December 3 1000w Grid Tie Inverter With 250w Buck Step Down Controller Tags: 1000w, 250w, buck, controller, grid, inverter, step Posted December 3, 2016 by admin in category 1000w Post navigation Wind Turbine Grid Tie Inverter How To Install By Missouri Wind And Solar SMA Sunny Boy 5000w Grid-tie Inverter SB5000US-12 full warranty & DC Disconect