Geothermal Products

Please call 608-255-2609 to learn more about Harker Heating & Cooling's geothermal products and services.

GT-PX Geothermal Heat Pump

Puron® Refrigerant Up to 27.0 EER, 4.6 COP (closed loop) Up to 31.5 EER, 5.1 COP (open loop) Superior humidity and temperature control Two-stage unloading scroll compressor for ultimate comfort and performance Variable-speed blower for ultimate comfort and quiet operation Insulated cabinet for quiet operation Coated air coil for long life CXM Unit Performance Sentinel™ Control Board for precision operation 10-year compressor limited warranty; 5-year parts limited warranty Available in vertical top discharge, bottom discharge and horizontal

GT-PG Geothermal Heat Pump

Puron® Refrigerant Up to 20.2 EER, 4.2 COP (closed loop) Up to 28.1 EER, 5.1 COP (open loop) Superior humidity and temperature control Single-stage scroll compressor for reliable performance Choice of variable-speed or single-speed blower Insulated cabinet for quiet operation Coated air coil for long life CXM Unit Performance Sentinel™ Control Board for precision operation 10-year compressor limited warranty; 5-year parts limited warranty Available in vertical top discharge, bottom discharge and horizontal

GT-PW Water-to-Water Geothermal Heat Pump

Puron® Refrigerant Up to 4.2 COP (closed loop) Up to 5.2 COP (open loop) Delivers water temperatures up to 145°F Designed for radiant/hydronic applications (heating only) Single-stage scroll compressor for reliable performance Euro-style cabinet for great aesthetics Onboard digital control for precision temperature control Insulated cabinet for quiet operation 10-year compressor limited warranty; 5-year parts limited warranty

GT-PX Split Geothermal Heat Pump

Puron® Refrigerant Up to 24.5 EER, 4.2 COP (closed loop) Up to 29.4 EER, 4.7 COP (open loop) Humidity and temperature control Two-stage unloading scroll compressor for ultimate comfort and performance Infinity® Control compatible for maximum performance Insulated cabinet for quiet operation CXM Unit Performance Sentinel™ Control Board for precision operation 10-year compressor limited warranty; 5-year parts limited warranty Compatible with many furnaces or air handlers