... plastic 4.after-sale letter of quality commitm Insulation Piercing Connector features1)Simple installation, small contact resistance and low temperature rise ... is 10KV, 1KV or less than 1KV.3)Piercing connector,simple installation,need not strip the cable coat.4)Moment ... and anti-corrosion,extend the using life ofInsulated lead and connector.6)Adopted special connecting tablet, apply to joint of Cu ...