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Gems Sensors FS-200 Series Bronze Flow Switch, Inline, Shuttle Type, 0.5 gpm Flow Setting, 1" NPT Female

Gems Sensors FS-200 Series Bronze Flow Switch, Inline, Shuttle Type, 0.5 gpm Flow Setting, 1" NPT Female

The FS-200 Series offers accurate flow detection, with 1% repeatability, over a broad range of flow settings and port sizes. Its durable construction delivers long-life reliability in either water or oil. Generous flow paths keep pressure drop low.... ... more

Gems Sensors FS-200 Series Bronze Flow Switch, Inline, Shuttle Type, 0.5 gpm Flow Setting, 1" NPT Female

The FS-200 Series offers accurate flow detection, with 1% repeatability, over a broad range of flow settings and port sizes. Its durable construction delivers long-life reliability in either water or oil. Generous flow paths keep pressure drop low....

Amazon Marketplace

$303.39

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Gems Sensors FS-927 Series Brass Compact Flow Switch, Elbow, Piston Type, Normally Open, 0.5 gpm Flow Setting, 1/4" NPT Female

Gems Sensors FS-927 Series Brass Compact Flow Switch, Elbow, Piston Type, Normally Open, 0.5 gpm Flow Setting, 1/4" NPT Female

FS-927 Series - Small Design for Tight Instrumentation Packages. Measuring only 1˝ x 2-3/4˝, these compact switches are ideal for use where space is at a premium. Designed for use with water and oil, these switches are suitable for high volume OEM... ... more

Gems Sensors FS-927 Series Brass Compact Flow Switch, Elbow, Piston Type, Normally Open, 0.5 gpm Flow Setting, 1/4" NPT Female

FS-927 Series - Small Design for Tight Instrumentation Packages. Measuring only 1˝ x 2-3/4˝, these compact switches are ideal for use where space is at a premium. Designed for use with water and oil, these switches are suitable for high volume OEM...

Amazon Marketplace

$150.92

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Gems Sensors FS-400P Series PVC Flow Switch, Elbow, Shuttle Type, 0.5 gpm Flow Setting, 1/2" NPT Female

Gems Sensors FS-400P Series PVC Flow Switch, Elbow, Shuttle Type, 0.5 gpm Flow Setting, 1/2" NPT Female

FS-400P Series – Low Cost Units for Plastic Piping. Designed for low cost flow/no-flow monitoring. This series is available with a clear transparent PVC housing which is ideal for use where visual flow confirmation is desirable. These... ... more

Gems Sensors FS-400P Series PVC Flow Switch, Elbow, Shuttle Type, 0.5 gpm Flow Setting, 1/2" NPT Female

FS-400P Series – Low Cost Units for Plastic Piping. Designed for low cost flow/no-flow monitoring. This series is available with a clear transparent PVC housing which is ideal for use where visual flow confirmation is desirable. These...

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$71.44

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Gems Sensors FS-925 Series Brass Flow Switch, Inline, Piston Type, 0.5 gpm Flow Setting, 1/4" NPT Female

Gems Sensors FS-925 Series Brass Flow Switch, Inline, Piston Type, 0.5 gpm Flow Setting, 1/4" NPT Female

FS-925 Series - General Purpose. These two series of precision-calibrated switches provides reliable and consistent performance; repeatability is within 1%. FS-925 and FS-926 units are factory preset for actuation at specified flow rates. These... ... more

Gems Sensors FS-925 Series Brass Flow Switch, Inline, Piston Type, 0.5 gpm Flow Setting, 1/4" NPT Female

FS-925 Series - General Purpose. These two series of precision-calibrated switches provides reliable and consistent performance; repeatability is within 1%. FS-925 and FS-926 units are factory preset for actuation at specified flow rates. These...

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$341.44

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Gems Sensors FS-400P Series PVC Flow Switch, Elbow, Shuttle Type, 2 gpm Flow Setting, 1" IPS

Gems Sensors FS-400P Series PVC Flow Switch, Elbow, Shuttle Type, 2 gpm Flow Setting, 1" IPS

FS-400P Series - Low Cost Units for Plastic Piping. Designed for low cost flow/no-flow monitoring. This series is available with a clear transparent PVC housing which is ideal for use where visual flow confirmation is desirable. These... ... more

Gems Sensors FS-400P Series PVC Flow Switch, Elbow, Shuttle Type, 2 gpm Flow Setting, 1" IPS

FS-400P Series - Low Cost Units for Plastic Piping. Designed for low cost flow/no-flow monitoring. This series is available with a clear transparent PVC housing which is ideal for use where visual flow confirmation is desirable. These...

