The FNQ-1 is a Bussmann series time-delay supplemental fuse designed for circuit protection. It is rated for 1A and 500Vac, with an interrupting rating of 10kA. This fuse features a fiber tube construction with nickel-plated brass endcaps and measures 13/32" x 1-1/2". Its time-delay characteristic makes it ideal for applications with high in-rush currents, such as motor control transformers.