Flow Switch Gems Sensors FS-3

  • RS Stock No. 395-6978
  • Mfr. Part No. 166703
  • Manufacturer Gems Sensors
Technical data sheets
Legislation and Compliance
RoHS Status: Not Applicable
COO (Country of Origin): US
Product Details

Gems Sensors Flow Switch

The Gems Sensors FS-3 series flow switch has a maximum liquid flow rate of 2L/min. This water flow switch is an ultra-compact switch specially designed for reliable operation in clean post-filtered water. This instrument quality switch, affordably priced for pure water equipment, from UV lamp switching to filter life monitoring. This device is also suitable for some chemical applications and various cooling applications.
50-micron filtration is recommended.

Features and Benefits

Pipe diameter range is 1/4 in
Connection type is 1/4 BSP
Operating pressure 10bar at 20°C
Inlet/ outlet ports: R 1/4in
Switch: SPST, NO
Electrical connection: AWG 22 PVC-lead wires
Length of wire is 0.3m


Electronic equipment: laser heads, welders, power supplies, high-speed spindles, x-ray tubes and semiconductor equipment
Bearings or gears: presses, rotating equipment, conveyors, machine tools and robotics
Processing and dispensing equipment: water purifications and filtering, x-ray film processing, beverage dispensing, chemical additives, gas sampling and distilling


UL approved
FDA or NSF compliant

Attribute Value
Media Monitored Liquid
Device Type Piston
Maximum Flow Rate 2 L/min
Supply Voltage 120 → 240 V ac/dc
Pipe Diameter Range 1/4 in
Connection Type 1/4 BSP
Maximum Pressure 10bar
Material Noryl
Maximum Media Temperature +100°C
Maximum Operating Temperature +100°C
Series FS-3
Temporarily out of stock - back order for despatch 13/08/2020, delivery within 4 working days from despatch date
Price Each
MYR 241.31
Per unit
1 - 5
6 - 11
12 +