McDonnell & Miller 51-HD Mechanism Els PW 17895 it ensures exact drop-in compatibility

it ensures exact drop-in compatibility with the original mounting hardware and harness

ensuring backward compatibility with legacy American Standard control boards and Trane units

ensuring your installation meets the latest safety and environmental regulations for low-GWP systems

Universal Compatibility: Fits a broad range of Danfoss EV series pulse-operated and standard solenoid valves

load calculations should be performed based on the specific current draw of your ADAP-KOOL modules to ensure the total demand does not exceed the unit’s capacity

McDonnell & Miller 51-HD Mechanism Els PW 17895 it ensures exact drop-in compatibilityThe McDonnell & Miller 51 HD Mechanism (Part Number 134900) is a heavy duty mechanical water feeder designed for low pressure steam and hot water boilers. Engineered for high capacity applications, this replacement water feeder head maintains precise water levels in vessels with a maximum pressure of 35 PSI. As a veteran technician knows, the heavy duty 51 HD series is built to withstand more demanding cycles than standard residential feeders,