Cast Iron Circulator Pump, 3/8 HP, 220-240V, 3-Speed

Hot water circulator pump improves heat distribution and reduces wait time for warm water by driving steady flow through your hydronic system. Built with a cast iron body for high sealing and heat resistance, it supports home heating loops, boilers, underfloor heating, radiators, and water heaters. A 3-speed selector lets you balance circulation rate and energy use, while quiet operation helps keep living spaces comfortable.

Designed for homeowners and installers who need reliable circulation in closed-loop heating, this pump helps overcome pipe friction and supports more even heat across the home. The cast iron construction is built for frequent temperature changes, and the wide operating range suits typical hot water heating applications. Confirm your voltage, thread size, and required head/flow before ordering to ensure a clean fit in your system. Grab yours today and get your circulation dialed in with simple 3-speed adjustment.