The TEMCo Float Switch for Sump Pump & Water Level FILL Function is an automatic control device that activates a pump when water rises to a preset level. Built from durable, waterproof materials, this sump pump float switch is engineered to withstand continuous exposure to moisture and demanding environments without losing responsiveness. Its FILL function design makes it suitable for applications where a pump needs to turn on as water rises, rather than shutting off, giving it flexibility beyond standard drainage setups. Homeowners and facility managers rely on a dependable water level fill switch to prevent tanks, basins, or reservoirs from running dry or overflowing unexpectedly. By automating pump activation based on real water levels, this float switch reduces the need for manual monitoring and helps avoid equipment damage caused by dry-running pumps or unmonitored water storage systems. The compact, lightweight housing allows it to fit into tight spaces such as sump pits, tanks, or narrow wells, all while maintaining consistent, unobstructed operation as water levels shift. This automatic water level control switch is well suited for property owners, contractors, and facility operators who need a straightforward, low-maintenance solution for managing sump pumps or water fill systems. Anyone searching for a sump pump water level control that installs easily and performs reliably in wet, confined conditions will find this float switch a practical fit for both residential and light commercial water management needs.