This single-pole single-throw (SPST) air pressure sensor is factory-calibrated to an actuation point of 1

Whether you are performing a mid-winter service call or a planned system upgrade

This unit utilizes an induction run-capacitor start (CSIR) motor with external inherent protection

providing the necessary signal for automatic reset and burner circuit protection in gas or oil-fired systems

Proper installation ensures consistent pressure distribution and reduces unnecessary cycling

Resideo L4006E1125 Aquastat Controller Els PW 29614 This single-pole single-throw (SPST) airThe Resideo L4006E1125 is a professional grade high limit aquastat designed for precise hydronic heating system control and safety. This immersion style aquastat controller features a fixed 3 inch capillary and a 3 8" x 2 7 8" copper bulb, providing rapid thermal response for boiler temperature regulation in commercial and residential storage tanks. Engineered with SPST contacts that break on temperature rise, this unit serves as a critical fail safe