Cooper & Hunter 4 Zone 36,000 BTU Ductless Mini Split AC Ceiling Cassettes 12k+12k+12k+12k
Cooper & Hunter7-Yr WarrantySKU: CH-R36MES-230VO/M12CC+M12CC+M12CC+M12CC-NO
Product specifications
- Voltage
- 230V
- SEER
- 24.0
- WiFi
- Included
- Zone
- Four Zone
- Type
- Ceiling Cassette
- Freon
R454B
Choose Your Configuration
“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-R36MES-230VO/M12CC+M12CC+M12CC+M12CC-NO
System Specs
| Cooling Capacity | 36,000 BTU/h |
|---|---|
| Heating Capacity | 37,000 BTU/h |
| SEER2 | 24 |
| EER2 | 12 |
| Voltage | 230V |
| Refrigerant | R454B |
|---|---|
| Compressor | Inverter |
| Climate Range | -13–122°F / -13–75°F outdoor ambient |
| Sound Level (indoor) | 43.5/40.5/27.5 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 4-Zone Mini Split System features a CH-R36MES-230VO outdoor unit with a nominal total BTU of 36,000, delivering efficient heating down to -13°F using R454B refrigerant. It includes built-in Wi-Fi control for smart temperature management across four zones and achieves a SEER2 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 36,000 BTU Outdoor Condenser, 230V, R454B - Mini Split Air Conditioner Heat Pump
- Indoor Ceiling Cassette — CH-RH12MCT × 4
- Indoor Ceiling Cassette — CH-NPNL09-18CT × 4
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-R36MES-230VO
| Model | CH-R36MES-230VO |
|---|---|
| Unit Dimensions (WxDxH) | 37.24 x 16.14 x 31.89 in |
| Net/Gross Weight | 168.87/180.12 lb |
| Packing Dimensions (WxDxH) | 42.91 x 19.68 x 34.84 in |
| Power Supply | 208-230V, 1Ph, 60Hz |
| Maximum Fuse Size | 35 A |
| Min. Circuit Ampacity | 30.5 A |
| Copper Line Size (Liquid/Gas) | 5x1/4" - 4x3/8"+1x1/2" |
| Noise Level | 64.5 dB |
| Airflow | 2,148.4 CFM |
| Dehumidification | 2.11 pt/h |
Indoor Unit Specs— CH-RH12MCT
| Model | CH-RH12MCT |
|---|---|
| Unit Dimensions (WxDxH) | 22.44 x 22.44 x 9.65 in |
| Net/Gross Weight | 35.27/41.89 lb |
| Packing Dimensions (WxDxH) | 28.15 x 25.20 x 11.61 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) | 43.5/40.5/27.5 dB |
| Dehumidification | 3.07 pt/h |
| Drain Pipe Diameter | 1" |
| Controller | wire controller + remote controller available |
System Specs
| Cooling — Rated Capacity (Range) | 36,000 Btu/h (9,000–42,000) |
|---|---|
| Heating at 47°F — Rated Capacity (Range) | 37,000 Btu/h (10,000–42,500) |
| Rated Heating at 5°F | 26,000 Btu/h |
| SEER2 / EER2 | 24 / 12 |
| HSPF4 / HSPF5 / COP (47°F) | 9.5 / 7 / 3.5 |
| Outdoor Unit MCA / Max. Fuse | 30.5 A / 35 A |
| Max. Connectable Indoor Units | 5 |
| Outdoor Noise Level | 64.5 dB(A) |
| Outdoor Unit Dimensions (W×D×H) | 37.24 × 16.14 × 31.89 in |
| Outdoor Unit Net / Gross Weight | 168.87 / 180.12 lbs |
| Refrigerant Type / Charge | R454B / 120.63 oz |
| Pre-charged Line Length | 125 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-R36MES-230VOThis model | CH-R18MES-230VO | CH-R28MES-230VO | CH-R48MES-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) | 9,000~42,000 | 5,400~21,600 | 7,200~32,000 | 12,000~55,000 | 19,000~62,000 |
| Cooling Rated Current (A) | 13.5 | 6 | 9.2 | 16.6 | 26.2 |
| EER2 | 12 | 14 | 13 | 12.5 | 10 |
| SEER2 | 24 | 25.1 | 25 | 24 | 22 |
| Heating Rated Capacity (range) (Btu/h) | 10,000~42,500 | 5,700~21,600 | 8,400~29,000 | 13,000~53,000 | 20,000~60,000 |
| Heating Rated Current (A) | 14 | 6.8 | 9.2 | 16.3 | 21 |
| Heating at 47°F COP (W/W) | 3.5 | 3.8 | 3.8 | 3.8 | 3.7 |
| HSPF4 | 9.5 | 9.8 | 9.5 | 10.3 | 9.5 |
| HSPF5 | 7 | 7.8 | 7 | 8 | 7.4 |
| Heating at 5°F Rated Capacity (Btu/h) | 26,000 | 13,500 | 19,000 | 36,000 | 39,000 |
| Minimum Circuit Ampacity (Outdoor unit) (A) | 30.5 | 16 | 23 | 40 | 40 |
| Max. Fuse (Outdoor unit) (A) | 35 | 20 | 25 | 45 | 45 |
| Outdoor Air Flow (Max) (CFM) | 2,148.4 | 1,765.8 | 2,130.7 | 4,502.8 | 4,502.8 |
| Outdoor Noise Level (Sound Pressure) (dB(A)) | 64.5 | 59.5 | 61 | 63 | 65 |
