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Corrosion Resistance: Robust construction protects against the acidic condensate common in high-efficiency units
This wall-mounted unit is engineered for seamless integration with Trane control circuits
the operating span is fixed by the spring itself
Reliable Pilot Operation: Designed for consistent performance across a wide 5 to 200 PSI pressure differential
As a genuine York HVAC circuit board
Resideo S87D1004 Ignition Module THPU32HP7Y Corrosion Resistance: Robust construction protectsThe 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