GEMS SENSORS Liquid Flow Switch: Piston, Brass, 3/8 in NPT, 3/8 in Connection Size, NPT
The GEMS SENSORS Liquid Flow Switch is a high-pressure-rated compact piston-type flow switch. It features a fixed set point, normally open SPST switch position, and a 20 V DC contact rating. The brass-bodied unit has…
SKU 3G-OTH-90150
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Product Description
The GEMS SENSORS Liquid Flow Switch is a high-pressure-rated compact piston-type flow switch. It features a fixed set point, normally open SPST switch position, and a 20 V DC contact rating. The brass-bodied unit has a 3/8 in NPT connection size and is identified by manufacturer part numbers FS-380 and 168434.
Frequently Asked Questions
What is a GEMS SENSORS FS-380 liquid flow switch used for?
The GEMS SENSORS FS-380 liquid flow switch detects flow or no-flow conditions in industrial piping systems. It is commonly used for pump protection, cooling water monitoring, and lubrication system safety in applications requiring a compact, high-pressure-rated piston switch with a brass body and 3/8 in NPT connection.
What are the specifications of the GEMS SENSORS FS-380 flow switch?
The GEMS SENSORS FS-380 (MPN 168434) is a fixed set point, normally open SPST piston flow switch with a 20 V DC contact rating. It has a brass body, 3/8 in NPT connection size, and is designed for high-pressure-rated compact flow monitoring. 3G Electric supplies this genuine GEMS SENSORS switch worldwide.
Where to buy a GEMS SENSORS FS-380 flow switch worldwide?
3G Electric supplies the GEMS SENSORS FS-380 liquid flow switch to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery for this brass-bodied, 3/8 in NPT, fixed set point flow switch. Contact us for availability and lead time.
How to install a GEMS SENSORS piston flow switch?
Install the GEMS SENSORS FS-380 flow switch in a horizontal pipe section with the arrow on the body aligned to flow direction. Use thread sealant on the 3/8 in NPT connection and ensure the electrical rating (20 V DC) matches your control circuit. Always consult the manufacturer's manual for specific torque and wiring details.
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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.















