included capacities of 18k, 18k, and 24k BTU for each zone allow for flexible installation based on room sizes.
Can I mix different BTU sizes with the Cooper & Hunter mini split system?
Yes, the Cooper & Hunter 3 Zone 48,000 BTU system allows for mixing BTU sizes across zones, as seen with its configuration of 18k + 18k + 24k BTU. This flexibility enables you to optimize cooling based on the specific needs of each room.
Do all zones in the Cooper & Hunter multi-zone mini split run simultaneously?
In the Cooper & Hunter 3 Zone system, you can choose to operate all zones simultaneously or individually, depending on your cooling needs. This feature provides convenience and energy efficiency by allowing tailored climate control.
Is the energy efficiency of the Cooper & Hunter mini split better than using multiple single-zone units?
With a SEER rating of 23.4, the Cooper & Hunter 3 Zone 48,000 BTU system offers superior energy efficiency compared to multiple single-zone units. Utilizing one multi-zone system can reduce installation costs and improve overall energy consumption.
What are the warranty terms for the Cooper & Hunter OLIVIA mini split?
The Cooper & Hunter OLIVIA mini split comes with a 5-year parts warranty and a 7-year compressor warranty, provided you register the product within 30 days of purchase. This warranty ensures peace of mind for your investment.
Does the Cooper & Hunter mini split come pre-charged with refrigerant?
Yes, the Cooper & Hunter 3 Zone 48,000 BTU mini split is pre-charged with R454B refrigerant for up to 25 ft of line set. This feature simplifies installation and ensures optimal performance right out of the box.
Manufacturer Technical Support
Reach your brand's tech support team directly
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The Cooper & Hunter 3-Zone Mini Split System features 3 ceiling cassette zones rated at 18,000 Btu/h, 18,000 Btu/h, and 24,000 Btu/h, paired with an outdoor unit rated for 48,000 BTU nominal cooling and capable of operation down to -13°F ambient temperature. It includes built-in Wi-Fi control, uses R454B refrigerant, and achieves a SEER2 efficiency rating of 24.
Key Features
- 3-zone system — the CH-R48MES-230VO outdoor unit supports up to 6 indoor units, each individually controlled; port adapters included, no branch boxes required
- 47,000 Btu/h rated cooling / 48,000 Btu/h rated heating — inverter range 12,000–55,000 cooling, 13,000–53,000 heating (Btu/h)
- 24 SEER2 / 12.5 EER2 / 10.3 HSPF4 — current R454B-generation efficiency
- Heats down to -13°F outdoor ambient — 36,000 Btu/h rated heating at 5°F; cooling operation -13–122°F
- Wi-Fi Smart Kit built in — Cooper & Hunter app control; remote control included with each indoor unit; compatible with C&H 12V wall thermostat (sold separately)
- ETL listed, AHRI certified, Energy Star Cold Climate & NEEP listed

