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Key Benefits: Precise Voltage Conversion: Steps down 480V primary power to 24V secondary output
It is a non-lockup type and should not be used as a line regulator ahead of low-pressure controls
a professional-grade thread sealant is recommended to ensure a gas-tight seal
abnormal whistling during the startup sequence
Sterling HVAC 11J11R00306-002 Limit Switch Els PW 17895 Key Benefits: Precise Voltage Conversion:The Sterling HVAC 11J11R00306 002 is a high limit safety control designed for precise thermal monitoring in gas fired unit heaters. This OEM limit switch operates on a 170 40F logic, meaning it is engineered to open the electrical circuit at a 170F temperature rise and automatically reset upon a 40F drop (closing at 130F). As a critical furnace safety switch, it prevents heat exchanger damage by interrupting the gas valve circuit if internal
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