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GEMS SENSORS Liquid Flow Switch: Piston, Polypropylene, 3/8 in NPT, 3/8 in Connection Size - High-Pressure-Rated Compact Flow Switches
GEMS SENSORSHigh-Pressure-Rated Compact Flow Switches

GEMS SENSORS Liquid Flow Switch: Piston, Polypropylene, 3/8 in NPT, 3/8 in Connection Size

The GEMS SENSORS Liquid Flow Switch: Piston is a high-pressure-rated compact flow switch with a fixed set point and normally open switch position. It features a polypropylene body with 3/8 in NPT connections and a…

SKU 3G-OTH-90245

Brand
GEMS SENSORS
Item
Liquid Flow Switch: Piston, Polypropylene, 3/8 in NPT, 3/8 in Connection Size
Category
High-Pressure-Rated Compact Flow Switches
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Technical Specifications

GEMS SENSORS
Manufacturer Part Number
FS-380P, 197085
Type
Polypropylene, NPT
NPT
3/8 in
Set Point Type
Fixed
Connection Size
3/8 in
Switch Position
Normally Open
Contact Rating (DC)
10 V
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GEMS SENSORS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GEMS SENSORS Liquid Flow Switch: Piston is a high-pressure-rated compact flow switch with a fixed set point and normally open switch position. It features a polypropylene body with 3/8 in NPT connections and a contact rating of 10 V DC. The manufacturer part numbers are FS-380P and 197085.

Frequently Asked Questions

What is the GEMS SENSORS FS-380P liquid flow switch used for?

The GEMS SENSORS FS-380P is a high-pressure-rated compact piston flow switch used to detect liquid flow in industrial piping systems. It is commonly applied in water treatment, chemical processing, and HVAC equipment to trigger alarms or control actions when flow starts or stops.

What are the specifications of the GEMS SENSORS 197085 flow switch?

The GEMS SENSORS 197085 (FS-380P) is a polypropylene piston flow switch with 3/8 in NPT connections. It has a fixed set point, normally open switch position, and a contact rating of 10 V DC. It is designed for high-pressure liquid flow monitoring applications.

Where to buy GEMS SENSORS flow switches worldwide?

You can source the GEMS SENSORS FS-380P flow switch from 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 item.

How to install a GEMS SENSORS piston flow switch?

Install the GEMS SENSORS FS-380P in a horizontal pipe section with the arrow on the body aligned to flow direction. Use PTFE tape on the 3/8 in NPT threads to prevent leaks. Wire the normally open contacts to your control circuit rated for 10 V DC. Test flow activation 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 high-pressure-rated compact 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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GEMS SENSORS Liquid Flow Switch: Piston, Brass, 3/8 in NPT, 3/8 in Connection Size, NPT, SPST, Fixed (MPN FS-380, 181130). Key specifications — Brand: GEMS SENSORS; Set Point Type: Fixed; Switch Position: Normally Open; Contact Rating (DC): 20 V.
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GEMS SENSORS Liquid Flow Switch: Piston, 316 Stainless Steel, 3/8 in NPT, 3/8 in Connection Size (MPN FS-380, 179995). Key specifications — Brand: GEMS SENSORS; Set Point Type: Fixed; Switch Position: Normally Open; Contact Rating (DC): 20 V.
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GEMS SENSORS Liquid Flow Switch: Piston, Polypropylene, 3/8 in NPT, 3/8 in Connection Size, NPT (MPN FS-380P, 197081). Key specifications — Brand: GEMS SENSORS; Set Point Type: Fixed; Switch Position: Normally Open; Contact Rating (DC): 10 V.
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GEMS SENSORS Liquid Flow Switch: Piston, Polypropylene, 3/8 in NPT, 3/8 in Connection Size, NPT (MPN FS-380P, 197081). Key specifications — Brand: GEMS SENSORS; Set Point Type: Fixed; Switch Position: Normally Open; Contact Rating (DC): 10 V.
GEMS SENSORS Liquid Flow Switch: Piston, Brass, 3/8 in NPT, 3/8 in Connection Size, NPT, SPST, Fixed (MPN FS-380, 168435). Key specifications — Brand: GEMS SENSORS; Set Point Type: Fixed; Switch Position: Normally Open; Contact Rating (DC): 20 V.
GEMS SENSORS
GEMS SENSORS Liquid Flow Switch: Piston, Brass, 3/8 in NPT, 3/8 in Connection Size, NPT, SPST, Fixed (MPN FS-380, 168435). Key specifications — Brand: GEMS SENSORS; Set Point Type: Fixed; Switch Position: Normally Open; Contact Rating (DC): 20 V.