Features: The Terminal Block bus bas made of glass fiber reinforced nylon, durable and practical to use. Dual 5/16 " stainless steel stud, lock washer, and nut, which is sturdy and rust-resistant. The base is made of flame retardant plastic to protect your safety, ensures great mechanical strength and durability. The power junction post's surface screw fixed installation-two mounting holes make it easier to be mounted in any orientation. Max Operating Voltage: for DC 48v; Max Amp per circuit: Determined by wires connected. The positive and negative power distribution block is useful for customizing vehicles or relocating batteries. Applicable to 12-48V trucks, RVs, coaches, boats and other industrial equipment. Specifications: Material:Plastic Size:Approx.45x43x32mm/1.77x1.69x1.26in Net Weight:67g Note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Power Distribution Stud