Description: 【High Current Capacity】: This Power Distribution Block features a maximum rated busbar current of 300A, with terminal posts. It is suitable for DC vehicles, RVs, boats, and yachts ranging from 12-48V. 【Modular Box Design】: The modular box design facilitates easy wiring configuration. It also includes a removable window for unobstructed wiring that can be disassembled as needed. 【Material】: The base and shell are made of glass fiber reinforced nylon ensuring high mechanical strength and durability. The busbar material is made of brass and stainless steel. 【Convenient Labeling】: There's blank writing space on the top that allows you to easily mark each branch for better organization and identification. 【Wide Applications】: The terminal block busbar is suitable for DC vehicles, RVs, boats, automobiles, cars, trucks, trailers, and yachts ranging from 12-48V. Specification: Product Size: 13.7cmx6.8cm/5.39inchx2.68inch Material: Nylon, Brass, Stainless Steel Package Includes: 1 Set Power Distribution Block  Note: Please allow slightly errors due to manual measurement and different monitors.