Ace Brand 56835-WYN1 Piggy-Back Tether Float Switch, 8' For Sump Pumps or Sewage Pumps up to 1/2 HP, 115V, 13 Amp 8' Flexible Rubber Jacket Cord Operates in Sump Basins 14" or Wider Piggyback plug for SPT, and WST sump pumps, as well as EFL and SEL sewage pumps.