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specifically for regulating boiler water temperature
often due to a broken belt
Simplified Wiring: Features a high-integrity terminal block and supports standard 1/2" conduit connectors for secure
eliminating the need for bulky mounting brackets
5-W to adapt to specific peripheral requirements
White-Rodgers 21D64-5PK HSI Els PW 17895 specifically for regulating boiler waterWhen you're out on a service call dealing with a cracked silicon carbide igniter, the White Rodgers 21D64 5PK HotRod is the professional grade solution to keep on your truck. This 5 pack of 120V silicon nitride igniters is designed specifically for high efficiency gas furnaces, boilers, and water heaters. Unlike brittle carbide models, the nitride construction in this universal hot surface igniter handles the thermal stress of modern ignition cycles
