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GEMS SENSORS FS-926 Low-Flow Piston Flow Switch - Low-Flow Piston Flow Switches
GEMS SENSORSLow-Flow Piston Flow Switches

GEMS SENSORS FS-926 Low-Flow Piston Flow Switch

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

Also listed as: FS92626939 · FS 926 26939 · FS-926-26939

Brand
GEMS SENSORS
Item
FS-926 Low-Flow Piston Flow Switch
Part Number
FS-926, 26939
Category
Low-Flow Piston Flow Switches
Available to Order
Also known as:FS-926, 26939GEMS SENSORS
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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

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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
Cooling water systems — Gems Sensors flow sights with remote output (e.g., 1AMB2) monitor flow to critical equipment and signal alarms.
Lubrication lines — Gems Sensors flow indicators (e.g., 1AMD3) provide visual confirmation of oil flow to bearings and gears.
Process water monitoring — Gems Sensors flow sights (e.g., 1AMB9) verify flow in water treatment and chemical dosing systems.
HVAC systems — Gems Sensors flow switches (e.g., 1AMB5) detect flow in chilled water and condenser loops for pump control.
Food and beverage — Gems Sensors flow sights with stainless steel bodies (e.g., 1AMD4) are used in clean-in-place (CIP) systems for flow verification.
Power generation — Gems Sensors flow sights (e.g., 1AMB6) monitor cooling water and lube oil flow in turbines and generators.
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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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