Projecta BT21-1 Battery Terminal Solder / Crimp Style

The Projecta BT21‑1 is a precision‑engineered battery terminal designed to provide a solid and dependable electrical connection between your battery cables and battery posts. Constructed from solid brass and finished with nickel plating, this universal split barrel battery terminal offers excellent conductivity and corrosion resistance - two vital qualities for any automotive or workshop electrical application where power must be transferred efficiently.

Premium Materials for Longevity and Performance

Built with a solid brass construction, the BT21‑1 delivers exceptional durability and long‑term performance, even in demanding environments. The nickel‑plated finish further enhances resistance to rust and oxidation, ensuring that the terminal maintains strong electrical contact over time. This longevity makes it a smart choice for vehicles, marine vessels, and industrial battery systems where secure connections are essential.

Split Barrel Design for Easy Cable Fitment

One of the standout features of the BT21‑1 terminal is its split barrel design, which simplifies the process of attaching battery cables. This design allows cables to be inserted into the terminal easily and provides a snug fit that helps maintain stable electrical flow. Whether you're soldering or crimping your cable ends, the split barrel ensures a secure, professional result.

Universal Fit for Versatile Use

The BT21‑1 is a universal battery terminal that suits a wide range of cable sizes and applications. Specifically, it is compatible with 50-70 mm² (0-00 B&S) cable sizes, making it suitable for many standard automotive and power systems. This broad compatibility means it can be used in cars, trucks, boats, RVs, and even workshop battery setups requiring a reliable connection point.