making it the industry standard for 120-volt electric water heaters

ensuring a perfect fit for legacy 0391600 installations

specifically model H8HK010H-01A

the SPDT contact function allows the 017-509966 to be wired to either break or make a circuit on temperature rise

The integration of Viton (FKM) seal material ensures superior chemical resistance and thermal stability

York S1-024-42183-000 Switch 321894-709 making it the industry standardThe York S1 024 42183 000 Loss of Charge Switch is a critical OEM safety component engineered for precise pressure monitoring in residential and light commercial HVAC systems. Functioning as a primary safeguard for the refrigeration circuit, this low pressure switch is designed to interrupt the electrical signal to the contactor if system pressure drops below a safe threshold, mitigating the risk of compressor failure due to lubricant starvation or