IDEC Relays RH3B-ULAC120V Relay and 243-SR models where a

and 243-SR models where a robust 1-piece clamp is required for the upper housing assembly

utilizing this OEM furnace part ensures exact electrical specs and mounting alignment

Designed for use in commercial and industrial Reznor unit heaters

Direct Supercession: Seamlessly replaces the legacy 311100 gasket with updated material specs for improved longevity

High-Temperature Durability: The specialized ignition sensor rod alloy prevents warping and surface degradation in high-BTU burner assemblies

IDEC Relays RH3B-ULAC120V Relay and 243-SR models where aFor contractors requiring a dependable, high capacity switching solution, the IDEC RH3B ULAC120V is a professional grade 3PDT relay designed for demanding HVACR and industrial control applications. This 120VAC power relay features a robust 10 amp contact rating, providing the necessary overhead for inductive motor loads and heavy duty solenoid cycles without premature pitting. Built into a compact midget housing, it maximizes rail space in crowded