Features: 1.4 Post Busbar: Each 12V bus bar includes 4 x M10(3/8in) terminal studs. This battery terminal block can handle voltage Maximum DC48V, and continous amperage Maximum 300A. 2.Organized Wiring: The automotive bus bar helps to neatly organize harnesses, securely storing power lines inside the vehicle or ship. 3.Multiple Connection Points: With ample connections provided for both positive and negative wiring terminals, this power distribution block accommodates a range of applications. 4.Simple Installation: Featuring a 180 wire lug installation with cover, this marine bus bar supports various end terminal installation methods, making for easy and straightforward setup. 5.Versatile Use: The power distribution bus bar is compatible with 12V?48V automotive, marine, and industrial applications such as cars, trucks, RVs, yachts, boats, and other industrial equipment. Specification: Item Type: Power Distribution Block Material: ABS, Zinc Alloy, Brass Maximum Voltage: DC48V Continuous Current: 300A Stud Size: 4 x M10 (M10 size = 3/8inch) Function: Bring the wire harness together and reasonably store the wire inside the car or boat Scope of Application: Cars, RVs, ships, yachts and other power systems