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and RV225 waste oil heaters
fail-safe operation
Does this unit require a separate mounting well
Always verify the shaft dimensions
McDonnell & Miller 94-7B Pump Controller R-410A and RV225 waste oil heatersThe McDonnell & Miller 94 7B (Part Number 166300) is a heavy duty combination low water cut off and pump controller specifically engineered for high pressure industrial and commercial steam boiler applications. Built to handle a maximum pressure of 250 PSI, this unit ensures precise water level management across any steaming capacity. It features a No. 7B proportional switch with a 135 ohm potentiometer signal, allowing for seamless integration with
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