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7 ton (R410A) range
Engineered as a direct replacement for P70AA-3
Is the 626425R a direct fit for the older 626425 model
featuring a 3/4" sweat connection
you will require a different packing series to ensure proper seating
McDonnell & Miller 309200 Switch R-410A 7 ton (R410A) rangeThe McDonnell & Miller 309200 is an industrial grade 11 MV Millivolt Switch specifically engineered for low water cut off (LWCO) control in steam boiler applications. This millivolt replacement switch is the standard for technicians servicing McDonnell & Miller Series 61, 64, 67, 69, 70, 764, and 767 units. Featuring a Two SPST Auto Reset configuration, the 11 MV provides dual circuit control, allowing contractors to manage both the burner circuit and
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