McDonnell & Miller 69 Cut Off Refrigerant which is rated for 10

which is rated for 10 amps

Whether you are performing a field replacement or a new system calibration

The stranded copper core and 7mm high-grade insulation prevent voltage leakage and ensure high-energy spark transfer even at elevated max temperatures of 484°F

it ensures reliable performance and oil viscosity management

63" WC Pressure Switch designed specifically to monitor the pressure differential across the heat exchanger

McDonnell & Miller 69 Cut Off Refrigerant which is rated for 10The McDonnell & Miller 153900 (Series 69) is a professional grade mechanical low water cut off designed for reliability in low pressure steam boiler applications. This auto reset unit features a 4 1 8" insertion length and is engineered for mounting directly into 2 1 2" NPT boiler side tappings, making it compatible with residential and commercial boilers of any steaming capacity. By utilizing a packless bellows and a dual switch assembly, this