Trane BAYTWIN400A Twinning Kit R-22 Universal Compatibility: Operates on standard

Universal Compatibility: Operates on standard 208/240V AC systems

Key Benefits for the Mechanical Contractor: Precise Modulation: The 0-135 ohm potentiometer allows for constant boiler water level maintenance by providing a variable signal to the feedwater valve rather than simple on-off cycling

but the physical specifications and performance of the Honeywell 315781 remain the same

What size shafts can this unit accommodate

Trane BAYTWIN400A Twinning Kit R-22 Universal Compatibility: Operates on standardThe Trane BAYTWIN400A Twinning Kit is an essential OEM component for field twining two identical furnaces to operate on a single common duct system. This HVAC twinning kit facilitates the synchronized management of air handlers or furnaces, effectively doubling system capacity while maintaining balanced static pressure across the supply and return plenums. Designed for industrial and commercial reliability, the kit ensures that both blowers energize