Overview Product Description S-10-3-18-3 (NOTE, IMAGE SHOWS RED WIRE, THE UNIT DESCRIBED WILL HAVE BLACK, WHITE AND GREEN) Small unit, 2.5 in. x 3.25 in. bulb 10 foot 8 amp 3 Wire (18 gauge 3-conductor wire). Black / white /Green normally open or closed Tethered Mechanical Float Switch (no plug) Generally used for pump and or alarm controls. Can be used as level indicators. 18 gauge 3-conductor wire. (NOTE, IMAGE SHOWS RED WIRE, THE UNIT DESCRIBED WILL HAVE BLACK, WHITE AND GREEN) Product Videos Custom Field Product Reviews