National Fuse stocks a large selection of class J from some of the top manufacturers in the industry. The Littelfuse JTD-8-ID boasts ratings up to 600 Amps and features a current limiting design and a blown fuse indicator for optimal safety, and Its compact size makes it perfect for small circuits. We also offer the Bussmann LPJ-9SP. With a high degree of current limitation, its small size, and a dual-element time delay, this little guy offers superior circuit protection.
If you are in need of a class J fuse, look no further than National Fuse. Our helpful team is available to assist you in finding the proper fuse for your needs at a competitive price. Please contact us by phone if you have any questions at 866-567-9358, or pop into our office at 19100 Old Detroit Road in Rocky River, Ohio.
If you already know what you need, our entire catalog is available 24 hours a day online. Your online order with National Fuse will be promptly processed, packaged, and shipped via UPS of Fed Ex so you can get the J fuse you need to get the job done.
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30A 600V 3P J BLOCK$63.87 Add to cart
30A 600V CLASS J 3-POLE BLOCK$53.68 Add to cart
30A 600V 1P J BLOCK$20.82 Add to cart
100A 600V 3P J BLOCK$93.39 Add to cart
100A 600V 3 POLE CLASS J BLOCK MERSEN HAS DISCONTINUED 61038SJ. NEW PART NUMBER BY MERSEN IS 61008SJ$78.08 Add to cart
10A 600V FAST J$29.68 Add to cart
100A 600V FAST J$68.62 Add to cart
110A 600V FAST J$154.17 Add to cart
125A 600V FAST J$155.29 Add to cart
15A 600V FAST J$29.68 Add to cart
150A 600V FAST J$146.84 Add to cart
175A 600V FAST J$155.29 Add to cart
20A 600V FAST J$29.98 Add to cart
200A 600V J FAST$129.12 Add to cart
225A 600V FAST J$325.46 Add to cart
25A 600V FAST J$34.03 Add to cart