The ABB OFAF000H80 is a high rupturing capacity fuse intended for use in low‑voltage power distribution and protection systems. It protects electrical circuits by interrupting fault currents and isolating damaged sections. The fuse is rated for both AC and DC applications and offers reliable performance with low power loss at rated current. Compact and standardized for NH000 fuse holders, it fits DIN‑rail systems and panel installations commonly found in industrial and commercial environments