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.
Showing 1–12 of 329 results
30A 600V 3P J BLOCK$51.35 Add to cart
30A 600V CLASS J 3-POLE BLOCK$43.15 Add to cart
30A 600V 1P J BLOCK$16.74 Add to cart
100A 600V 3P J BLOCK$75.08 Add to cart
100A 600V 3 POLE CLASS J BLOCK MERSEN HAS DISCONTINUED 61038SJ. NEW PART NUMBER BY MERSEN IS 61008SJ$75.08 Add to cart
10A 600V FAST J$23.62 Add to cart
100A 600V FAST J$54.60 Add to cart
110A 600V FAST J$122.66 Add to cart
125A 600V FAST J$123.55 Add to cart
15A 600V FAST J$23.62 Add to cart
150A 600V FAST J$116.83 Add to cart
175A 600V FAST J$123.55 Add to cart