General-Purpose, Liquid Flow Switches, the Series FS250 – FS251 (NEMA1 version), and FS254 (NEMA4 version). These flow switches incorporate key changes...

For general purpose applications where high sensitivity is required and moderate or low flow rates are encountered such as air conditioning, heating and...

For heavy duty applications where high sensitivity is required, such as water treatment systems, cooling systems for electronic circuits, compressors, booster...

For general purpose applications where high sensitivity is required and moderate or low flow rates are encountered such as air conditioning, heating and...

Universal design serves the widest variety of applications For starting or stopping electrically operated equipment such as signal lights, alarms, motors,...

For general purpose applications requiring low flow rate sensitivity.

For heavy duty applications where high sensitivity is required, such as water treatment systems, cooling systems for electronic circuits, compressors, booster...

Universal design serves the widest variety of large pipe applications, including heating and hydronic systems, air conditioning, refrigeration and process...

For hazardous environment applications requiring a NEMA 7 (Class I, Group C or D) or NEMA 9 Class II, Group E, F, or G) rated flow switch.

For applications requiring a water-tight, dust-tight or a NEMA 4X rated flow switch 11⁄4″ NPT.

For general purpose applications with environmental exposure, or those requiring a water-tight, dust tight, or a NEMA 4X rated flow switch 1″ NPT.

For general purpose applications with medium and high velocity requirements

For general purpose low velocity applications where the most economical flow switch is desired

For industrial hazardous environment applications requiring a NEMA 7 (Class I, Division I, Group C and D) or NEMA 9 (Class II, Division I, Group E, F, and G)...

For starting or stopping electrically operated equipment such as signal lights, alarms, motors, automatic burners, metering devices and others. In-line...