Is this compatible with 50Hz and 60Hz systems

What type of refrigerant is it compatible with

and Nordyne part numbers including 7062-3956 and 7021-4004

C3 Internal Clearance: Accommodates thermal expansion

making it ideal for discharge air

Bard HVAC GCK-3 Conversion Kit 326058-758 Is this compatible with 50HzThe Bard HVAC GCK 3 Conversion Kit is a field installed accessory engineered for the precise conversion of gas fired heating units from natural gas to liquid propane (LP). As a technician grade NG to LP conversion kit, it includes the calibrated gas orifices and regulator springs required to maintain the correct manifold pressure and BTU output following a fuel source change. This kit is specifically designed for compatibility with Bard wall mount and