Product Review

Turn pump on when water lever reaches 2" 

Turn pump off when water level reaches 3/4" 

For use with pumps drawing up to 20Amps>Use with the recommended size fuse for the pump to which it is connected. 

Heavy duty and brand-new 

For yachts, boats, fishing-boat,aquarium

Connect it to a pump. 

CAUTION:  Keep all wire connections above the highest water level. Wires should be sealed with a waterproof marine sealant to prevent wire corrosion. 

Do not use with 110V applications 

Designed for fresh water or sea water only.