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8A at 230V
Operating on 24 VAC/VDC power
always verify the powerhead series number before installation
making it suitable for low-pressure steam and hot water
McDonnell & Miller 69 Cut Off R-410A 8A at 230VThe 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
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