*Product Description:It is a kind of airproof contactor, the main contact can break 220DC load. It is widely used in programme-controlled power supply or continuously power system. *Product Feature:It meets the following standards, YD/T585-92, YD/T512-92, JB3974-1985, ZBK63002-1998, GB14048.4-1993. *Product Specification/Models:It can change large current into small. *Application:It is widely used in programme-controlled power supply or continuously power system.