The REDARC 100A Fuse Kit is designed for Smart Battery Isolator installations. It is equipped with the best quality fuses and fuse holders to fit the cable needed for a specified current to make a solid connection. This allows the user peace of mind for a safe and efficient installation.Poor quality fuse holders are a common problem customers face since it can be hard to make the right contact. When dirt or dust gets in between the contact points it can lead to excessive heat, which can melt the fuse and the holder.You don't have to worry about these problems with a REDARC Fuse Kit. Each fuse kit comes with (2) fuse holders, (4) 40A fuses, cable crimps, and a detailed instruction sheet. The kit is also offered in 40A and 60A versions and are designed for BCDC installations.