marginal (orange)

specifically the DML 083 model

While some parts share suppliers

Durable Rubber Construction: Optimized for longevity and a tight seal at temperatures up to 250°F

Designed for high-duty cycle industrial environments

York S1-025-37419-000 Limit Switch marginal (orange)The York S1 025 37419 000 Limit Switch is a critical OEM safety component designed for precise thermal regulation in York HVAC systems. As an L50 10F auto limit switch, this device operates on a fixed temperature differential, featuring a 50F opening temperature and a 40F closing temperature. This SPST (Single Pole Single Throw) control acts as a high limit watchdog, protecting the primary heat exchanger and blower assembly from overheating by