GTC (GT Contact) announces new metal Waterproof Circular Connectors. This series is the smallest waterproof Circular connector, and designed by the rugged waterproof technology owned by GTC. Its outer component is made by Zn Alloy with Ni plating. It is very strong and suitable to be used in mobile waterproof device or the finite space application in outdoor devices. For more information about this metal Circular Connector series, please contact us immediately.