... of a wide range of applications. A float switch is a device used to sense the level ... of liquid within a tank. The switch may actuate a pump, an indicator, an alarm ... drain pans, pressure washers, carpet cleaning mach., reef aquarium, fluid control, ice machines, coffee pots, marine, automotive, automobiles ... 107(DC 5V,10mA)To install the float switch, please note that you will need to be ...