Cooper Bussmann - MAGNUM Operations boasts the industries' most complete selection of barrier style terminal blocks which is anchored by the MAGNUM® brand. For more than two decades, MAGNUM has been a leading name in single row terminal blocks. Through the years, MAGNUM has continued to enhance their existing product line with the addition of the Euro-Mag® European style terminal blocks. Other products include double row terminal blocks, junction blocks, power distribution blocks, and the CONNECTRON® brand of 35mm din rail sectional terminal blocks. Cooper Bussmann continues to introduce versatile and innovative designs in the terminal block field. In addition to UL recognition and CSA certification, Cooper Bussmann became the first U.S. manufacturer of barrier style terminal blocks with IEC compliance.