GEMS SENSORS Liquid Flow Switch: Piston, Bronze, 1 in FNPT, 1 in Connection Size, FNPT
The GEMS SENSORS Liquid Flow Switch is an adjustable set point flow switch of the piston type. It features a normally open SPDT switch position with a DC contact rating of 20 V. This model is certified for hazardous…
SKU 3G-OTH-89379
Need installation or engineering help?
Ask a question
Product Description
The GEMS SENSORS Liquid Flow Switch is an adjustable set point flow switch of the piston type. It features a normally open SPDT switch position with a DC contact rating of 20 V. This model is certified for hazardous locations per Class I, Div 2, Groups A, B, C, D.
Frequently Asked Questions
What is the GEMS SENSORS FS-200 liquid flow switch used for?
The GEMS SENSORS FS-200 liquid flow switch detects flow or no-flow conditions in piping systems. It is used in industrial applications requiring hazardous location certification (Class I, Div 2, Groups A–D), such as chemical processing, oil and gas, and water treatment.
What are the specifications of the GEMS SENSORS FS-200 flow switch?
The GEMS SENSORS FS-200 is a piston-type flow switch with a 1 in FNPT bronze body. It has an adjustable set point, normally open SPDT switch, and a DC contact rating of 20 V. It is certified for Class I, Div 2, Groups A, B, C, D hazardous locations.
Where to buy the GEMS SENSORS FS-200 flow switch worldwide?
3G Electric supplies the GEMS SENSORS FS-200 flow switch worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this adjustable set point model.
How to install a GEMS SENSORS piston flow switch?
Install the GEMS SENSORS FS-200 in a vertical or horizontal pipe with flow in the direction of the arrow on the body. Ensure the 1 in FNPT connection is properly sealed. Adjust the set point per the manufacturer's instructions. Always follow local electrical codes for hazardous locations.
Used in
Common applications for GEMS SENSORSGEMS SENSORS Products
3G Electric supplies GEMS SENSORS adjustable set point flow switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.













