Armstrong Fluid Technology 812961-111 Impeller Refrigerant this unit provides the necessary

this unit provides the necessary amperage capacity and coil resistance to restore system functionality without compromising the control circuit

Standardized Porting: Features a high-integrity 1/4 inch barb for a secure vacuum hose seal

ensuring a tight seal for accurate differential sensing

Constructed with a durable ceramic insulator and robust mounting bracket

Reduced Maintenance: High-quality construction minimizes limit switch failure

Armstrong Fluid Technology 812961-111 Impeller Refrigerant this unit provides the necessaryThe Armstrong Fluid Technology 812961 111 Impeller is a precision engineered Noryl plastic impeller specifically designed to restore the hydraulic performance of your Armstrong S 25 circulator pump. This non ferrous plastic component is an essential HVAC replacement part used in heating and cooling systems where resistance to corrosion is paramount. With an outside diameter of 2 3 4 inches, it is manufactured via high quality injection molding to