While the board supports 120V HSI

Direct Stepper Control: Precisely manages the refrigerant flow by converting analog signals into accurate valve step positions

this Nordyne OEM part is the current standard replacement for several older mobile home and residential furnace series that originally utilized the D10309R heat exchanger

The J Series design incorporates mounting brackets on all four sides with three tapped holes

Copeland 977-0315-05 Receiver Assembly 320734-701 While the board supports 120VThe Copeland 977 0315 05 Receiver Assembly is a heavy duty refrigerant receiver tank engineered for precise liquid management in high demand refrigeration and air conditioning systems. This genuine Copeland 977 0315 05 unit acts as a critical buffer, storing excess liquid refrigerant during low load periods to ensure a steady, bubble free supply to the expansion valve. Constructed with a steel shell and featuring 3 8 inch sweat connections, this