McDonnell & Miller 51-2 Feeder Els PW 29614 The 1/8" NPT center back

The 1/8" NPT center back connection enables seamless stem mounting into terminal equipment or pneumatic control panels

This unit is the direct replacement for 024-31892-000 and comes equipped with screw terminals and integrated 1 NO (Normally Open) and 1 NC (Normally Closed) auxiliary contacts for comprehensive status monitoring

The most common cause of failure is debris fouling the valve seat or a damaged float

Each MARS 34604 kit is a comprehensive heating element replacement package

ensuring the system maintains peak thermodynamic efficiency

McDonnell & Miller 51-2 Feeder Els PW 29614 The 1/8" NPT center backThe McDonnell & Miller 51 2 (Part Number 135000) is a heavy duty mechanical water feeder and low water cut off (LWCO) designed for industrial and commercial low pressure steam and hot water boilers. Engineered for systems with a capacity exceeding 5,000 sq. ft., this unit provides critical protection by maintaining a consistent minimum safe water level regardless of electrical status. It features 1" NPT female connections and a snap acting SPDT switch