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Designed for heavy-duty HVACR applications
Legacy Cross-Reference: Consolidates multiple older part numbers into a single reliable service solution for veteran contractors
Is this a direct replacement for Ruud commercial heaters
It operates with an open-high switch action
McQuay Daikin 803005073 Circuit Board 30067439-890 Designed for heavy-duty HVACR applicationsThe McQuay Daikin 803005073 is a 24VDC Auxiliary Relay Circuit Board engineered for precision control within commercial and industrial HVAC systems. This OEM replacement part is specifically designed to facilitate reversing valve conversion from DC to AC solenoid coils, making it a critical component for technicians performing upgrades or repairs on McQuay Water Source Heat Pump (WSHP) units. By integrating with high performance Mark IV control
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