The AR40-HZL/01-TT-R part is a R-type terminal block manufactured by Assmann, a leading German company specialised in connectors and components. This R-type terminal block can be used in a variety of applications, including industrial equipment and consumer electronics. The AR40-HZL/01-TT-R has a number of features, including a screwless design, which helps reduce installation time and costs, and a high current-carrying capacity. It also meets international standards, and is approved to be used in an unlimited number of applications. Additionally, this terminal block is compact and space-saving, making it ideal for use in tight spaces.