MRBF (Fuse)
                    Anyone using this type of fuse?  It connects directly to the battery and is supposed to provide an extra layer of protection.  Saw a presentation by some marine electricians and they highly recommend them. 
https://www.bluesea.com/products/5191/MRBF_Terminal_Fuse_Block_-_30_to_300A
                        
        
        
      https://www.bluesea.com/products/5191/MRBF_Terminal_Fuse_Block_-_30_to_300A

Comments
Easy to install, easy to disconnect and reconnect.