The Bussmann Fusetron FNM-1 is a 1 A dual-element time-delay fuse. As part of the FNM family, the FNM-1 uses a dual-element design to provide overcurrent protection while tolerating short-duration surges. Manufactured by Bussmann under the Fusetron line, it is identified by the FNM-1 model designation (also listed as FNM 1). Use this fuse to protect circuits from overcurrent without nuisance trips during brief current spikes.