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$71.42

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Gems Sensors FS-500 Series Polypropylene Flow Switch, J-Box with 5-Amp Relay, Elbow, Shuttle Type, 0.5 gpm Flow Setting, 3/4" NPT Female

Gems Sensors FS-500 Series Polypropylene Flow Switch, J-Box with 5-Amp Relay, Elbow, Shuttle Type, 0.5 gpm Flow Setting, 3/4" NPT Female

FS-500 Series - Low Cost Units for Threaded Plastic Piping. The FS-500 offers low cost flow monitoring with a variety of switch actuation points and low pressure drop. All wetted parts are polypropylene or stainless steel, making this switch ideal for... ... more

Gems Sensors FS-500 Series Polypropylene Flow Switch, J-Box with 5-Amp Relay, Elbow, Shuttle Type, 0.5 gpm Flow Setting, 3/4" NPT Female

FS-500 Series - Low Cost Units for Threaded Plastic Piping. The FS-500 offers low cost flow monitoring with a variety of switch actuation points and low pressure drop. All wetted parts are polypropylene or stainless steel, making this switch ideal for...

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$157.09

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Gems Sensors FS-500 Series Polypropylene Flow Switch, Elbow, Shuttle Type, 0.5 gpm Flow Setting, 3/4" NPT Female

Gems Sensors FS-500 Series Polypropylene Flow Switch, Elbow, Shuttle Type, 0.5 gpm Flow Setting, 3/4" NPT Female

FS-500 Series – Low Cost Units for Threaded Plastic Piping. The FS-500 offers low cost flow monitoring with a variety of switch actuation points and low pressure drop. All wetted parts are polypropylene or stainless steel, making this switch ideal for... ... more

Gems Sensors FS-500 Series Polypropylene Flow Switch, Elbow, Shuttle Type, 0.5 gpm Flow Setting, 3/4" NPT Female

FS-500 Series – Low Cost Units for Threaded Plastic Piping. The FS-500 offers low cost flow monitoring with a variety of switch actuation points and low pressure drop. All wetted parts are polypropylene or stainless steel, making this switch ideal for...

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$71.00

FREE shipping

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Gems Sensors FS-4 Series Ryton Flow Switch, Elbow, Piston Type, SPST Switch, Normally Open, 0.1 gpm Flow Setting, 9/16"-18 UNF-2B

Gems Sensors FS-4 Series Ryton Flow Switch, Elbow, Piston Type, SPST Switch, Normally Open, 0.1 gpm Flow Setting, 9/16"-18 UNF-2B

FS-4 Series - Low Cost, Molded Plastic Construction. The FS-4 Series makes flow protection economical for a broad range of industrial applications such as welders, lubrication systems, medical sterilizers and laundry chemicals dispensing. ... more

Gems Sensors FS-4 Series Ryton Flow Switch, Elbow, Piston Type, SPST Switch, Normally Open, 0.1 gpm Flow Setting, 9/16"-18 UNF-2B

FS-4 Series - Low Cost, Molded Plastic Construction. The FS-4 Series makes flow protection economical for a broad range of industrial applications such as welders, lubrication systems, medical sterilizers and laundry chemicals dispensing.

Amazon Marketplace

$90.93

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Gems Sensors FS-927 Series Brass Compact Flow Switch, Elbow, Piston Type, Normally Open, 0.1 gpm Flow Setting, 1/4" NPT Female

Gems Sensors FS-927 Series Brass Compact Flow Switch, Elbow, Piston Type, Normally Open, 0.1 gpm Flow Setting, 1/4" NPT Female

FS-927 Series - Small Design for Tight Instrumentation Packages. Measuring only 1˝ x 2-3/4˝, these compact switches are ideal for use where space is at a premium. Designed for use with water and oil, these switches are suitable for high volume OEM... ... more

Gems Sensors FS-927 Series Brass Compact Flow Switch, Elbow, Piston Type, Normally Open, 0.1 gpm Flow Setting, 1/4" NPT Female

FS-927 Series - Small Design for Tight Instrumentation Packages. Measuring only 1˝ x 2-3/4˝, these compact switches are ideal for use where space is at a premium. Designed for use with water and oil, these switches are suitable for high volume OEM...

Amazon Marketplace

$76.72

FREE shipping

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Gems Sensors FS-927 Series Brass Compact Flow Switch, Elbow, Piston Type, Normally Open, 0.25 gpm Flow Setting, 1/4" NPT Female

Gems Sensors FS-927 Series Brass Compact Flow Switch, Elbow, Piston Type, Normally Open, 0.25 gpm Flow Setting, 1/4" NPT Female

FS-927 Series – Small Design for Tight Instrumentation Packages. Measuring only 1˝ x 2-3/4˝, these compact switches are ideal for use where space is at a premium. Designed for use with water and oil, these switches are suitable for high volume OEM... ... more

Gems Sensors FS-927 Series Brass Compact Flow Switch, Elbow, Piston Type, Normally Open, 0.25 gpm Flow Setting, 1/4" NPT Female

FS-927 Series – Small Design for Tight Instrumentation Packages. Measuring only 1˝ x 2-3/4˝, these compact switches are ideal for use where space is at a premium. Designed for use with water and oil, these switches are suitable for high volume OEM...

