The York S1-7142-3091 Limit Switch is a critical safety component designed for precise thermal regulation in York

ensuring precise fitment and calibration for their specific air handlers and wall-mount units

stainless steel alternatives are usually recommended

Which thermostat models use the 20-693 tube assembly

15 to 200A AC

Burnham Boiler 8010812 Aquastat Freon The York S1-7142-3091 Limit SwitchThe Burnham Boiler 8010812 Aquastat is a mission critical SPST immersion type controller designed for precise temperature regulation in hydronic heating systems. Engineered for high reliability switching, this aquastat controller operates within a 40 180F range, making it a standard replacement for various Burnham series residential boilers. The unit utilizes a liquid filled sensing element to provide accurate thermal feedback to the burner circuit,