Mecury-Free Bilge Pump Float Switch Ignition Protected Submersible Pump Control Switch for Water Tank Sewage Sump Pump Aquarium

features good tightness and sturdy shell, suitable for fresh or salt water.
Features:
Automatically turn on a pump when water level reaches 2.36 feet (60 mm), and auto turn it off when water level down to 1.18 feet (30mm).
The heavy-duty float switch is compatible with any 12V, 24V or 32V pump or alarm, drawing up to 20 amps.
Totally submersible and can be used for fresh or salt water, it is well-sealed, solid, and durable for long lasts.
Mercury-free float switch with high power, easy and quick to install.
Ignition protected within 20 amps, 32 volts, safe and reliable to use.
Widely applied for the bilge pump, water tank, sewage pump, sump pump, aquarium, and more.
Note:
*Keep all wire connections above the highest water level. Wires should be sealed with a waterproof marine sealant to prevent corrosion.