Purchase Qty. Reference FOB Price
204-503 Pieces US$10.72
504-1,007 Pieces US$11.57
1,008-2,003 Pieces US$10.43
2,004-5,003 Pieces US$10.29
5,004+ Pieces US$10.14
Product Description
Function: 1.Electric switch used in water systems,start and stop the pump automatically. 2.Examine the water automatically,stop the pump in the case of water shortage,protect the pump from damage caused by dry-running. 3.Completely replaced traditional pump control system composed of pressure ...