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In the last 3 months we have encountered two RV's with Victron Smartsolar 100/30 MPPT's with very high (65+ C) heatsink temperature. In both cases, the controllers are connected to four 110W panels in series and were delivering 28-30 Amps to the bank. IR camera showed the entire heatsink glowing...

Mods: If this doesn't belong here, please move it. Amazon requires registered trademarks & brand names for items sold on its platform. It's a lot easier to get the USPTO to approve if the trademarks & brand names are unique.

This post is about stock market investing. Not sure if it belongs here; mods, please move/delete it if inappropriate. I recently discovered that Dragonfly Energy, the makers of Battleborn batteries, went public last October under the symbol DFLI. I have been following DFLI for the past few...

Stumbled across Bogart Engineering's 10% Off sale at their on-line store - shop.bogartengineering.com

Blatant copies of Victron, Outback & other well know names - https://www.fangpusun.com/

Not sure if this if the correct forum for this topic/poll. Mods: please move it to the correct forum, if needed. thanks. I'm helping a group that is looking at fully US made LFP cells, BMS & packs. We believe we can be cost competitive with tier 1 China made cells & packs when shipping costs...

Not sure if this is the right forum. Mods - please move it to where it belongs. Thx. I may be able to get several new Pylontech US2000 (2.4 kWh 48V) modules. I'm gauging the interest for these from US based DIY'ers. Pricing will depend on the interest level, but I expect it to be in the...