McDonnell & Miller 64-HD Cut Off Freon maintaining compliance with UL 1008

maintaining compliance with UL 1008 standards for total system loads

Direct OEM Compatibility: Specifically engineered for Sporlan solenoid valve bodies like the B6 and E series

the VM3313 must be piped in a mixing configuration (two inlets

which can sometimes lead to connectivity issues on painted or corroded surfaces

McDonnell & Miller 64-HD Cut Off Freon maintaining compliance with UL 1008The McDonnell & Miller 144400, also known as the 64 HD Head Mechanism, is a heavy duty replacement unit designed for Series 64 and Series 764 low water cut offs. Engineered for both hot water and steam boilers, this mechanical oversight component facilitates an auto reset function to ensure continuous system protection without manual intervention. As a float type LWCO mechanism, it is rated for a maximum boiler pressure of 50 PSI. This unit serves as