McDonnell & Miller 51-2-HD Mechanical Water Feeder/Low Water Cut-Off Head MechanismThe McDonnell & Miller 51 2 HD Mechanical Water Feeder Low Water Cut Off Head Mechanism is engineered for reliable boiler water feed and automatic low water protection. Designed for use on the 51 2 series, this Type Head Mechanism combines feeder and cut off functions with two switches for dependable safety. Key benefits include precise water level control, reduced risk of boiler dry fire, quick installation, compatibility with standard 51 2 series

Spring Loaded

ASCO 8210G095LF is a lead-free brass solenoid valve designed for reliable air and water control

mid-point ground

The VT2213 features a 1/2 inch nominal size with soldered x soldered end connections and a 2-position

95° of travel

encapsulated device designed for direct-mount installation

Modine 5H75002-4 is a flame rollout switch designed for dependable furnace safety and precise control

Universal power input: 102–260 VAC

even in demanding installation contexts

Operating from 12 inch Mercury (inHg) up to 80 PSI with a maximum line pressure rating of 80 PSI

Engineered for precise fit in compatible Goodman PTAC models

ensuring seamless compatibility with your INSIGHT Plus system while maintaining optimal accuracy and response time