IO Hvac Controls iO-WWR240 Relay 328140-751 this replacement expansion valve power

this replacement expansion valve power head ensures seamless HVACR valve maintenance by allowing the power element to be swapped without removing the entire valve body from the line

Universal Mounting: Features both extended through-bolt studs and resilient ring mounting for seamless integration into 48-frame brackets

Look for the model number on your blower assembly housing

verify the 24V coil resistance and pressure differential before replacement to ensure the Trane heat pump not cooling or heating symptom is not due to a failed solenoid or charge imbalance

Enhanced Durability: TEFC enclosure prevents environmental contaminants from reaching the motor internals

IO Hvac Controls iO-WWR240 Relay 328140-751 this replacement expansion valve powerFor service technicians and commercial contractors tasking themselves with safeguarding outdoor equipment, the iO WWR240 voltage monitoring relay is a critical component for real time system protection. This 240V SPDT relay is specifically engineered to mount within the condensing unit's service compartment, providing a primary interface for the Warning Watchdog alarm system. By connecting directly to the line side of the compressor contactor, this