Copeland 940-0181-00 Relay Kit 318973-401 the B1756013L is built to

the B1756013L is built to withstand the constant thermal cycling found in modern HVAC drainage systems

this valve includes an externally equalized 1/4" ODF connection to compensate for evaporator pressure drop

Enhanced System Resilience: Acts as the central hub for safety switches and monitoring

Key Benefits for Contractors Universal Power Compatibility: Operates on 24Vac or 24Vdc

the contacts are likely oxidized or the coil has an open winding

Copeland 940-0181-00 Relay Kit 318973-401 the B1756013L is built toThe Copeland 940 0181 00 Relay Kit is an essential OEM component designed for high reliability commercial refrigeration defrost control. As a critical HVACR defrost relay kit, this assembly manages the precise timing and execution of defrost cycles in systems utilizing heat pumps or low temperature evaporators. Engineered with durable copper connections, the relay is built to withstand rigorous field conditions, operating within an ambient temperature