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Flow Switches

No moving parts, not susceptible to contamination and can be oriented in any pipe configuration make these flow meter maintenance free and reliable.
22 Products found

Compact Fan and Filter Fan Air Flow Monitor

The FSW800B Series air-flow monitor provides a simple but reliable alternative to indicate positive or negative air flow of fans. When properly installed and connected in ...

$49.69

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Thermal Dispersion Flow Switches for Liquids

OMEGA™ FST-200 Series flow switches use thermal dispersion technology to create a very accurate and economical method of sensing flow. Monitor fluids from 0.4 to 1.2 speci...

$232.91

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Industrial Flow Switches - From 2 to 15 Feet/second

The FSW-40A and FSW-50 Series flow switches feature 15 A SPDT switches and an internal screw adjustment for in-line monitoring of switch points. Multiple drag disks provid...

$461.37

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Flow Switches

The FSW301 flow switch comprises a paddle system with a permanent magnet attached. Above that magnet is a reed contact, located outside the flow of fluid. A second magnet ...

$243.35

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Thermal Dispersion Flow Switches for Use With Gases

OMEGA’s FST-320 Series thermal dispersion flow switches, especially designed for use with gases, sense changes in the heat transfer characteristics of the gases. Flow velo...

$232.91

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Trim to Size Paddle Type Liquid Flow Switch

The FSW-25 flow switch utilizes the force of liquid flow to propel its paddle and to detect the incoming flow or movement of the existing liquid in the pipe. In static liqu...

$299.13

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Liquid Flow Transmitter and Switch

The FSW-9000 Series is a flow switch monitor that measures the velocity of the flow. It is ideal for use in measurement and control liquid applications. The FSW-9000 Serie...

$405.60

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Liquid Micro-Flow Switches

The FSW530 Series flow switches are capable of detecting extremely low liquid flow rates from 13 mL/minute up to 10 L/minute with a full scale switch accuracy of ±1.0% or ...

$432.27

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Trim-to-size Paddle Type Switches for ‘flow/no Flow’ Detection for Piping System...

FSW-20 series paddle-type switches easily install into pipes ranging in size from 1¼' on up using an ordinary pipe tee or threaded weld coupling. The paddle pivots to ...

$365.04

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Industrial Flow Switches From 0.12 to 70 GPM Non-magnetic - ideal for Rusty Wate...

The FSW-30A flow switch is supplied with six orifices to provide 6 overlapping flow ranges from 0.12 to 8.0 GPM for water. The FSW-31 is supplied with 3 different drag dis...

$375.18

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Thermal Flow Switches

The FSW-420 & FSW-430 Series have been discontinued. Please see the FSW6000 & FSW7000 as a possible alternative or contact our Flow Engineering department. The FSW...

$322.00

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Flow Switches for Threaded Plastic Piping

The FSW500 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...

$79.10

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MINI BRASS FLOW SWITCH

Measuring only 25 x 70 mm (1 x 2¾'), these FSW-130 Series compact switches are ideal for use where space is at a premium. Designed for use with water and oil, these sw...

$117.91

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Paddle Flow Switch

The OMEGA™ FSW-160 is the newest heavy-duty line of flow switches. The switch is used to signal, start, or stop electronically operated equipment when flow or no-flow condi...

$138.15

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IN-LINE PLASTIC FLOW SWITCH

The FSW-140 Series rugged inline flow switches offer superior performance. Their fixed set-point and simple design make it a dependable switch. This series is an ideal cho...

$64.65

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Flow Switch Remote Controller

The LVCN-131 & LVCN-141 series have been discontinued. Please contact our Flow Engineering department for a viable replacement. The LVCN-141 flow switch controller is ...

$396.88

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in 4 weeks
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Flow Alert Single Sensor Controller

OMEGA’s flow alert calls attention to alarm conditions. For operator alert to low flow conditions, the flow alert offers an excellent solution to this problem. An amber le...

$294.06

Available
in 5 weeks
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Economical Air Flow Switch

The FST1000 Series measures air velocity and provides two SPST alarm contact closures corresponding to high and low alarm set points. The alarm set points are adjustable f...

$308.26

Available
in 3 weeks
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Single Sensor Controller

OMEGA’s ac single sensor model FLCN-110 controller offers features normally found in much larger controllers. The adjustable time delay relay, invert switch, and LED statu...

$236.27

Available
in 6 weeks
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MINI PLASTIC FLOW SWITCH

The FSW-120 Series of compact PPS switches are ideal for use where space is at a premium. Designed for use with water and water based solutions, these switches are suita...

$117.91

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in 4 weeks
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