Features: Function: Cable connectors can connect multiple smaller wires in spaces where traditional bus bars may not fit. Allows for small wire connections at high amperage cable connections. It would save time and keep your environment clean and tidy. Reliable material: The bus bar with nuts and cover is made of durable materials good electrical conductivity, not easy to break, not easy to deform, not easy to rust, durable to use and has a long service life. Ease of installation: The base of bus bar is insulated, and the transparent cover included can prevent short circuits, so that cable can be installed easily with a wrench without removing the cover. Package Included: The package includes 1 bus bar and 1 cover. And maximum working voltage is DC 48V. Wide application: The bus bars can be used in cars, RVs, ships, trucks, electrical equipment and solar cells, etc. Specification: Product name: Max 48V Bus bar Box Base and Cover Material: Nylon, Glass Fiber reinforc and PC Bus Material: plate with nickel Copper Color: black/red Continuous Rating :300A/ 600A Voltage MAX. Operating: 48V DC Terminal Stud Size : 4 X 3/8" Type: type 1/2/3/4 Size: 10.2cmx5cmx5.5cm/4.0inchx2.0inchx2.2inch(L x W x H) Net Weight: type 1/2: 299g/10.6oz, type 3/4: 420g/14.8oz Gross weight: type 1/2: 310g/10.9oz, type 3/4: 430g/15.2oz Package includes: 1 x Bus bar 1 x cover