The Plumber's Choice 1/2 HP Heavy Duty Submersible Sump Pump Kit with Float Switch, Check Valve and Torque Wrench in Black (4-Piece) 12SPHP - The Home Depot
Stark 1.0HP Submersible Pump Electric Pump Garden Sewage Pump Sump Pump Float Switch - Amazon.com
Ironton Submersible Water Pump with Float Switch and Auto On/Off - 1,268 GPH, 1/8 HP, 1in. Port, Model Number 108981 - Amazon.com
Sump Pump, PROSTORMER 3500 GPH 1HP Submersible Clean/Dirty Water Pump with Build-in Float Switch for Pool, Pond,Garden, Flooded Cellar, Aquarium and Irrigation - Walmart.com
How to Wire a 115V Float Switch to a Submersible Dumb Pump - Rainwater Equipment LLC