1.58V max voltage rating terminal fuse and fuse block, 200A. Stud size: M8 (5/16 in). Mounting hole: M10 (3/8 in). IP66 rated – protected against powerful water jets. 10,000 AIC at 14V DC, satisfying ABYC requirements for DC main circuit protection on large battery banks. Warning: Do not mount fuses directly on battery terminals. Must use with terminal fuse blocks. Construction and safety Main body is ceramic; outer shell is thermoplastic. Ring terminal surface is tinplated for enhanced protection and safety performance. Compact amp design Suitable for DC main circuits, inverters, windlass, and bow thruster circuit protection. Delivers current protection in tight space constraints. Use scenarios DC main protection for large boat or RV battery banks, meeting ABYC DC protection requirements. Protection for inverters and ancillary systems such as windlasses on marine or offgrid setups. Bow thruster circuit protection in compact control panels where space is limited.