Photowhit ✭✭✭✭✭

  • Re: wood frame mounts

    PhotowhitPhotowhit
    Most will have information on the layout/mounting holes on their info sheet. Most will have holes for mounting. I recently picked up some larger panels (Q-cell?) from a utility install and they had m…
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  • Zinc-air battery at $45/kWh

    PhotowhitPhotowhit
    Well very little info on specs efficiency (guessing it varies good bit on input and output), longevity, self discharge, etc... Looks like they have l00 kWh model rotomolded nd perhaps ready to go. Lo…
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  • Re: Newbie ready to go off grid

    PhotowhitPhotowhit
    I was just explaining a system to someone looking at an off grid home 'done right'. Super insulted, earth contact, Iron Edison batteries. They dropped the price $50K after 9 months of being listed; h…
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  • Re: Newbie ready to go off grid

    PhotowhitPhotowhit
    For those following the safety part of this thread... This years wave of new battery technology appears to be solid state lithium technology. Something that has been worked on for years and has the p…
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  • Re: Newbie ready to go off grid

    PhotowhitPhotowhit
    Dyson was reportedly trying to release his car in 2020(which he intended to use a SS battery), so I went to look for an up date.... ...looks like he's thrown in the towel. https://fortune.com/longfor…
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