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-type flow switch designed for fixed set point applications. This model, part number FS-927 (SKU 1ALJ2), features a brass body with 1/4 in FNPT connections and a…
SKU 3G-OTH-89748
Need installation or engineering help?
Ask a question
Product Description
The GEMS SENSORS Liquid Flow Switch is a compact piston-type flow switch designed for fixed set point applications. This model, part number FS-927 (SKU 1ALJ2), features a brass body with 1/4 in FNPT connections and a normally closed SPST switch position. It has a DC contact rating of 20 V.
Frequently Asked Questions
What is the GEMS SENSORS FS-927 liquid flow switch used for?
The GEMS SENSORS FS-927 is a compact piston flow switch used to detect liquid flow in industrial piping systems. It is ideal for applications requiring a fixed set point, such as pump protection, cooling systems, and process control, where a normally closed SPST switch activates at a preset flow rate.
What are the specifications of the GEMS SENSORS FS-927 flow switch?
The GEMS SENSORS FS-927 (MPN FS-927, 70829) is a brass piston flow switch with 1/4 in FNPT connections. It features a fixed set point, normally closed SPST switch position, and a DC contact rating of 20 V. This compact design is suitable for low-flow liquid monitoring in tight spaces.
Where to buy the GEMS SENSORS FS-927 flow switch worldwide?
3G Electric supplies the GEMS SENSORS FS-927 flow switch worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this model to support your project needs.
How to install the GEMS SENSORS FS-927 piston flow switch?
Install the GEMS SENSORS FS-927 in a horizontal pipe section with the flow arrow aligned to flow direction. Use PTFE tape on the 1/4 in FNPT threads to prevent leaks. Wire the normally closed SPST switch according to the 20 V DC rating. Ensure the set point matches your system flow requirements before commissioning.
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.













