Sensors & Measurement
Float switch
A buoyant float moves with liquid level and operates a switch.
IN ONE SENTENCE
It provides a simple high, low or pump-control signal.
In normal English
Floats can be side-mounted, vertical, cable-suspended or magnetically coupled and remain one of the simplest level-switching methods.
Why would I use it?
Use it when a straightforward mechanical liquid-level switch is appropriate.
THINK OF IT LIKE…
A small buoy connected to an electrical switch.
Related terms
level switch, reed switch
STILL NOT SURE?
Tell us what you're trying to do.
You don't need to choose the technology first. Tell us what needs connecting, measuring or monitoring and we'll help work backwards from the job.
Help me find the right technology