The switch contacts are made of high quality silver alloy material,which have a good performance against electric arc and melt weld.The on-off operations exceed 40000 times.
The socket are made of phosphor bronze, which have the character of good electrical conductivity and lasting elasticity.
The panel is made of environmentally friendly PC flame retardant material,which is not easy to change color, has high safety performance,high temperature resistance and long service life.