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    My Bafang Ultra Mountain Bike! Frey AM1000

    I have both 48V and 52V versions built with max capasity possible: - 48V 25Ah and 1200Wh. 13S5P Samsung 50E 21700 Cells - 52V 20Ah and 1040Wh. 14S4P Samsung 50E 21700 Cells Both batteries with 30A BMS. It seems there is no room for bigger BMS. I tested 52V battery with M620 that has Innotrace...
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    My Bafang Ultra Mountain Bike! Frey AM1000

    As promised, here is a pic of AM1000 V5 L size frame with Dorado 21700 battery. Fits in but when installing it touches a bit to the top tube but that is not a problem
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    My Bafang Ultra Mountain Bike! Frey AM1000

    Ok, thanks for the confirmation. Yes, it is sometimes a gamble when ordering things from Aliexpress, especially electronics like batteries. But there is one Dorado 21700 battery maker that I have read some good comments, and for a moment I was thinking about ordering. Eventually contacted my...
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    My Bafang Ultra Mountain Bike! Frey AM1000

    I have some battery related questions: I have the Fat1000 with 21Ah 48V battery. Does anyone know is there empty battery slots inside the casing, so it could be possible to up the Ah from 21+ by adding more batteries? Or to convert it to 52V and get to keep it at 21Ah, so I wouldn't lose Ah in...
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    My Bafang Ultra Mountain Bike! Frey AM1000

    Hello everyone! I am new here and registered just to be able to post in this thread. I have read all 99 pages and I have came to conclusion that Frey bikes are worth their price. Also it seems that customer support is better than in many other Chinese bike manufacturers. It is very nice that...
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