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the H-721LC requires a 12-30VDC power source in series with the 4-20mA loop to generate its clinical output signal
Automatic Reset Logic: Features auto reset functionality that restores system operation at 140°F without requiring manual intervention
the maximum working pressure is often limited by the specific tubing or connected components used in the assembly
Whether you are running field wiring for spring return actuators or non-spring return models
York S1-373-31175-000 Ignitor Kit the H-721LC requires a 12-30VDCThe York S1 373 31175 000 Ignitor Kit is a genuine Source 1 OEM replacement engineered for precise ignition in residential and light commercial gas fired furnaces. This kit, which includes the ignition electrode and high temp lead assembly, is designed to withstand the extreme thermal cycling typical of modern heating systems. Field technicians rely on this furnace ignitor kit to restore consistent burner ignition and prevent nuisance lockouts caused
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