[RELIABLE QUALITY] wire connector shells have excellent wear resistance, resistance, waterproof and heat resistance, and the operating temperature supports a minimum of -4°C to a maximum of 221°C. The terminal pins are made of silver-plated , which is highly conductive and generates less heat. [PACKAGING INCLUDE] Battery connector modular power connector set include 30 PCS red housing, 30 PCS black housing, 60 PCS silver plated copper contacts. [CONNECTOR HOUSING] quick disconnect terminals connectors is made of sturdy fire-retardant material, No "male" or "female" design. The plastic housing of the plug with color-coded can aligned with the positive and negative cables for using. The housings also can be assembled together to carry multiple wires. [WIDE APPLICATION] connectors assortment kit can be used in electric power, photovoltaic system, the power terminals Connectors are popular for electric bus, electric forklift, electric car, tractor, golf cart, sightseeing car, battery, lawn mower. Dc regulated power supply, EPS, inverter power supply and high frequency, high frequency module charger system and some electromechanical equipment., Weight: 0.22707612986 Pounds, Manufacturer: Bortivier