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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 a normally closed switch position. It features a brass body with 1/4 in FNPT connections and an SPDT contact…

SKU 3G-OTH-90454

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, 26941
Type
Brass, FNPT, SPDT
FNPT
1/4 in
Set Point Type
Fixed
Connection Size
1/4 in
Switch Position
Normally Closed
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 a normally closed switch position. It features a brass body with 1/4 in FNPT connections and an SPDT contact rated at 20 V DC. This model (MPN FS-926, 26941) is suitable for hazardous locations classified as Class I, Div 2, Groups A, B, C, D.

Frequently Asked Questions

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

The GEMS SENSORS FS-926 liquid flow switch detects low flow in pipes and triggers an alarm or shutdown when flow stops. It is used in industrial process control, lubrication systems, and cooling circuits, especially in hazardous locations rated Class I, Div 2, Groups A, B, C, D.

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

The GEMS SENSORS FS-926 is a piston-type flow switch with a brass body, 1/4 in FNPT connections, and a fixed set point. It has a normally closed SPDT switch rated at 20 V DC. 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?

3G Electric supplies the GEMS SENSORS FS-926 flow switch to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this model (MPN FS-926, 26941) and other GEMS SENSORS flow switches.

How to install a GEMS SENSORS piston flow switch?

Install the GEMS SENSORS FS-926 in a horizontal pipe section with the flow arrow aligned to flow direction. Use thread sealant on the 1/4 in FNPT connections. Wire the normally closed SPDT contacts per your control circuit. Test the set point with actual flow before commissioning.

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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