PVSE 600V Protection Box 2 Inputs 2 Outputs 16A Isolator Type II SPD. Protection or isolation equipment for a correctly designed electrical system. PVSE DCB-NF-2I-600V-I16A-II-2O protection box with two inputs and two outputs. Rated 600V DC with 16A isolation and Type II surge protection. Pre-wired enclosure with solar connectors. Requires installation and configuration by a qualified electrician.