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GEMS SENSORS Liquid Flow Switch: Piston, Brass, 1/4 in FNPT, 1/4 in Connection Size - Compact Piston Flow Switches
GEMS SENSORSCompact 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 is a compact piston flow switch with a fixed set point and normally open SPST switch position. It features a brass body with 1/4 in FNPT connections and a DC contact rating of 20…

SKU 3G-OTH-89772

Also listed as: FS92770823 · FS 927 70823 · FS-927-70823

Brand
GEMS SENSORS
Item
Liquid Flow Switch: Piston, Brass, 1/4 in FNPT, 1/4 in Connection Size
Category
Compact Piston Flow Switches
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

GEMS SENSORS
Manufacturer Part Number
FS-927, 70823
Type
Brass, FNPT, SPST
FNPT
1/4 in
Set Point Type
Fixed
Connection Size
1/4 in
Switch Position
Normally Open
Contact Rating (DC)
20 V

Technical Documents

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

Product Description

The GEMS SENSORS Liquid Flow Switch is a compact piston flow switch with a fixed set point and normally open SPST switch position. It features a brass body with 1/4 in FNPT connections and a DC contact rating of 20 V. This model is identified by manufacturer part numbers FS-927 and 70823.

Frequently Asked Questions

What is a GEMS SENSORS liquid flow switch used for?

A GEMS SENSORS liquid flow switch detects the presence or absence of liquid flow in a pipe. It is commonly used in industrial applications such as cooling systems, lubrication circuits, and process control to protect equipment from dry running or low-flow conditions.

What are the specifications of the GEMS SENSORS FS-927 flow switch?

The GEMS SENSORS FS-927 (MPN 70823) is a compact piston flow switch with a fixed set point and normally open SPST switch position. It has a brass body with 1/4 in FNPT connections and a DC contact rating of 20 V.

Where to buy a GEMS SENSORS liquid flow switch worldwide?

3G Electric supplies the GEMS SENSORS liquid flow switch FS-927 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote 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 in the direction indicated on the body. Use PTFE tape on the 1/4 in FNPT threads to prevent leaks. Wire the normally open SPST contacts to your control circuit per the wiring diagram.

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 compact 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
GEMS SENSORS Liquid Flow Switch: Piston, Brass, 1/4 in FNPT, 1/4 in Connection Size, FNPT, SPST (MPN FS-927, 70822)
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GEMS SENSORS Liquid Flow Switch: Piston, Brass, 1/4 in FNPT, 1/4 in Connection Size, FNPT, SPST (MPN FS-927, 70822)
GEMS SENSORS Liquid Flow Switch: Piston, Brass, 1/4 in FNPT, 1/4 in Connection Size, FNPT, SPST (MPN FS-927, 70826)
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GEMS SENSORS Liquid Flow Switch: Piston, Brass, 1/4 in FNPT, 1/4 in Connection Size, FNPT, SPST (MPN FS-927, 70826)
GEMS SENSORS Liquid Flow Switch: Piston, Brass, 1/4 in FNPT, 1/4 in Connection Size, FNPT, SPDT (MPN FS-926, 26938)
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GEMS SENSORS Liquid Flow Switch: Piston, Brass, 1/4 in FNPT, 1/4 in Connection Size, FNPT, SPDT (MPN FS-926, 26938)
GEMS SENSORS Liquid Flow Switch: Piston, Brass, 3/8 in NPT, 3/8 in Connection Size, NPT, SPST, Fixed (MPN FS-380, 168435)
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GEMS SENSORS Liquid Flow Switch: Piston, Brass, 3/8 in NPT, 3/8 in Connection Size, NPT, SPST, Fixed (MPN FS-380, 168435)

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