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Always verify your specific wiring diagram and switch logic before installation
Can I use an adjustable universal switch instead of the 11177103
575# Off rating mean
Smith 791A
High-Torque Performance: Delivers approximately 54 in-lb of retracted torque
Armstrong Fluid Technology 816322-111K Impeller Kit 320788-703 Always verify your specific wiringThe Armstrong Fluid Technology 816322 111K Impeller Kit is a high precision OEM replacement part designed to restore hydraulic efficiency in centrifugal circulator pumps. This universal kit features a 3. 35 inch (3 3 8") Noryl impeller, specifically engineered for Armstrong Series S and H models, including the S 34, S 35, and H 32. As the advanced successor to legacy parts 816322 111 and 810119 003, this kit provides a complete solution for