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Ships within 48 hours · Estimated delivery Aug 23 - Aug 28
7 ton (R410A) range
featuring a 3/4" sweat connection
Pneumatic Piston Damper Actuator
This general close-off actuator is compatible with both 2-way and 3-way Erie zone valves
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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