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GEMS SENSORS Adjustable Set Point Flow Switch - Adjustable Set Point Flow Switches
GEMS SENSORSAdjustable Set Point Flow Switches

GEMS SENSORS Adjustable Set Point Flow Switch

The GEMS SENSORS Air Flow Switch: Piston is an adjustable set point flow switch with a normally closed switch position and a 20 V DC contact rating. It is constructed with 316 stainless steel, features a 1/2 in FNPT…

SKU 3G-OTH-89411

Also listed as: FS1079825366 · FS 10798 25366 · FS-10798-25366

Brand
GEMS SENSORS
Item
Adjustable Set Point Flow Switch
Part Number
FS-10798, 25366
Category
Adjustable Set Point Flow Switches
Available to Order
Also known as:FS-10798, 25366GEMS SENSORS
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

GEMS SENSORS
Manufacturer Part Number
FS-10798, 25366
Set Point Type
Adjustable
Connection Size
1/2 in
Stainless Steel
316
Switch Position
Normally Closed
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 Air Flow Switch: Piston is an adjustable set point flow switch with a normally closed switch position and a 20 V DC contact rating. It is constructed with 316 stainless steel, features a 1/2 in FNPT connection, and is certified for hazardous locations per Class I, Div 2, Groups A, B, C, D. This product is available under manufacturer part numbers FS-10798 and 25366.

Frequently Asked Questions

What is the GEMS SENSORS FS-10798 air flow switch used for?

The GEMS SENSORS FS-10798 air flow switch monitors air or gas flow in industrial systems. Its adjustable set point and normally closed switch position make it suitable for alarm or shutdown circuits in hazardous locations classified Class I, Div 2, Groups A, B, C, D.

What are the specifications of the GEMS SENSORS 25366 flow switch?

The GEMS SENSORS 25366 flow switch features a 316 stainless steel piston, 1/2 in FNPT connection, adjustable set point, normally closed switch, and 20 V DC contact rating. It is certified for hazardous locations Class I, Div 2, Groups A, B, C, D.

Where to buy GEMS SENSORS flow switches worldwide?

3G Electric supplies GEMS SENSORS flow switches worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on the FS-10798 or 25366 models.

How to install a GEMS SENSORS piston flow switch?

Install the GEMS SENSORS piston flow switch in a vertical pipe run with flow direction matching the arrow on the body. Use thread sealant on the 1/2 in FNPT connection. Adjust the set point per the manual. For hazardous locations, follow Class I, Div 2 wiring practices.

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 adjustable set point 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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