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Is there a commercial product for this application?: I've got a deep freezer on conventional 120 AC outlet. Is there a device available that could sense if the power goes out to that outlet and switch over to a battery/cheap inverter backup, so I don't loose a whole lot of food? Or if there...

My students put up a 2K system that had Enphase micro-grid tied inverters (M215) for eight 72 cell modules about 8 years ago- donated stuff from the power company. Three of the inverters have failed over the last year or so. had an early Envoy out the field logging the performance someone had...

Greetings. I'm a high school teacher with a bit of solar experience. My classes have built small stand-alone systems as well as a 2K micro-grid tie system. Have some experience in standard system sizing calculations. My school district is going into the great unknown where parents can...