Cooper & Hunter Olivia 48,000 BTU 2-Zone 9k+36k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump - CH-R48MES-230VO/M09WM+M36WM-NO/NO
The Cooper & Hunter Olivia 2-Zone Mini Split System includes two wall-mounted zones with 9,000 BTU and 36,000 BTU capacities, offering flexible climate control for two distinct areas. It features a high SEER2 rating of 24, uses R454B refrigerant, and includes built-in Wi-Fi control for remote temperature adjustments.
Features
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2-zone system — the CH-R48MES-230VO outdoor unit supports up to 6 indoor units, each individually controlled; port adapters included, no branch boxes required
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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)
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24 SEER2 / 12.5 EER2 / 10.3 HSPF4 — current R454B-generation efficiency
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Heats down to -13°F outdoor ambient — 36,000 Btu/h rated heating at 5°F; cooling operation -13–122°F
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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
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Outdoor unit (condenser): CH-R48MES-230VO — 48,000 BTU multi-zone R454B outdoor unit, pre-charged for up to 150 ft of line
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Zone 1 — Wall Mount (Olivia): CH-R09MOLVWM-230VI (9,000 Btu/h) with remote control
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Zone 2 — Wall Mount (Olivia): CH-R36MELVWM-230VI (36,000 Btu/h) with remote control
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Wi-Fi Smart Kit (built in) for app control
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Installation kits — choose 16 ft, 25 ft, or 50 ft per zone: copper line set, communication cable, and drain line
Specifications
| Power Supply |
208/230V, 1 Ph, 60 Hz (voltage range 187-253V) |
| Cooling — Rated Capacity (Range) |
60,000 Btu/h (19,000–62,000) |
| Heating at 47°F — Rated Capacity (Range) |
60,000 Btu/h (20,000–60,000) |
| Rated Heating at 5°F |
39,000 Btu/h |
| SEER2 / EER2 |
22 / 10 |
| HSPF4 / HSPF5 / COP (47°F) |
9.5 / 7.4 / 3.7 |
| Outdoor Unit MCA / Max. Fuse |
36 A / 40 A |
| Max. Connectable Indoor Units |
6 |
| Outdoor Noise Level |
65 dB(A) |
| Outdoor Unit Dimensions (W×D×H) |
37.48 × 16.34 × 52.48 in |
| Outdoor Unit Net / Gross Weight |
237.88 / 270.28 lbs |
| Refrigerant Type / Charge |
R454B / 151.68 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 |
What our Experts Think
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Ideal Two-Zone Solution – This 48,000 BTU system combines a 9,000 BTU unit for a smaller room and a 36,000 BTU unit for a large open space, each with independent temperature control.
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High-Efficiency Inverter Technology – Advanced DC inverter technology maintains consistent comfort while reducing energy consumption and operating costs.
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Eco-Friendly R454B Refrigerant – Uses next-generation R454B refrigerant for efficient heating and cooling with improved environmental performance.
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Reliable Year-Round Comfort – Heat pump operation provides dependable cooling in summer and heating in temperatures as low as -13°F, making it suitable for all seasons.
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Smart & Quiet Operation – Olivia wall-mounted indoor units include Wi-Fi capability, quiet performance, multiple comfort modes, and auto-swing airflow for enhanced convenience.
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Expert Verdict – An excellent choice for homes needing powerful climate control in one large living area and one smaller room, delivering energy-efficient performance with flexible dual-zone comfort.
Q&A
Q: What areas can this mini split system heat and cool?
A: This 48,000 BTU dual-zone system includes one 9,000 BTU and one 36,000 BTU indoor unit, making it ideal for conditioning rooms of different sizes.
Q: Can each zone have its own temperature setting?
A: Yes. Each indoor unit operates independently, allowing customized comfort in each zone.
Q: Does this system provide both heating and cooling?
A: Yes. The heat pump system delivers efficient year-round heating and cooling.
Q: What refrigerant does this system use?
A: It uses R454B refrigerant, designed for improved energy efficiency and reduced environmental impact.
Q: Is this system energy efficient?
A: Yes. Inverter technology automatically adjusts compressor speed to maintain consistent comfort while reducing energy consumption.
Maintenance Tips
Damage 
Loss 
Theft 
