Gems FS-4 Series Flow Switch
The Gems FS-4 Piston Plastic Flow Switch is an economical flow protection for industrial applications. Low-cost, Ryton® construction. Fixed setting, 0.1-1.5 GPM, 9/16˝-18 UNF port. Ideal for welders, sterilizers, and more.
Introducing the cost-effective Gems FS-4 Series Flow Switch, a Piston Type Plastic Flow Switch designed for diverse industrial protection. The FS-4 Series boasts low-cost, molded plastic construction with durable Ryton® material. Tailored for precision and reliability, it features a fixed setting type and flow rates from 0.1 to 1.5 GPM. The 9/16˝-18 UNF port ensures broad compatibility. Ideal for welders, lubrication systems, medical sterilizers, and laundry chemicals dispensing, the FS-4 Series Flow Switch is your reliable solution for industrial flow control. Enhance efficiency and safeguard processes with Gems FS-4.


