Improve your electrical contacts with professional Brass Terminal Blocks that have been made to endure more and withstand pressure. These strong electromechanical elements provide protection for the connections in different uses, including mechanical and electrical equipment and home wiring. The copper ones have higher conductivity, which reduces resistance and increases efficiency, they also are much more durable and operate well at higher demands. These Brass Terminal Blocks are perfect for practicing electricians as well as corporate users and are guaranteed to give excellent service for quite a long time.