Amazon Marketplace

$155.66

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Gems Sensors FS-927 Series Brass Compact Flow Switch, Elbow, Piston Type, Normally Open, 1 gpm Flow Setting, 1/4" NPT Female

Gems Sensors FS-927 Series Brass Compact Flow Switch, Elbow, Piston Type, Normally Open, 1 gpm Flow Setting, 1/4" NPT Female

FS-927 Series – Small Design for Tight Instrumentation Packages. Measuring only 1˝ x 2-3/4˝, these compact switches are ideal for use where space is at a premium. Designed for use with water and oil, these switches are suitable for high volume OEM... ... more

Gems Sensors FS-927 Series Brass Compact Flow Switch, Elbow, Piston Type, Normally Open, 1 gpm Flow Setting, 1/4" NPT Female

FS-927 Series – Small Design for Tight Instrumentation Packages. Measuring only 1˝ x 2-3/4˝, these compact switches are ideal for use where space is at a premium. Designed for use with water and oil, these switches are suitable for high volume OEM...

Amazon Marketplace

$146.08

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Gems Sensors FS-480 Series Stainless Steel 316 Flow Switch with Low Pressure Drop, Inline, Piston Type, 0.5 gpm Flow Setting, 3/4" NPT Male

Gems Sensors FS-480 Series Stainless Steel 316 Flow Switch with Low Pressure Drop, Inline, Piston Type, 0.5 gpm Flow Setting, 3/4" NPT Male

FS-480 Series - Stainless Steel Flow Switch for Large Flow, Low Pressure Drop. The FS-480 large-body inline flow switch delivers ample flow rates with minimal pressure drop. 25% larger than its FS-380 sibling, the FS-480 is ideal for processes that... ... more

Gems Sensors FS-480 Series Stainless Steel 316 Flow Switch with Low Pressure Drop, Inline, Piston Type, 0.5 gpm Flow Setting, 3/4" NPT Male

FS-480 Series - Stainless Steel Flow Switch for Large Flow, Low Pressure Drop. The FS-480 large-body inline flow switch delivers ample flow rates with minimal pressure drop. 25% larger than its FS-380 sibling, the FS-480 is ideal for processes that...

Amazon.com

$249.46

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Gems Sensors FS-500 Series Polypropylene Flow Switch, J-Box with 5-Amp Relay, Elbow, Shuttle Type, 0.25 gpm Flow Setting, 3/4" NPT Female

Gems Sensors FS-500 Series Polypropylene Flow Switch, J-Box with 5-Amp Relay, Elbow, Shuttle Type, 0.25 gpm Flow Setting, 3/4" NPT Female

FS-500 Series - Low Cost Units for Threaded Plastic Piping. The FS-500 offers low cost flow monitoring with a variety of switch actuation points and low pressure drop. All wetted parts are polypropylene or stainless steel, making this switch ideal for... ... more

Gems Sensors FS-500 Series Polypropylene Flow Switch, J-Box with 5-Amp Relay, Elbow, Shuttle Type, 0.25 gpm Flow Setting, 3/4" NPT Female

FS-500 Series - Low Cost Units for Threaded Plastic Piping. The FS-500 offers low cost flow monitoring with a variety of switch actuation points and low pressure drop. All wetted parts are polypropylene or stainless steel, making this switch ideal for...

Amazon.com

$146.97

FREE shipping

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Gems Sensors FS-500 Series Polypropylene Flow Switch, Elbow, Shuttle Type, 5 gpm Flow Setting, 3/4" NPT Female

Gems Sensors FS-500 Series Polypropylene Flow Switch, Elbow, Shuttle Type, 5 gpm Flow Setting, 3/4" NPT Female

FS-500 Series - Low Cost Units for Threaded Plastic Piping. The FS-500 offers low cost flow monitoring with a variety of switch actuation points and low pressure drop. All wetted parts are polypropylene or stainless steel, making this switch ideal for... ... more

Gems Sensors FS-500 Series Polypropylene Flow Switch, Elbow, Shuttle Type, 5 gpm Flow Setting, 3/4" NPT Female

FS-500 Series - Low Cost Units for Threaded Plastic Piping. The FS-500 offers low cost flow monitoring with a variety of switch actuation points and low pressure drop. All wetted parts are polypropylene or stainless steel, making this switch ideal for...

Amazon.com

$71.00

FREE shipping

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Gems Sensors FS-400 Adjustable Series Bronze Flow Switch, Elbow, Shuttle Type, 0.75 - 4.0 gpm Flow Setting Adjustment Range, 3/4" NPT Female

Gems Sensors FS-400 Adjustable Series Bronze Flow Switch, Elbow, Shuttle Type, 0.75 - 4.0 gpm Flow Setting Adjustment Range, 3/4" NPT Female

FS-400 Series - General Purpose, 90° Flow Path. Provides accurate flow detection in water and oil with 1% repeatability. Flow settings on the adjustable version can be easily changed without disassembly. A shuttle by-pass vane inside the housing is... ... more

Gems Sensors FS-400 Adjustable Series Bronze Flow Switch, Elbow, Shuttle Type, 0.75 - 4.0 gpm Flow Setting Adjustment Range, 3/4" NPT Female

FS-400 Series - General Purpose, 90° Flow Path. Provides accurate flow detection in water and oil with 1% repeatability. Flow settings on the adjustable version can be easily changed without disassembly. A shuttle by-pass vane inside the housing is...

