Bilge Pump Float Switch, Water Level Controller for Marine Boat RV Yacht — Open-Box, 19% Off

Wide Voltage & High Current Rating — Supports 12V / 24V / 32V DC systems with a maximum 20A @ 12V and 10A @ 24V current capacity. Compatible with bilge pumps ranging from 350 to 3700 GPH, covering most marine and RV applications.

Automatic On/Off Prevents Dry Running — Automatically activates the pump when water reaches 2" (51mm) and shuts off at 3/4" (19mm). Fully unattended bilge drainage protects your pump from dry burnout and keeps your bilge clean around the clock.

Saltwater-Ready & Mercury-Free Construction — Ultrasonically sealed nylon housing delivers full watertight and ignition-protected performance. Built without mercury for eco-friendly operation, with corrosion-resistant materials suitable for both fresh and saltwater environments.

Flexible Dual-Mount Installation — Snap-on detachable base allows side or bottom mounting to fit any bilge layout. Trigger height can be fine-tuned by adding spacers under the base. The detachable design also makes cleaning and routine maintenance quick and easy.

Heavy-Duty Wiring for Versatile Use — Pre-wired with 3.3ft (1m) 18AWG thick copper cable for reliable, low-resistance connections. Ideal for boats, yachts, RVs, industrial sump systems, water treatment setups, and any application requiring automatic liquid level control.

1. Long life, up to ten thousand times of switching; self-contained installation card holder, providing bottom/side two installation methods; 2. The horizontal plane ≥2.17inch is automatically turned on; ≤0.98inch is automatically turned off; and the thickness of the cushion material under the installation base can be increased/decreased to suit Positioning requirements for different liquid level heights; 3. Use high-quality copper cable connection with a diameter of 0.14inch (the internal copper wire diameter is up to 0.079inch) to ensure that even a large current of up to 30A can flow It can also work normally; 4.Using ultrasonic welding, sealing and forming at one time, reliable and safe, and will not leak; 5. The shell is made of high-quality ABS material, and the internal metal contacts ensure reliable start/stop; 6. With the water pump, an automatic shutdown/start system can be formed to prevent the water pump from idling, dry-running, burning or causing failure; it can realize automatic On duty, no labor and time-consuming guarding.