McDonnell & Miller 94-M-HD Controller Refrigerant While this unit matches the

While this unit matches the physical footprint

Optimized Power Output: Provides 40VA of power

this specific valve body is rated for hot and chilled water or glycol mixtures

this Goodman OEM reversing valve is engineered to meet precise factory flow rates and pressure drop specifications

McDonnell & Miller 94-M-HD Controller Refrigerant While this unit matches theReplace your compromised boiler controls with the McDonnell & Miller 94 M HD Controller (Part Number 166000). This heavy duty head mechanism replacement is engineered for steam boiler water level control in high pressure commercial and industrial environments. It functions as a combination low water cut off and pump controller, utilizing a magnetic repulsion system that eliminates the common failure points found in bellows operated units. Designed for