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 closed SPST switch. It features a brass body with 1/4 in FNPT connections and a DC contact rating of 20 V. This…
SKU 3G-OTH-89696
Need installation or engineering help?
Ask a question
Product Description
The GEMS SENSORS Liquid Flow Switch is a compact piston flow switch with a fixed set point and normally closed SPST switch. 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 70828.
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 trigger an alarm or shut down equipment when flow stops.
What are the specifications of the GEMS SENSORS FS-927 flow switch?
The GEMS SENSORS FS-927 (MPN 70828) is a compact piston flow switch with a brass body and 1/4 in FNPT connections. It has a fixed set point, normally closed SPST switch, and a DC contact rating of 20 V. It is designed for liquid service.
Where to buy a GEMS SENSORS liquid flow switch worldwide?
3G Electric supplies and delivers the GEMS SENSORS FS-927 liquid flow switch worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.
How to install a GEMS SENSORS piston flow switch?
Install the GEMS SENSORS flow switch in a vertical or horizontal pipe section with flow in the direction of the arrow on the body. Use thread sealant on the 1/4 in FNPT connections. Wire the normally closed SPST switch according to your control circuit, ensuring the DC contact rating of 20 V is not exceeded.
Used in
Common applications for GEMS SENSORSGEMS 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.