Amazon.com

$183.81

FREE shipping

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Gems Sensors FS-400 Adjustable Series Bronze Flow Switch, Elbow, Shuttle Type, 2.0 - 8.0 gpm Flow Setting Adjustment Range, 3/4" NPT Female

Gems Sensors FS-400 Adjustable Series Bronze Flow Switch, Elbow, Shuttle Type, 2.0 - 8.0 gpm Flow Setting Adjustment Range, 3/4" NPT Female

FS-400 Series - General Purpose, 90° Flow Path. Provides accurate flow detection in water and oil with 1% repeatability. Flow settings on the adjustable version can be easily changed without disassembly. A shuttle by-pass vane inside the housing is... ... more

Gems Sensors FS-400 Adjustable Series Bronze Flow Switch, Elbow, Shuttle Type, 2.0 - 8.0 gpm Flow Setting Adjustment Range, 3/4" NPT Female

FS-400 Series - General Purpose, 90° Flow Path. Provides accurate flow detection in water and oil with 1% repeatability. Flow settings on the adjustable version can be easily changed without disassembly. A shuttle by-pass vane inside the housing is...

Amazon.com

$184.55

FREE shipping

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Gems Sensors FS-400 Series Bronze Flow Switch, Elbow, Shuttle Type, 2.5 gpm Flow Setting, 3/4" NPT Female

Gems Sensors FS-400 Series Bronze Flow Switch, Elbow, Shuttle Type, 2.5 gpm Flow Setting, 3/4" NPT Female

FS-400 Series - General Purpose, 90 Degree Flow Path. Provides accurate flow detection in water and oil with 1% repeatability. Flow settings on the adjustable version can be easily changed without disassembly. A shuttle by-pass vane inside the housing... ... more

Gems Sensors FS-400 Series Bronze Flow Switch, Elbow, Shuttle Type, 2.5 gpm Flow Setting, 3/4" NPT Female

FS-400 Series - General Purpose, 90 Degree Flow Path. Provides accurate flow detection in water and oil with 1% repeatability. Flow settings on the adjustable version can be easily changed without disassembly. A shuttle by-pass vane inside the housing...

Amazon.com

$114.07

FREE shipping

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Gems Sensors FS-500 Series Polypropylene Flow Switch, Elbow, Shuttle Type, 1 gpm Flow Setting, 3/4" NPT Female

Gems Sensors FS-500 Series Polypropylene Flow Switch, Elbow, Shuttle Type, 1 gpm Flow Setting, 3/4" NPT Female

FS-500 Series – Low Cost Units for Threaded Plastic Piping. The FS-500 offers low cost flow monitoring with a variety of switch actuation points and low pressure drop. All wetted parts are polypropylene or stainless steel, making this switch ideal for... ... more

Gems Sensors FS-500 Series Polypropylene Flow Switch, Elbow, Shuttle Type, 1 gpm Flow Setting, 3/4" NPT Female

FS-500 Series – Low Cost Units for Threaded Plastic Piping. The FS-500 offers low cost flow monitoring with a variety of switch actuation points and low pressure drop. All wetted parts are polypropylene or stainless steel, making this switch ideal for...

Amazon.com

$63.82

FREE shipping

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Gems Sensors FS-400 Series Bronze Flow Switch, Elbow, Shuttle Type, 5 gpm Flow Setting, 3/4" NPT Female

Gems Sensors FS-400 Series Bronze Flow Switch, Elbow, Shuttle Type, 5 gpm Flow Setting, 3/4" NPT Female

FS-400 Series - General Purpose, 90 Degree Flow Path. Provides accurate flow detection in water and oil with 1% repeatability. Flow settings on the adjustable version can be easily changed without disassembly. A shuttle by-pass vane inside the housing... ... more

Gems Sensors FS-400 Series Bronze Flow Switch, Elbow, Shuttle Type, 5 gpm Flow Setting, 3/4" NPT Female

FS-400 Series - General Purpose, 90 Degree Flow Path. Provides accurate flow detection in water and oil with 1% repeatability. Flow settings on the adjustable version can be easily changed without disassembly. A shuttle by-pass vane inside the housing...

Amazon.com

$153.50

FREE shipping

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Gems Sensors FS-400 Series Bronze Flow Switch, Elbow, Shuttle Type, 0.75 gpm Flow Setting, 3/4" NPT Female

Gems Sensors FS-400 Series Bronze Flow Switch, Elbow, Shuttle Type, 0.75 gpm Flow Setting, 3/4" NPT Female

FS-400 Series - General Purpose, 90 Degree Flow Path. Provides accurate flow detection in water and oil with 1% repeatability. Flow settings on the adjustable version can be easily changed without disassembly. A shuttle by-pass vane inside the housing... ... more

Gems Sensors FS-400 Series Bronze Flow Switch, Elbow, Shuttle Type, 0.75 gpm Flow Setting, 3/4" NPT Female

FS-400 Series - General Purpose, 90 Degree Flow Path. Provides accurate flow detection in water and oil with 1% repeatability. Flow settings on the adjustable version can be easily changed without disassembly. A shuttle by-pass vane inside the housing...

