Limit Amp Fuse Search× Bolt-In Style Fuse for Limit Amp 55A Version 218A Version More than a safeguard for your power supply, it's how you protect your two most valuable assets: your people and your equipment. In addition to carrying standard and specialty products from Mersen, Norberg~IES specializes in explosion proof hazardous location enclosures in our 30,000 square foot facility located in the heartland of America. Call (918) 665-6888