Gems FS-380 Series Inline Flow Switch, Brass
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Product Description
Gems Sensors FS-380 Inline flow / no-flow switch. Spring-loaded piston shuttles in the flow stream and trips a reed switch above the user-set actuation rate. Specified for cooling-water flow alarms on engine-room heat exchangers.
Technical Specifications
- Mounting
- 3/8 or 1/2 NPT, in-line. Switch: SPST reed. Voltage: up to 240 V AC. Pressure: up to 21 bar. Operating temp: -29 to +93 °C. Set-point range: 0.3-23 L/min.
Standards & Compliance
- Material
- Brass body, 316 stainless float, BUNA seal
- Pressure Rating
- 21 bar
- Temperature Range
- -29°C to +93°C
- HS Code
- 9026.80
Product Documentation
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Catalogue entry last verified: 2026-08-29. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy FS-380?
- FS-380 can be ordered from cballast.com as a Gems Sensors catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this Gems Sensors product?
- The manufacturer part number is FS-380.
- What is the HS code for FS-380?
- The customs tariff (HS) code for FS-380 is 9026.80.
- Who manufactures FS-380?
- FS-380 is a Gems Sensors product in the Sensors & Instrumentation range.
- Is a datasheet available for FS-380?
- Yes — the FS-380 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for FS-380?
- The minimum order quantity is 1.
- Is FS-380 available?
- Yes — FS-380 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).