Terminal Blocks, Power Distribution Blocks

For over 50 years, the Magnum® name from Cooper Bussman has stood for wire connection solutions, the most comprehensive selection of barrier-style terminal blocks in the industry and superior service.   Originally known as USD -- Underwriters Safety Device -- the Magnum brand continues its leadership by introducing more versatile and innovative designs in the terminal block field for use in both the electrical and electronic markets.

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Magnum Website