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  1. Y

    200W vs 215W?

    understood. Thanks a lot!
  2. Y

    200W vs 215W?

    Thanks for the note. Usually what can we get with MPPT controller in a perfect day?
  3. Y

    200W vs 215W?

    Actually this would be a more fair comparison in terms of cost 215W. However they add a PWM charger so it is not a good bundle. Also it is confusing that 215W panel is slightly smaller... due to workmanship? Does it make sense...
  4. Y

    200W vs 215W?

    HomeDepot has some deal on solar panel, and I'm in the market for a 200W-ish system. I wonder if there is any practical difference between 200W and 215W? Anything to consider? 200W 215W
  5. Y

    Controller for hybrid off-grid solar system

    Thanks. Maybe I need two controller, one for switching between grid and solar, one for charging the battery. There are set points to set and I wish all can be taken care of by one module... Let me think more about it
  6. Y

    Controller for hybrid off-grid solar system

    Hi All, I'm setting up a hybrid off-grid solar system to power my home security camera system. The system consists with a solar panel and battery, during the day the system will run on solar and during the night it will run on battery that charged by the extra solar power during the day. In...
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