ITEM NAME:UKK80A Terminal Block Wire Connector Electrical Junction Box Power Junction B JR Features: 1. Made of flame-retardant shell, it is high temperature resistant and corrosion resistant 2. Good insulation performance and durability for using 3. The transparent cover can see if the cable is connected reliably. 4. The box is easy quick to install on the rail 5. Generally used in power distribution cabinets, distribution boxes, and various high voltage cabinets Specification:.The transparent cover can see if the cable is connected reliably. The box is easy quick to install on the rail. Screw Material: Iron Plated Multi-Colored Zinc, Rice Screw.