Worldwide leader in Float Switch Technology
- Liquid level sensor & float level switch manufacturer
- Custom liquid level sensors & float switches shipped within 72 hours
- 100% guarantee on all products
Liquid Level / Temperature Products
Combining liquid level and temperature sensing (options include temperature switch, thermocouple, RTD, thermistor and more) can result in a more efficient, reliable sensing package. Typically, liquid level and temperature products lead to a reduction in installation costs, space savings, SKU reduction, product cost savings and more. If you need something we do not have on our site contact us as we can make any type of liquid level or temperature sensing product you’re looking for. 
Testimonials
... We are very impressed with the service and quality of the new float switch. Thanks!- Carol B.
… FPI Sensors has been a great provider for us. We use them to manufacture all custom water level sensors which always arrive on time and to spec. I highly recommend FPI Sensors for anyone looking for a float switch. Donna L.
I needed a float switch to replace a faulty one and FPI sensors shipped one to me priority overnight and I had my new float sensor installed within 20 hours of when I placed my order. Brian D.