Midnite SolarMNPV Combiner Boxes MNPV6ETL listed for the US and Canada up to 3 1/2 pitchThe MNPV6 features:Din rail to accommodate up to six 150 VDC breakers or four 600VDC touch safe fuse holders14 position PV negative bus bar14 position ground bus bar120 Amp Plus bus barsGray aluminum rainproof enclosure with deadfrontDimensions: 14"H x 9"W x 4"D(Click on image above for alternate view)MNPV..