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  1. SIEMENS - 5SB421 - Fuse. 50Amp 500V.
    SIEMENS - 5SB421 - Fuse. 50Amp 500V.
    Special Price $14.98 Regular Price $21.99
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    SIEMENS - 5SB421 - Fuse. 50Amp 500V. Diazed Fuse Link, Cable and Line Protection. E33 Thread Size, Class gL/gG, 500 VAC, Size DIII-E 33, Dimensions 0.5625 x 2 in, UPC Code 754554214627 Learn More
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