Orders over $50 qualify for a free gift claim yours here after filling your shopping cart.


Fuses sold by Circuit Specialists are manufactured by Optifuse.  Fuse products include fuses, fuseclips, fuseholders, fuse blocks, circuit breakers, resettable fuses, and accessories.  When you combine low-cost fuses and fuse accessories sold here with our low-cost shipping options you'll see that we offer the lowest cost fuses in the industry.  Most of our products display cross-reference information from other major fuse manufacturers like Littelfuse and Bussman so you'll be sure to find the right fuse for the job.

Some products must be specially ordered, usually resulting in a 1–2 business day delay. Please contact us for an estimated delivery date.

We work hard to provide you with the best possible shopping experience. But don't take our word for it — here are some past customer reviews: