S-10-3-18-3, Small unit, 2.5 in. x 3.25 in. bulb, 10 foot, 8 amp, 3

S-10-3-18-3, Small unit, 2.5 in. x 3.25 in. bulb, 10 foot, 8 amp, 3 Wire, normally open or closed, Tethered Mechanical Float Switch (no plug) Generally used for pump and or alarm controls. Can be used as level indicators. 16 gauge 3-conductor wire.