The Robertshaw 720-051 Gas Valve is a 24V HSI Uni-Kit designed for versatile performance in Hot Surface Ignition (HSI) applications
Reliable Pilot Operation: Designed for consistent performance across a wide 5 to 200 PSI pressure differential
Multi-Input Logic: Processes up to six pneumatic signals to determine the dominant control requirement
the package includes the regulator spring and hardware for LP conversion
away from direct sunlight
Resideo S87D1004 Ignition Module THPU32HP7Y The Robertshaw 720-051 Gas ValveThe Resideo S87D1004 Ignition Module provides reliable solid state control for 24VAC gas fired equipment, including furnaces, boilers, and commercial heating appliances. Engineered for direct spark ignition (DSI), this module features a two rod flame sense configuration, utilizing separate electrodes for spark ignition and flame rectification to ensure precise local sensing. With no prepurge required, the ignition sequence is immediate, initiating an