| Compressor Type | : | Twin Rotary |
| Connection Type | : | Flared |
| Cooling BTU Rating | : | 48000 Btu/hr |
| Cooling Operating Temperature | : | 23 to 115 deg F |
| Cooling Sound Level | : | 51 dBA |
| Drive Type | : | Inverter |
| EER Rating | : | 12 |
| Finish | : | Munsell 3Y 7.8/1.1 |
| Frequency Rating | : | 60 Hz |
| Fuse Rating | : | 40 A |
| HSPF Rating | : | 10.4 |
| Heating BTU Rating | : | 48000 Btu/hr |
| Heating Operating Temperature | : | -13 to 70 deg F |
| Heating Sound Level | : | 54 dBA |
| Liquid Line Size | : | 3/8 in |
| Overall Height | : | 52-11/16 in |
| Overall Length | : | 13 in |
| Overall Width | : | 41-11/32 in |
| Phase | : | 1 ph |
| Power Rating | : | 4000 W Cooling, 3665 W Heating |
| Refrigerant Type | : | R-454B |
| SEER Rating | : | 23 |
| Suction Line Size | : | 5/8 in |
| Voltage Rating | : | 208/230 V |
Mitsubishi Electric Multi-Zone Heat Pump Outdoor Unit, 208/230 V, 4000 W Cooling, 3665 W Heating, 60 Hz, 1 ph, 48000 Btu/hr Heating, 48000 Btu/hr Cooling, 12 EER Rating, 23 SEER, 10.4 HSPF, Flared Connection, Twin Rotary Compressor, R-454B Refrigerant, 3/8 in Liquid Line, 5/8 in Suction Line, 40 A Fuse Rating, Inverter Drive, 54 dBA Heating Sound Level, 51 dBA Cooling Sound Level, Finish: Munsell 3Y 7.8/1.1, -13 to 70 deg F Heating Operating Temperature, 23 to 115 deg F Cooling Operating Temperature, 13 in Overall Length, 41-11/32 in Overall Width, 52-11/16 in Overall Height
- Compatible with M- and P-Series and CITY MULTI® indoor units (branch box required for connection with M- and P-Series)
- Compressor overcurrent detection
- Compressor thermal protection
- Fan motor overheating/voltage protection
- High pressure protection
- INVERTER-driven compressor: Compressor generates the precise capacity needed to maintain a temperature set point
- Quiet operation: Outdoor units are as quiet as a typical conversation, and most indoor units are whisper quiet
- Seacoast protection: Seacoast protection on heat exchanger and base panel (rated for 2,000 hrs. in accordance with ASTM B117 testing)
- Thermal Differential 1 deg F