Trane RLY3874 Relay 320735-701 this hardware ensures smooth torque

this hardware ensures smooth torque transmission and eliminates mechanical binding in HVAC actuator linkages

visible rust or cracks on the manifold body

providing the necessary BTU input stability required for high-efficiency condensing applications

By consolidating multiple legacy footprints into one universal gas ignition control

simplifying inventory management

Trane RLY3874 Relay 320735-701 this hardware ensures smooth torqueThe Trane RLY3874 is a specialized . 1s 100hr Time Delay Relay engineered for precision timing in commercial HVACR and industrial automation systems. This 8 pin, SPDT NO NC relay provides versatile delay on energization functionality, allowing technicians to dial in precise operational windows ranging from a fraction of a second up to 100 hours. This adaptability makes the RLY3874 a critical component for managing staged compressor starts, fan motor