McDonnell & Miller 143200 63-M-HD – Manual Reset Head Replacement for Low Water Cut-Off

McDonnell & Miller 143200 63-M-HD – Manual Reset Head Replacement for Low Water Cut-Off

Durable Replacement Head for 63-BM and 63-M Models with Manual Reset

The McDonnell & Miller 63-M-HD is a reliable head replacement assembly designed specifically for the 63-BM and 63-M low water cut-off units. Featuring a manual reset mechanism, this replacement head ensures your boiler’s safety system maintains accurate water level control without the need for a full unit replacement. Ideal for steam and hot water boilers up to 50 PSI, it provides an easy, cost-effective way to extend the life of your existing LWCO.

Key Features:

• Direct replacement head compatible with 63-BM and 63-M models

• Manual reset design for precise water level safety control

• Compatible with boilers up to 50 PSI maximum pressure

• Simplifies repairs by allowing replacement of the head only

• Built to McDonnell & Miller’s high-quality standards for durability and performance

Specifications