4Post Positive Negative Bus Bar Battery Power Distribution Block FOR Marine Automotive RV Vehicles Truck With Cover 250A Rating High Quality: Premium brass contact plate for better current transfer, nylon base provides good insulation, 4 stainless steel studs suitable for a variety of applications. Organized: The power distribution block can help you organize wiring, bring the harness together and reasonably store the wiring inside the vehicle and boat. With Cover: Includes a detachable cover to protect connections from damage and corrosion. safetyBase flame-retardant material plastic, escorts your safety. Specification: Material: nylon stainless steel brass Maximum voltage: 48V DC Current rating per stud: 62.5A Rated current of the block: 250A Auxiliary terminal screw current: 20A Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!