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geothermal
ensuring stable performance across its 0 to 15 PSI output range
The provided crank arm and push rod assembly are designed to fit standard 1/2-inch diameter damper shafts
and durable gaskets designed for industrial fluid control
Lochinvar & A.O. Smith 100111584 Pump Circulator 321042-401 geothermalThe Lochinvar & A. O. Smith 100111584 Pump Circulator is a critical OEM replacement part designed for high efficiency hydronic heating and domestic hot water systems. Built to withstand the rigorous demands of commercial and residential boilers, this high head circulator pump ensures consistent fluid velocity and thermal distribution across the heat exchanger. It serves as a direct replacement for legacy part numbers such as Lochinvar ARM2801 and A.
