Resideo RC840 Electromechanical Relay R-134A while the direct-acting design facilitates

while the direct-acting design facilitates rapid response times under 1 second

Broad Compatibility: Engineered for seamless integration into various Lennox and Armstrong furnace models requiring an L190-30F thermal switch

This model is designed for standard 2H/1C heat pump systems

With enhanced noise immunity that exceeds UL 991 and IEC standards

Resideo RC840 Electromechanical Relay R-134A while the direct-acting design facilitatesThe Resideo RC840 Electromechanical Relay is a versatile switching solution designed for seamless integration between line voltage equipment and 24V low voltage controls. Engineered for multi voltage applications, this relay handles 120 Vac, 208 Vac, 240 Vac, 277 Vac, and 347 Vac, making it a standard truck stock item for commercial and residential technicians. It operates with a 24V 40 mA 1 VA control signal and provides reliable on off switching for