The MidNite Solar MNPV12 is designed for 150 VDC charge controllers and 600 VDC gridtie inverters. Gray aluminum type 3R rainproof enclosure with insulating dead front, will accept 12 150VDC breakers or 10 600VDC fuse holders. Includes 15 position PV negative bus bar, 15 position ground bus bar, and 200 amp Plus bus bar for breakers and fuses. Busbars can also be combined or separated to support 2 inverters or charge controllers. Gridtie inverters typically can have PV minuses common. Most charge controllers can have PV minuses common (Exception XW and BlueSky). Breakers/fuse holders sold separately. Boxed size: 16 x 14 x 5 weight: 8 Lbs. For additional information, please see specs below.