Preferred™ Packaged HYBRID HEAT® Dual Fuel System
Comfort Plus Economy, Now Packaged in a Single System
Our super-efficient Preferred HYBRID HEAT dual fuel system brings it all home: energy efficient electric heat pump warmth and cooling. Then, when temperatures dip, high-AFUE gas furnace heating. It wraps up all your comfort needs in one economical package.
Models: 677C, 674B
Key Features
- 14 SEER / 12 EER (677C) (pictured above)
- 13 SEER / 11 EER (674B)
- 8.0 HSPF
- Up to 81% AFUE
- Puron® refrigerant
- 2-5 tons cooling capacity
- 40,000-130,000 BTUH heating capacity
- 72-78 dB (quiet as a vacuum)
- Perfect Humidity™ for perfect comfort
- Scroll compressor
- Loss of charge switch
- Galvanized steel cabinet
- Wire grille (677C)
- Louvered grille (674B)
- Uses Thermidistat™ control
- 10-year parts limited warranty upon registration; Aluminized heat exchangers 15-year parts limited warranty upon registration; Stainless steel heat exchanger lifetime parts limited warranty upon registration; Copper coil 5-year parts limited; Tin plated coil 10-year parts limited warranty (677C)
- 10-year parts limited warranty upon registration; Aluminized heat exchangers 15-year parts limited warranty upon registration; Stainless steel heat exchanger lifetime parts limited warranty upon registration; Copper coil 5-year parts limited; Tin plated coil 10-year parts limited warranty (674B)
Ratings
-
Energy Efficiency -
Humidity Controls
-
Durability
677C
| Performance | |
| Energy Efficiency | 14 SEER / 12 EER / 8 HSPF / Up to 81% AFUE |
| Warranty | 10-year parts limited warranty upon registration; Aluminized heat exchangers 15-year parts limited warranty upon registration; Stainless steel heat exchanger lifetime parts limited warranty upon registration; Copper coil 5-year parts limited; Tin plated coil 10-year parts limited warranty |
| Sound | |
| Quiet Level | As low as 72 dB |
| Controls | |
| Controls Supported | Thermidistat |
| Technology | |
| Refrigerant | Puron® refrigerant |
| Compressor | Scroll |
| Features | Thermostatic Expansion Valve |
| Switches | High Pressure, Loss of charge |
| Cooling Capacity | 2 - 5 tons |
| Ignition | Direct spark |
| Aesthetics | |
| Construction | DuraGuard™ |
| Cabinet Finish | Painted |
| Back to Top | |
674B
| Performance | |
| Energy Efficiency | 13 SEER / 11 EER / 8 HSPF / Up to 81% AFUE |
| Warranty | 10-year parts limited warranty upon registration; Aluminized heat exchangers 15-year parts limited warranty upon registration; Stainless steel heat exchanger lifetime parts limited warranty upon registration; Copper coil 5-year parts limited; Tin plated coil 10-year parts limited warranty |
| Sound | |
| Quiet Level | As low as 72 dB |
| Controls | |
| Controls Supported | Thermidistat |
| Technology | |
| Refrigerant | Puron refrigerant |
| Compressor | Scroll |
| Features | Thermostatic Expansion Valve; Perfect Humidity™ |
| Switches | High Pressure, Loss of charge |
| Cooling Capacity | 2 - 5 tons |
| Ignition | Direct spark |
| Aesthetics | |
| Construction | DuraGuard™ |
| Cabinet Finish | Painted |
| Back to Top | |
