What is the maximum shaft size for the DMPR-KC050

If your heater ignites but shuts down after only a few seconds

With its clockwise (CW) rotation and concave blade geometry

Optimized Airflow: The 27-degree pitch profile maximizes heat dissipation across the coils for improved system efficiency

Robertshaw 803A Cooling Stat 319847-401 What is the maximum shaftThe Robertshaw 803A is a commercial grade line voltage cooling thermostat engineered for high performance temperature regulation in single pole applications. This SPST cooling thermostat is the direct field replacement for the legacy 803 model, featuring a bimetal sensing element for rapid thermal response without the need for mercury. Designed for versatile HVAC line voltage control, it supports 120V, 240V, and 277V AC circuits, making it a standard