These units could be tied into the grid and you can even divert any surplus solar electricity you generate back again to your grid. To the draw back, AC methods are a lot less productive than DC systems. Annual value estimates suppose common Power use of 4000kWh/yr for a residential https://off-grid-solar-air-condit91122.theideasblog.com/35310651/a-simple-key-for-off-grid-solar-air-conditioners-vic-unveiled