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5-inch 22 AWG pigtails for fast wiring termination
Internal Component Protection: Shields the sensitive actuator diaphragm and feedback spring from dirt
and Janitrol air handlers and condensers
Technicians should check for continuity across the terminals when the system reached the 55 PSI reset threshold
Lennox 18J37 Limit Switch 5-inch 22 AWG pigtails forThe Lennox 18J37 Limit Switch is a critical safety component engineered for high performance thermal regulation in residential and light industrial furnaces. As a normally closed disc style limit control, this genuine OEM Lennox replacement part is specifically designed to prevent heat exchanger damage by interrupting the burner circuit if internal temperatures exceed safety thresholds. Featuring a yellow color coded sleeve for rapid field
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