| Dimension (W×D×H) (inch) | 37.24x16.14x31.89 | 35.04x13.46x26.50 | 37.24x16.14x31.89 | 37.48x16.34x52.48 | 37.48x16.34x52.48 |
| Packing (W×D×H) (inch) | 42.91x19.68x34.84 | 40.55x17.24x29.53 | 42.91x19.68x34.84 | 43.11x19.49x58.27 | 43.11x19.49x58.27 |
| Net/Gross Weight (lbs) | 168.87/180.12 | 100.53/109.35 | 138.89/149.69 | 222.00/254.19 | 237.88/270.28 |
| Refrigerant Type/Charged (oz) | R454B/120.63 | R454B/61.73 | R454B/84.66 | R454B/148.15 | R454B/151.68 |
| Refrigerant Precharge (ft) | 125 | 75 | 100 | 150 | 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) | 5 x 1/4" | 3 x 1/4" | 4 x 1/4" | 6 x 1/4" | 6 x 1/4" |
| Refrigerant Piping Gas Side (inch) | 4 x 3/8" + 1 x 1/2" | 3 x 3/8" | 3 x 3/8" + 1 x 1/2" | 4 x 3/8" + 2 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 | 36,000 BTU/h | 36,000 BTU/h | 36,000 BTU/h | 36,000 BTU/h |
| SEER2 Rating | 24.0 | 24.0 | 24.0 | 24.0 |
| Refrigerant | R454B | R454B | R454B | R454B |
| Zones | Four 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 36,000 BTU mini split cool?
The Cooper & Hunter 36,000 BTU ductless mini split system can effectively cool up to four rooms, making it ideal for multi-zone applications in homes or offices. With a coverage area of up to 1500 sq ft, it provides versatile climate control for various spaces.
Can I mix BTU sizes with the Cooper & Hunter multi-zone system?
Yes, you can mix BTU sizes within the Cooper & Hunter system as long as the total does not exceed the maximum capacity of 36,000 BTU. However, it’s essential to balance the load across zones for optimal performance and efficiency.
Do all zones in the Cooper & Hunter mini split run simultaneously?
In the Cooper & Hunter multi-zone system, all zones can run simultaneously if needed, but they can also be controlled independently. This allows for personalized comfort in each space while maintaining efficient energy use.
What is the efficiency of the Cooper & Hunter 36k BTU system compared to multiple single-zone units?
The Cooper & Hunter 36,000 BTU system boasts a high SEER rating of 23.9, which provides significant energy savings compared to using multiple single-zone units. This efficiency not only lowers your energy bills but also simplifies installation and maintenance.
What warranty does the Cooper & Hunter mini split offer?
The Cooper & Hunter mini split system comes with a 5-year parts warranty and a 7-year compressor warranty, provided you register the unit within 30 days of purchase. This warranty ensures you have reliable support for your investment.
Does the Cooper & Hunter mini split come pre-charged with refrigerant?
Yes, the Cooper & Hunter mini split system comes pre-charged with R454B refrigerant for up to 25 ft of line set, making installation easier. This feature allows for immediate operation upon setup, pending proper installation.
Manufacturer Technical Support
Reach your brand's tech support team directly
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The Cooper & Hunter 4-Zone Mini Split System features a CH-R36MES-230VO outdoor unit with a nominal total BTU of 36,000, delivering efficient heating down to -13°F using R454B refrigerant. It includes built-in Wi-Fi control for smart temperature management across four zones and achieves a SEER2 rating of 24.
Key Features
- 4-zone system — the CH-R36MES-230VO outdoor unit supports up to 5 independently controlled indoor units; port adapters included, no branch boxes required
- 36,000 BTU nominal system capacity across 4 zones, each on its own remote
- 24 SEER2 inverter efficiency — current R454B generation
- Heat pump — heats down to -13°F outdoor ambient
- R454B refrigerant, factory pre-charged; built-in Wi-Fi control
- Mix any Cooper & Hunter head types — wall mount, ceiling cassette, slim duct, floor/ceiling console

