Speed Square Body Fuse 170M6342 is a fastacting fuse link designed for voltage AC protection. With a 500 A current rating and the ability to operate at 1250/1300 VAC, this fuse provides reliable overcurrent protection for industrial equipment and power distribution systems. The square body design supports compact, secure mounting in standard fuse holders and panels, enabling straightforward installation and maintenance. Key benefits Fast interrupting action protects connected equipment from fault currents, reducing damage and downtime. voltage compatibility for demanding 1250/1300 VAC applications. Square body design offers secure mounting and easy handling in panel and device installations. Clear identification with model 170M6342 and a 500 A rating to facilitate accurate replacement. Reliable fuse link construction aimed at minimizing maintenance requirements and longterm service interruptions. Key attributes Model: 170M6342 Type: Speed Square Body Fuse Link Current rating: 500 A Voltage rating: 1250/1300 VAC Form factor: Square body fuse link Application: voltage AC protection for industrial equipment and distribution systems Applications and use cases Main protection for voltage feeders in industrial facilities, guarding motors, transformers, and switchgear against overcurrent events. Protection of distribution transformers and switchgear assemblies in manufacturing or processing plants operating at approximately 1.25 to 1.30 kV AC. Replacement fuse in voltage service panels or ancillary equipment requiring a 170M6342 500 A, 1250/1300 VAC fuse link, ensuring continued protection and reliable operation.