EPDM and Hytrel have vastly different torque ratings and torsional stiffness

this actuator can process a 4-20mA control signal when utilized with an external 500 Ohm resistor to convert the signal to 2-10Vdc

Complete Service Kit: Includes the 383-500-045 ignitor

ensuring the control circuit receives the correct feedback signals immediately upon connection

Lochinvar & A.O. Smith 100167773 Control Board 319825-402 EPDM and Hytrel have vastlyThe Lochinvar & A. O. Smith 100167773 Control Board is a critical OEM replacement part designed for high efficiency commercial water heaters and gas fired boilers. As an integrated HVAC control board, this component functions as the primary logic center, managing the ignition sequence, temperature regulation, and safety protocols to maintain peak thermal efficiency. Engineered for precision, it features advanced diagnostic capabilities that allow