Functional Devices RIB2401B Relay Engineered for mission-critical environmental monitoring

Engineered for mission-critical environmental monitoring

reducing the frequency of manual tension adjustments

Standard KMC porting applies: Port M is for the main air supply

Extended Sweat Connections: The 1/4" ODF extended connections provide ample space for torch work

Functional Devices RIB2401B Relay Engineered for mission-critical environmental monitoringThe Functional Devices RIB2401B is a true workhorse for HVACR technicians, designed as a robust 20 Amp SPDT enclosed power relay for building automation and lighting control systems. This pilot controlled device features a dual coil arrangement capable of accepting 24VAC or 24DC input, providing maximum flexibility when interfacing with digital controllers or low voltage thermostats. The 120V secondary side is rated for high inductive loads, making it