The York 44907 Limit Switch (36T01B3) is an auto-reset temperature control switch designed to ensure the safe operation of York furnaces. It automatically opens at 195F to stop heating when temperatures rise too high and closes at 165F once the system cools down, maintaining consistent thermal regulation. This OEM replacement provides dependable protection against overheating while keeping your system running efficiently. Key Features: Genuine York OEM limit switch for accurate and reliable temperature control. Automatic reset function?opens at 195F, closes at 165F. Prevents overheating and safeguards furnace components. Factory-calibrated for precision performance. Constructed from durable, heat-resistant materials for long service life. Specifications: Part Numbers: 44907, 36T01B3 Open Temperature: 195F Close Temperature: 165F Operation: Automatic Reset Function: Limit Switch / Temperature Disc Application: Furnace thermal protection Compatible Models: DJ150N15N2AAA3A DJ150N20N4AAA3A DJ150N15Q4KAA3B DJ150N15N2BAAA3C DJ150N15Q4DAA3A DJ150N15P4BAA3A DJ150C00Y2AAA3A DJ150N20B4RAA3A DJ150N15Z4AAA3A DJ150N15A5AAA3A and more. Why Choose This Item: The York 44907 (36T01B3) Limit Switch provides critical furnace safety and operational reliability. As an authentic York replacement part, it restores factory performance, ensuring that your system maintains optimal heating levels while preventing potential damage from overheating.