Amazon.com

$150.94

FREE shipping

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Gems Sensors FS-400 Series Bronze Flow Switch, Elbow, Shuttle Type, 2 gpm Flow Setting, 3/4" NPT Female

Gems Sensors FS-400 Series Bronze Flow Switch, Elbow, Shuttle Type, 2 gpm Flow Setting, 3/4" NPT Female

FS-400 Series - General Purpose, 90 Degree Flow Path. Provides accurate flow detection in water and oil with 1% repeatability. Flow settings on the adjustable version can be easily changed without disassembly. A shuttle by-pass vane inside the housing... ... more

Gems Sensors FS-400 Series Bronze Flow Switch, Elbow, Shuttle Type, 2 gpm Flow Setting, 3/4" NPT Female

FS-400 Series - General Purpose, 90 Degree Flow Path. Provides accurate flow detection in water and oil with 1% repeatability. Flow settings on the adjustable version can be easily changed without disassembly. A shuttle by-pass vane inside the housing...

Amazon.com

$149.84

FREE shipping

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Gems Sensors FS-500 Series Polypropylene Flow Switch, Elbow, Shuttle Type, 2.5 gpm Flow Setting, 3/4" NPT Female

Gems Sensors FS-500 Series Polypropylene Flow Switch, Elbow, Shuttle Type, 2.5 gpm Flow Setting, 3/4" NPT Female

FS-500 Series – Low Cost Units for Threaded Plastic Piping. The FS-500 offers low cost flow monitoring with a variety of switch actuation points and low pressure drop. All wetted parts are polypropylene or stainless steel, making this switch ideal for... ... more

Gems Sensors FS-500 Series Polypropylene Flow Switch, Elbow, Shuttle Type, 2.5 gpm Flow Setting, 3/4" NPT Female

FS-500 Series – Low Cost Units for Threaded Plastic Piping. The FS-500 offers low cost flow monitoring with a variety of switch actuation points and low pressure drop. All wetted parts are polypropylene or stainless steel, making this switch ideal for...

Amazon.com

$65.58

FREE shipping

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Gems Sensors FS-400 Adjustable Series Bronze Flow Switch, Elbow, Shuttle Type, 7.0 - 14.0 gpm Flow Setting Adjustment Range, 3/4" NPT Female

Gems Sensors FS-400 Adjustable Series Bronze Flow Switch, Elbow, Shuttle Type, 7.0 - 14.0 gpm Flow Setting Adjustment Range, 3/4" NPT Female

FS-400 Series - General Purpose, 90° Flow Path. Provides accurate flow detection in water and oil with 1% repeatability. Flow settings on the adjustable version can be easily changed without disassembly. A shuttle by-pass vane inside the housing is... ... more

Gems Sensors FS-400 Adjustable Series Bronze Flow Switch, Elbow, Shuttle Type, 7.0 - 14.0 gpm Flow Setting Adjustment Range, 3/4" NPT Female

FS-400 Series - General Purpose, 90° Flow Path. Provides accurate flow detection in water and oil with 1% repeatability. Flow settings on the adjustable version can be easily changed without disassembly. A shuttle by-pass vane inside the housing is...

Amazon.com

$187.51

FREE shipping

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Gems Sensors FS-400 Series Bronze Flow Switch, Elbow, Shuttle Type, 7.5 gpm Flow Setting, 3/4" NPT Female

Gems Sensors FS-400 Series Bronze Flow Switch, Elbow, Shuttle Type, 7.5 gpm Flow Setting, 3/4" NPT Female

FS-400 Series - General Purpose, 90 Degree Flow Path. Provides accurate flow detection in water and oil with 1% repeatability. Flow settings on the adjustable version can be easily changed without disassembly. A shuttle by-pass vane inside the housing... ... more

Gems Sensors FS-400 Series Bronze Flow Switch, Elbow, Shuttle Type, 7.5 gpm Flow Setting, 3/4" NPT Female

FS-400 Series - General Purpose, 90 Degree Flow Path. Provides accurate flow detection in water and oil with 1% repeatability. Flow settings on the adjustable version can be easily changed without disassembly. A shuttle by-pass vane inside the housing...

