U Series has a two-piece insulator as well as crimp, snap-in-rear contacts that can be inserted by hand. This economical connector is ideal for commercial applications where field replacement of contacts is required at a lower cost than high-reliability connectors. **Insulator Material:** Two-piece thermoplastic polyester UL 94 V-O rated. **Voltage Rating:** 1000 VAC RMS at sea level. **Current Rating:** 5 Amps. **Operating Temperature:** –65°F to + 125°F. The D*U version is UL Recognized. **Contact Material:** Copper alloy machined, cadmium copper stamped with gold over nickel plating.