Features: 

• this kind of water level sensors match with the submersible water pumps on the evaporative air coolers; 
• it is connected with the LCD main board on the air coolers and will alarm when the water is lower than the level setted in the water tank of air coolers; 
• it can protect the water pump from being damaged when the water is not enough in the water reservoir; 
• quality products, best price; 

Relevant Pictures: 

1. Packing: Strong Cartons or Customized Package based on order quantity; 

2. Shipping: By sea or By air; 

3. Loading Port: Ningbo of China; 

4. Loading Airport: Ningbo International Airport & Shanghai Pudong International Airport, China; 

 We can’t ensure the price from us is the lowest but we guarantee the service we are offering is top-classed.