Amazon.com

$149.22

FREE shipping

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Gems Sensors FS-400 Series Bronze Flow Switch, Elbow, Shuttle Type, 1.5 gpm Flow Setting, 3/4" NPT Female

Gems Sensors FS-400 Series Bronze Flow Switch, Elbow, Shuttle Type, 1.5 gpm Flow Setting, 3/4" NPT Female

FS-400 Series - General Purpose, 90 Degree Flow Path. Provides accurate flow detection in water and oil with 1% repeatability. Flow settings on the adjustable version can be easily changed without disassembly. A shuttle by-pass vane inside the housing... ... more

Gems Sensors FS-400 Series Bronze Flow Switch, Elbow, Shuttle Type, 1.5 gpm Flow Setting, 3/4" NPT Female

FS-400 Series - General Purpose, 90 Degree Flow Path. Provides accurate flow detection in water and oil with 1% repeatability. Flow settings on the adjustable version can be easily changed without disassembly. A shuttle by-pass vane inside the housing...

Amazon.com

$154.23

FREE shipping

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Gems Sensors FS-500 Series Polypropylene Flow Switch, Elbow, Shuttle Type, 0.25 gpm Flow Setting, 3/4" NPT Female

Gems Sensors FS-500 Series Polypropylene Flow Switch, Elbow, Shuttle Type, 0.25 gpm Flow Setting, 3/4" NPT Female

FS-500 Series - Low Cost Units for Threaded Plastic Piping. The FS-500 offers low cost flow monitoring with a variety of switch actuation points and low pressure drop. All wetted parts are polypropylene or stainless steel, making this switch ideal for... ... more

Gems Sensors FS-500 Series Polypropylene Flow Switch, Elbow, Shuttle Type, 0.25 gpm Flow Setting, 3/4" NPT Female

FS-500 Series - Low Cost Units for Threaded Plastic Piping. The FS-500 offers low cost flow monitoring with a variety of switch actuation points and low pressure drop. All wetted parts are polypropylene or stainless steel, making this switch ideal for...

Amazon.com

$62.62

FREE shipping

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Gems Sensors FS-500 Series Polypropylene Flow Switch, Elbow, Shuttle Type, 2 gpm Flow Setting, 3/4" NPT Female

Gems Sensors FS-500 Series Polypropylene Flow Switch, Elbow, Shuttle Type, 2 gpm Flow Setting, 3/4" NPT Female

FS-500 Series - Low Cost Units for Threaded Plastic Piping. The FS-500 offers low cost flow monitoring with a variety of switch actuation points and low pressure drop. All wetted parts are polypropylene or stainless steel, making this switch ideal for... ... more

Gems Sensors FS-500 Series Polypropylene Flow Switch, Elbow, Shuttle Type, 2 gpm Flow Setting, 3/4" NPT Female

FS-500 Series - Low Cost Units for Threaded Plastic Piping. The FS-500 offers low cost flow monitoring with a variety of switch actuation points and low pressure drop. All wetted parts are polypropylene or stainless steel, making this switch ideal for...

Amazon.com

$63.53

FREE shipping

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Gems Sensors FS-400 Series Bronze Flow Switch, Elbow, Shuttle Type, 10 gpm Flow Setting, 3/4" NPT Female

Gems Sensors FS-400 Series Bronze Flow Switch, Elbow, Shuttle Type, 10 gpm Flow Setting, 3/4" NPT Female

FS-400 Series - General Purpose, 90 Degree Flow Path. Provides accurate flow detection in water and oil with 1% repeatability. Flow settings on the adjustable version can be easily changed without disassembly. A shuttle by-pass vane inside the housing... ... more

Gems Sensors FS-400 Series Bronze Flow Switch, Elbow, Shuttle Type, 10 gpm Flow Setting, 3/4" NPT Female

FS-400 Series - General Purpose, 90 Degree Flow Path. Provides accurate flow detection in water and oil with 1% repeatability. Flow settings on the adjustable version can be easily changed without disassembly. A shuttle by-pass vane inside the housing...

Amazon.com

$150.60

FREE shipping

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Gems Sensors FS-200 Series Bronze Flow Switch, Inline, Shuttle Type, 0.5 gpm Flow Setting, 1" NPT Female

Gems Sensors FS-200 Series Bronze Flow Switch, Inline, Shuttle Type, 0.5 gpm Flow Setting, 1" NPT Female

The FS-200 Series offers accurate flow detection, with 1% repeatability, over a broad range of flow settings and port sizes. Its durable construction delivers long-life reliability in either water or oil. Generous flow paths keep pressure drop low.... ... more

Gems Sensors FS-200 Series Bronze Flow Switch, Inline, Shuttle Type, 0.5 gpm Flow Setting, 1" NPT Female

The FS-200 Series offers accurate flow detection, with 1% repeatability, over a broad range of flow settings and port sizes. Its durable construction delivers long-life reliability in either water or oil. Generous flow paths keep pressure drop low....

