McDonnell & Miller 120611 Model FS251 – Snap Liquid Flow Switch

McDonnell & Miller 120611 Model FS251 – Snap Liquid Flow Switch

McDonnell & Miller model number FS251 is a 120 volt, single pole, double throw, snap liquid flow switch for starting and stopping electrical equipment such as alarms, motors, and automatic burners. This switch features a sensitivity adjustment screw for easy flow adjustment, 1″ MIP horizontal configuration, NEMA 1, a maximum temperature of 250°F, and a 160 psi operating pressure.

McDonnell & Miller 120611 Model FS251 – Snap Liquid Flow Switch

McDonnell & Miller model number FS251 is a 120 volt, single pole, double throw, snap liquid flow switch for starting and stopping electrical equipment such as alarms, motors, and automatic burners. This switch features a sensitivity adjustment screw for easy flow adjustment, 1″ MIP horizontal configuration, NEMA 1, a maximum temperature of 250°F, and a 160 psi operating pressure.

Specifications

Downloads

Mcdonnell-Miller_liquid-flow-switches_catalog 

Mcdonnell Miller_liquid-flow-switches_parts-list 

Mcdonnell-Miller_series-fs4-3-liquid-flow-switch_instructions

Mcdonnell-Miller_general_catalog 

Mcdonnell-Miller_Service_catalog

Mcdonnell-Miller_series-fs-5-liquid-flow-switch_instructions

Mcdonnell-Miller_series-fs-8-liquid-flow-switch_instructions

Mcdonnell-Miller_series-fs-8-liquid-flow-switch_techsheet

Mcdonnell-Miller_series-fs-8-liquid-flow-switch_parts

McDonnell & Miller

A leader in engineering and manufacturing boiler and liquid level controls, low-water cutoffs, and flow switches for steam and hot water boilers in industrial, commercial and building applications.

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