4 Stud Bus Bar Box 200A Heavy Duty for Automotive Marine RV DC 12V 24V 48V Electrical System Features： 1、Good Electrical Conductivity: Made of premium metal materials, it has excellent electrical conductivity, which can ensure the stability and reliability of circuit connections. 2、Keep Circuit Safety: The special design and processing technology makes the circuit connection more firm, avoids current fluctuations, and ensures the stability and safety of the circuit. 3、Wkely Used: Suitable for all kinds of equipment and industries, such as automobiles, ships, solar panels, etc., an important part of the maintenance of many electronic devices. 4、Multifunctional: It can provide a durable circuit connection and also effectively extend the service life of electrical equipment, reduce equipment maintenance costs. 5、Easy to Install: It is simple and easy to install, without complex circuit design. At the same time, its compact and lightweight design can also help users more convenient installation in small spaces. Specification： Item Type: Bus Bar Box Material: ABS+ zinc alloy Rated Current: 200A Stud Size: M10 x 4 (M10 size =3/8in) Function: Gather the wiring harness together and reasonably collect the lines inside the vehicle and ship Application: For Cars, motorhomes, ships, yachts and other power systems Package List： 2 x M10 Stud Busbar Box 2 x Box Cover  16 x Screw