Amazon.com: Prostormer Sump Pump, 1/2HP 2110GPH Sumbersible Water Pump, Portable Electric Pump with Build-in Float Switch for pool draining, Crop Irrigation, Yard and Flooded Cellar : Everything Else
Sump pump float adjustment : r/Plumbing
Amazon.com: Sump Pump, Prostormer 3500 GPH 1HP Submersible Clean/Dirty Water Pump with Build-in Float Switch for Pool, Pond, Garden, Flooded Cellar and Irrigation : Everything Else
Everbilt Everbilt Direct-In Vertical Float Switch Replacement SVFS10D1801BC - The Home Depot
Little Giant RVMS-10 115-Volt Piggyback Vertical Mechanical Pump Down Float Switch for Pumps up to 1/2 HP with 10-ft. Cord, Black, 599261 - Sump Pump Float Switch - Amazon.com
Zoeller 98-0001 M98 - 1/2 HP Cast Iron Submersible Sump Pump w/ Vertical Float Switch