May 23 1 4kw Diy Solar Grid Tied Enphase Permit Self Install With 4 Year Payback Tags: enphase, grid, install, payback, permit, self, solar, tied, year Posted May 23, 2017 by admin in category solar Post navigation SUN 2000G2-LCD 2000W Solar Grid Tie Inverter Pure Sine Wave DC45-90V AC-250V SOLIS GCI 10K US UG 10kW Grid Tie Inverter, 208 220 240 VAC 3 PHASE SOLAR WIND