Replacement Part Numbers: S1-02535380000, S1-7945-3281, 7945-3281, S1-7945-3271, and 7945-3271 for easy matching and installation Wide Compatibility: Compatible with Coleman, York, and Evcon furnaces; fits models DGAA056BDTA, DGAA070BDTA, DGAA077BDTA, DGAA090BDTA, DGAA056BDTB, DGAA070BDTB, DGAA077BDTB, DGAA090BDTB, DGPA056ABTA, DGPA070ABTA, DGPA077ABTA, DGPA090ABTA, DGPH056ABTA, DGPH070ABTA, DGPH077ABTA, DGPH090ABTA, DGAH056BBSA, and DGAH077BBSA Overheat Protection: L140-30F. Opens the circuit at 140 °F (60 °C) to prevent the unit from continuing to operate and causing overheating or damage; automatically closes at 110 °F (43 °C) to restore the circuit and resume operation Auto Reset Design: Automatically closes when the furnace temperature drops to the reset point, eliminating the need for manual intervention Durable Construction: Made from heat-resistant materials with good electrical conductivity for stable performance in high-temperature environments and long-term use This furnace limit switch replaces part numbers S1-02535380000, S1-7945-3281, 7945-3281, S1-7945-3271, and 7945-3271, and is compatible with Coleman, York, and Evcon furnaces, fitting multiple models. It features an L140-30F temperature rating that opens the circuit at 140 °F (60 °C) to prevent overheating and automatically closes at 110 °F (43 °C) to resume operation, providing both overheat protection and auto reset functionality.