Amazon.com

$197.00

FREE shipping

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Gems Sensors FS-200 Series Stainless Steel 316 Flow Switch, Inline, Shuttle Type, 0.5 gpm Flow Setting, 1" NPT Female

Gems Sensors FS-200 Series Stainless Steel 316 Flow Switch, Inline, Shuttle Type, 0.5 gpm Flow Setting, 1" NPT Female

FS-200 Series - General purpose, straight-through flow path. The FS-200 Series offers accurate flow detection, with 1% repeatability, over a broad range of flow settings and port sizes. Its durable construction delivers long-life reliability in either... ... more

Gems Sensors FS-200 Series Stainless Steel 316 Flow Switch, Inline, Shuttle Type, 0.5 gpm Flow Setting, 1" NPT Female

FS-200 Series - General purpose, straight-through flow path. The FS-200 Series offers accurate flow detection, with 1% repeatability, over a broad range of flow settings and port sizes. Its durable construction delivers long-life reliability in either...

Amazon.com

$481.69

FREE shipping

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Gems Sensors FS-4 Series Ryton Flow Switch, Elbow, Piston Type, SPST Switch, Normally Closed, 0.5 gpm Flow Setting, 9/16"-18 UNF-2B

Gems Sensors FS-4 Series Ryton Flow Switch, Elbow, Piston Type, SPST Switch, Normally Closed, 0.5 gpm Flow Setting, 9/16"-18 UNF-2B

FS-4 Series - Low Cost, Molded Plastic Construction. The FS-4 Series makes flow protection economical for a broad range of industrial applications such as welders, lubrication systems, medical sterilizers and laundry chemicals dispensing. ... more

Gems Sensors FS-4 Series Ryton Flow Switch, Elbow, Piston Type, SPST Switch, Normally Closed, 0.5 gpm Flow Setting, 9/16"-18 UNF-2B

FS-4 Series - Low Cost, Molded Plastic Construction. The FS-4 Series makes flow protection economical for a broad range of industrial applications such as welders, lubrication systems, medical sterilizers and laundry chemicals dispensing.

Amazon.com

$76.60

FREE shipping

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Gems Sensors FS-4 Series Ryton Flow Switch, Elbow, Piston Type, SPDT Switch, 0.5 gpm Flow Setting, 9/16"-18 UNF-2B

Gems Sensors FS-4 Series Ryton Flow Switch, Elbow, Piston Type, SPDT Switch, 0.5 gpm Flow Setting, 9/16"-18 UNF-2B

FS-4 Series - Low Cost, Molded Plastic Construction. The FS-4 Series makes flow protection economical for a broad range of industrial applications such as welders, lubrication systems, medical sterilizers and laundry chemicals dispensing. ... more

Gems Sensors FS-4 Series Ryton Flow Switch, Elbow, Piston Type, SPDT Switch, 0.5 gpm Flow Setting, 9/16"-18 UNF-2B

FS-4 Series - Low Cost, Molded Plastic Construction. The FS-4 Series makes flow protection economical for a broad range of industrial applications such as welders, lubrication systems, medical sterilizers and laundry chemicals dispensing.

Amazon.com

$26.29

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Gems Sensors FS-4 Series Ryton Flow Switch, Elbow, Piston Type, SPST Switch, Normally Open, 0.5 gpm Flow Setting, 9/16"-18 UNF-2B

Gems Sensors FS-4 Series Ryton Flow Switch, Elbow, Piston Type, SPST Switch, Normally Open, 0.5 gpm Flow Setting, 9/16"-18 UNF-2B

FS-4 Series - Low Cost, Molded Plastic Construction. The FS-4 Series makes flow protection economical for a broad range of industrial applications such as welders, lubrication systems, medical sterilizers and laundry chemicals dispensing. ... more

Gems Sensors FS-4 Series Ryton Flow Switch, Elbow, Piston Type, SPST Switch, Normally Open, 0.5 gpm Flow Setting, 9/16"-18 UNF-2B

FS-4 Series - Low Cost, Molded Plastic Construction. The FS-4 Series makes flow protection economical for a broad range of industrial applications such as welders, lubrication systems, medical sterilizers and laundry chemicals dispensing.

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$76.60

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Gems Sensors FS-927 Series Brass Compact Flow Switch, Elbow, Piston Type, Normally Open, 0.5 gpm Flow Setting, 1/4" NPT Female

Gems Sensors FS-927 Series Brass Compact Flow Switch, Elbow, Piston Type, Normally Open, 0.5 gpm Flow Setting, 1/4" NPT Female

FS-927 Series - Small Design for Tight Instrumentation Packages. Measuring only 1˝ x 2-3/4˝, these compact switches are ideal for use where space is at a premium. Designed for use with water and oil, these switches are suitable for high volume OEM... ... more

Gems Sensors FS-927 Series Brass Compact Flow Switch, Elbow, Piston Type, Normally Open, 0.5 gpm Flow Setting, 1/4" NPT Female

FS-927 Series - Small Design for Tight Instrumentation Packages. Measuring only 1˝ x 2-3/4˝, these compact switches are ideal for use where space is at a premium. Designed for use with water and oil, these switches are suitable for high volume OEM...

