ClimateMaster S17B0003N03 Control Board 320735-701 This specific model serves as

This specific model serves as the CP-8301-620 direct replacement

The hyphenated version is often used in manufacturer catalogs

The Nordyne 903977 Door Assembly is a critical OEM HVAC replacement part engineered specifically for mobile home and residential furnace cabinets

The unit features standard 3/16-inch male quick-connect terminals for seamless integration with existing furnace wiring harnesses

but you must never install a capacitor with a lower voltage rating than the original specification

ClimateMaster S17B0003N03 Control Board 320735-701 This specific model serves asThe ClimateMaster S17B0003N03 Control Board is a genuine OEM electric 2 heat control board designed specifically for ClimateMaster geothermal and water source heat pump systems. This specified controller is the direct updated version for 17B0003N02, engineered to manage multi stage electric heating functions with precision. As a critical component for HVAC system reliability, this board ensures the seamless sequencing of dual stage electric heat