Review
The Mitsubishi 36,000 BTU H2i Hyper Heat Pump represents a serious entry in the quad zone mini split market for contractors serving colder climates. This system distributes cooling and heating across four separate interior zones, each rated at 9,000 BTU cooling capacity, from a single outdoor condenser unit. The inclusion of Hyper Heat technology signals Mitsubishi's focus on year-round performance where traditional heat pumps often underperform in winter months.
Performance metrics reveal genuine efficiency across both seasons. The 23 SEER2 rating delivers excellent cooling efficiency, while the 11 HSPF demonstrates robust heating capability that maintains output at lower outdoor temperatures. Each zone delivers 10,900 BTU of heating output, significantly higher than the 9,000 BTU cooling spec. Airflow ranges from 109 to 406 CFM depending on mode selection, and noise levels stay reasonable between 19 and 43 dB across the operating range.
Pros & Cons
Pros
- Exceptional heating output with 10,900 BTU per zone and 11 HSPF rating for cold climate performance
- High cooling efficiency with SEER2 23 rating and 15 EER, reducing summer energy costs substantially
- Quad zone flexibility allows independent temperature control across four separate spaces from single outdoor unit
- Whisper-quiet operation ranges from 19 to 43 dB depending on mode, with lower decibels during light load
- Wireless controller included, eliminating additional control component costs
Cons
- Individual zone capacity limited to 9,000 BTU cooling, requiring larger outdoor units for spaces above 300 square feet per zone
- Requires 40 to 45 amp breaker and 208/230V single phase power, necessitating electrical upgrades in older homes
- Five year parts warranty is standard but shorter than some competitors offering seven to ten year coverage
Who Should Buy
Best For
Contractors installing multi-zone systems in homes across northern regions, and homeowners with four separate temperature zones who prioritize winter heating efficiency without sacrificing summer cooling performance.
Consider Alternatives If
Budget-conscious buyers seeking lowest upfront cost or those with single-zone cooling needs should explore smaller capacity units, and properties unable to accommodate 40-45 amp electrical service should look at different options.
Installation
Installation requires 40 to 45 amp circuit breaker and 208/230V single phase 60 Hz power supply. Refrigerant lines use 1/4 inch liquid and 3/8 inch suction connections. The system includes 15 feet of line length capacity. Wall mounting of indoor units is straightforward for experienced technicians. Proper electrical sizing and outdoor unit placement are critical for achieving rated performance.
Warranty & Reliability
Five year parts warranty covers manufacturing defects and component failures during normal operation. This protection is standard across Mitsubishi's mini split lineup but represents shorter coverage than some premium competitors. Homeowners should consider extended warranty options if equipment lifespan beyond five years is important to their decision.
Specifications
| SKU | 201813 |
| Brand/Manufacturer | Online Supply |
| Cooling BTU | 9,000 BTU |
| Heating BTU | 10,900 BTU |
| Refrigerant | R410A |
| Electrical | 208/230v 1 Phase 60 Hz |
| BTU/Tonnage | 9,000 BTU/0.75 Ton |
| Mini Split Type | Wall Mounted |
| Zone Compatibility | Multi Zone |
| Warranty | 5 Years Parts Warranty |
| Decibel Level (dBA) | 19-43 |
| Weight (in lbs) | 15.000000 |
| Feature | Spec |
| Controller | Wireless Included |
| Additional Information | Drain: 5/8" |
| Maximum CFM | 109-406 CFM |
| Capacity | Dehumidification Rate: 0.23 gal/hr |
| Liquid Line | 1/4" |
| Suction Line | 3/8" |
| Operating Mode | Cooling, Heating |
| Height | 1/2" |
| Width | 1/2" |
| Depth | 38" |
| Resources | Surge Protector Install Guide You will need Adobe® Acrobat® Reader to view PDF documents. |
| Safety Information | PROPOSITION 65 WARNING This product and many products on our site may contain a chemical know to the state of California to cause cancer or birth defects or other reproductive harm. For more information about Proposition 65 please Click Here. |
| Replaces | MXZ-SM36NAMHZ |
| Product Features | Hyper Heat |
| HSPF | 11 |
| SEER2 (Efficiency) | 23 |
| EER | 15 |
| Max Breaker Size | 45 amps |
| Min. Breaker Size | 40 amps |
| Amperage Requirement | 50 |
| Length | 15' |
Frequently Asked Questions
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