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$98.00

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Gems Sensors FS-927 Series Stainless Steel 316 Compact Flow Switch, Elbow, Piston Type, Normally Open, 0.5 gpm Flow Setting, 1/4" NPT Female

Gems Sensors FS-927 Series Stainless Steel 316 Compact Flow Switch, Elbow, Piston Type, Normally Open, 0.5 gpm Flow Setting, 1/4" NPT Female

FS-927 Series - Small Design for Tight Instrumentation Packages. Measuring only 1˝ x 2-3/4˝, these compact switches are ideal for use where space is at a premium. Designed for use with water and oil, these switches are suitable for high volume OEM... ... more

Gems Sensors FS-927 Series Stainless Steel 316 Compact Flow Switch, Elbow, Piston Type, Normally Open, 0.5 gpm Flow Setting, 1/4" NPT Female

FS-927 Series - Small Design for Tight Instrumentation Packages. Measuring only 1˝ x 2-3/4˝, these compact switches are ideal for use where space is at a premium. Designed for use with water and oil, these switches are suitable for high volume OEM...

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$300.24

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Gems Sensors FS-930 Series Brass Flow Switch For Use With Oil, Elbow, Piston Type, 0.5 gpm Flow Setting, 1/4" NPT Female

Gems Sensors FS-930 Series Brass Flow Switch For Use With Oil, Elbow, Piston Type, 0.5 gpm Flow Setting, 1/4" NPT Female

FS-930 Series - Oil Flow Switch, Compensates For Viscosity Change In Fluids. A unique, patented piston design assures accuracy within 20% over a full range of viscosities—from 40 to 1000 SSU. Ideal for use in applications where liquids of different... ... more

Gems Sensors FS-930 Series Brass Flow Switch For Use With Oil, Elbow, Piston Type, 0.5 gpm Flow Setting, 1/4" NPT Female

FS-930 Series - Oil Flow Switch, Compensates For Viscosity Change In Fluids. A unique, patented piston design assures accuracy within 20% over a full range of viscosities—from 40 to 1000 SSU. Ideal for use in applications where liquids of different...

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$186.73

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Gems Sensors FS-927 Series Brass Compact Flow Switch, Elbow, Piston Type, Normally Closed, 0.5 gpm Flow Setting, 1/4" NPT Female

Gems Sensors FS-927 Series Brass Compact Flow Switch, Elbow, Piston Type, Normally Closed, 0.5 gpm Flow Setting, 1/4" NPT Female

FS-927 Series - Small Design for Tight Instrumentation Packages. Measuring only 1˝ x 2-3/4˝, these compact switches are ideal for use where space is at a premium. Designed for use with water and oil, these switches are suitable for high volume OEM... ... more

Gems Sensors FS-927 Series Brass Compact Flow Switch, Elbow, Piston Type, Normally Closed, 0.5 gpm Flow Setting, 1/4" NPT Female

FS-927 Series - Small Design for Tight Instrumentation Packages. Measuring only 1˝ x 2-3/4˝, these compact switches are ideal for use where space is at a premium. Designed for use with water and oil, these switches are suitable for high volume OEM...

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$87.43

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Gems Sensors RFS Series Polypropylene Flow Sensor Switch, Inline, Rotor Type, 24 VDC Input, 0.1 - 5.0 gpm Flow Setting Adjustment Range, 1/4" NPT Female

Gems Sensors RFS Series Polypropylene Flow Sensor Switch, Inline, Rotor Type, 24 VDC Input, 0.1 - 5.0 gpm Flow Setting Adjustment Range, 1/4" NPT Female

Flow Set Point Switching – RFS Types. Combines visual confirmation of flow with dynamic, electronic switch operation. Easy, adjustable switch point calibration: a local LED signals when set point is reached. RotorFlow Switches build an extra level of... ... more

Gems Sensors RFS Series Polypropylene Flow Sensor Switch, Inline, Rotor Type, 24 VDC Input, 0.1 - 5.0 gpm Flow Setting Adjustment Range, 1/4" NPT Female

Flow Set Point Switching – RFS Types. Combines visual confirmation of flow with dynamic, electronic switch operation. Easy, adjustable switch point calibration: a local LED signals when set point is reached. RotorFlow Switches build an extra level of...

Amazon Marketplace

$320.45

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Gems Sensors FS-380 Series Brass High Pressure Flow Switch, Inline, Piston Type, 0.5 gpm Flow Setting, 1/2" NPT Male

Gems Sensors FS-380 Series Brass High Pressure Flow Switch, Inline, Piston Type, 0.5 gpm Flow Setting, 1/2" NPT Male

FS-380 Series - Compact Flow Switch for High Inline Pressures. These rugged inline flow switches use 100 micron filtration and are less susceptible to clogging than other high-pressure inline flow switches. The one-piece magnetic PPS composite piston... ... more

Gems Sensors FS-380 Series Brass High Pressure Flow Switch, Inline, Piston Type, 0.5 gpm Flow Setting, 1/2" NPT Male

FS-380 Series - Compact Flow Switch for High Inline Pressures. These rugged inline flow switches use 100 micron filtration and are less susceptible to clogging than other high-pressure inline flow switches. The one-piece magnetic PPS composite piston...

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$96.22

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