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Designed for 24V AC operation

Key Benefits Precision OEM Compatibility: Direct drop-in replacement for specific Bard wall-mount units

preventing water carryover and potential property damage

Concealed Calibration: The internal screwdriver slot range adjuster prevents accidental setpoint shifts in high-traffic commercial areas

McDonnell & Miller 354089 Switch Assembly 322056-301 Verify horsepowerThe McDonnell & Miller 354089 Switch Assembly, also designated as the Model SWA 150S M, is a critical replacement component engineered specifically for Series 150S and 157S low water cut offs and pump controllers. For technicians servicing steam boilers, this snap action switch assembly is the standard for maintaining precise liquid level control and ensuring high limit safety. Featuring a manual reset mechanism, this assembly requires professional