Heavy duty contact Amp rating: 50A, 600V   Recommended for use with 6-8 gauge wire   Reliable combined shell made from high quality fire resistant PC.   Silver-plated copper terminal with good electrical conductivity.   Widely used in quick connect/disconnect power to a winch or other electrical device.   Applications Below   UPS battery packs, Automotive, Winches, Trailers, Forklifts;   Battery chargers, Solar panels, Wind generators, Tow trucks, Snow plows;   Farm equipment, Jumper booster cables, Welding equipment, Electric vehicles, etc.   How to Use:Just insert the wires into the terminal, then solder or crimp them.   Specification:   Model: SC50a   Voltage Ratings (Volts): 600V   Capacity: 50 Amps   Impact Resistance: High   Vibration Resistance: Excellent   Terminal Diameter: 0.21 inch   Suitable For: UPS battery power connector   Contact/Terminal Material: Silver plated copper   Colour:Gray/Red   Material:ABS      Package Contents:   4 x Connector   8 x Terminal   4 x Dust-proof rubber cover   Only the above package content, other products are not included.   Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.