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GEMS SENSORS Liquid Flow Switch: Piston, Brass, 1/4 in FNPT, 1/4 in Connection Size - Low-Flow Piston Flow Switches
GEMS SENSORSLow-Flow Piston Flow Switches

GEMS SENSORS Liquid Flow Switch: Piston, Brass, 1/4 in FNPT, 1/4 in Connection Size

The GEMS SENSORS Liquid Flow Switch: Piston is a low-flow piston flow switch with a fixed set point and normally open switch position. It features a 20 V DC contact rating and is rated for hazardous locations Class…

SKU 3G-OTH-90347

Brand
GEMS SENSORS
Item
Liquid Flow Switch: Piston, Brass, 1/4 in FNPT, 1/4 in Connection Size
Category
Low-Flow Piston Flow Switches
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Technical Specifications

GEMS SENSORS
Manufacturer Part Number
FS-926, 26939
Type
Brass, FNPT, SPDT
FNPT
1/4 in
Set Point Type
Fixed
Connection Size
1/4 in
Switch Position
Normally Open
Contact Rating (DC)
20 V
Hazardous Location Specification
Class I, Div 2, Group A, B, C, D
View Full Spec Sheet

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GEMS SENSORS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GEMS SENSORS Liquid Flow Switch: Piston is a low-flow piston flow switch with a fixed set point and normally open switch position. It features a 20 V DC contact rating and is rated for hazardous locations Class I, Div 2, Groups A, B, C, D. The switch has a 1/4 in FNPT connection and is constructed with a brass body.

Frequently Asked Questions

What is the GEMS SENSORS FS-926 liquid flow switch used for?

The GEMS SENSORS FS-926 is a low-flow piston flow switch used to detect liquid flow in industrial piping systems. It is suitable for hazardous locations rated Class I, Div 2, Groups A, B, C, D, making it ideal for oil and gas, chemical, and processing plants where safety is critical.

What are the specifications of the GEMS SENSORS FS-926 flow switch?

The GEMS SENSORS FS-926 (MPN 26939) is a brass piston flow switch with a 1/4 in FNPT connection. It has a fixed set point, normally open switch position, and a 20 V DC contact rating. It is certified for hazardous locations Class I, Div 2, Groups A, B, C, D.

Where to buy the GEMS SENSORS FS-926 flow switch worldwide?

You can source the GEMS SENSORS FS-926 flow switch through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this model.

How to install a GEMS SENSORS piston flow switch?

Install the GEMS SENSORS piston flow switch in a vertical or horizontal pipe section with flow direction matching the arrow on the body. Use thread sealant on the 1/4 in FNPT connection. Wire the normally open SPDT contacts per the hazardous location rating. Test the fixed set point after installation.

Used in

Common applications for GEMS SENSORS
Burner management — GEMS SENSORS FS-4 piston flow switch for monitoring cooling water flow in industrial burners
Pump protection — GEMS SENSORS FS-380 high-pressure flow switch to detect loss of flow in pump systems
Process control — GEMS SENSORS 230500 thermal-dispersion flow switch for low-flow detection in chemical processes
Cooling systems — GEMS SENSORS RFS flow sight with remote output for visual and electrical flow indication in heat exchangers
Water treatment — GEMS SENSORS FT-110 turbine flow sensor for measuring flow rates in filtration systems
Hydraulic systems — GEMS SENSORS FS-500 polypropylene piston flow switch for corrosive fluid monitoring in hydraulic circuits

GEMS SENSORS Products

3G Electric supplies GEMS SENSORS low-flow piston flow switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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