Functioning as a Single-Pole Single-Throw (SPST) device

As a veteran-grade water heater limit switch

this 3-inch model is designed for specific plenum depths to ensure the sensor is positioned in the direct path of the airflow

replacing a degraded sensor with this exact-spec HVAC pressure control ensures the system maintains its original factory safety parameters

Robertshaw 5300-146 Thermostat 30067439-890 Functioning as a Single-Pole Single-ThrowThe Robertshaw 5300 146 is a heavy duty electric thermostat engineered for precise temperature management in commercial cooking equipment and industrial heating applications. This SJ 328 36 direct acting thermostat operates with an open high contact configuration, providing a critical safety boundary by interrupting power to the heating element once the set point is reached. With a broad temperature range of 100F to 450F (also rated up to 493F for