PhiSaver Installations Typical external External with 4G Recessed install. Smaller 3 phase board Commercial install for Brisbane City Council in a larger 3 phase board. System with on-site tablet for instant viewing Small box to bottom right holds the PhiSaver. Weather proof brick veneer without penetrations. TIght external install. Capturing solar and multiple meters. External with brick veneer. External weatherproof boxes with SS fittings