Does anyone know the exact BTB connector reference/part number used on the FP6 battery? I want to make a simple charging adapter to charge the battery externally.

Just for cross-reference, is this your topic, too? [image] Charging extra Fairphone 6 battery outside the phone, possible? Fairphone 6 Hello everyone. My Fairphone 6 is not currently charging. I have an extra OEM battery - I bought one after the issue appeare…

I am the other topics OP. No. I did not post this topic.

I have pretty much the exact same problem. And I search also for a solution to charge the battery externallyif possible because I’m out of Europe for few weeks so cannot send the phone for repair

No but i have pretty much the same problem. My FP6 stopped charging suddenly and after extensive testing (multiple chargers, cables, replacing the USB module), I think it might be motherboard issue . Since I’m stuck abroad for 2 months without access to official repair services, I’m looking for a t…

[image] RNrom1: So I though to create a simple charging adapter that clips onto the BTB connector, with two wires going to an external Li-ion charger. But not sure it’s possible ?? For the FP4 it was build [image] Feature Request: External Charger for spare batteries …

Thank you so much for sharing this link, it’s really helpful and led me to some great discoveries. I think the FP6 battery BTB connector reference (BM25-4P/2-V(51) by Hirose Electric) ? So someone already built a similar external charging adapter for the FP4. I’ve just reached out to them to see if…

Please keep us updated on your progress. Can you post the link of the charging adapter for the FP4?

I see now that the link is the one above from yvmuell . The FP4 takes external batteries that can be charged by any universal phone charger that has movable leads, Amazon is filled with those: https://www.amazon.com/s?k=universal+phone+battery+charger Did you make any progress with a battery charg…

FP6 battery BTB connector reference needed for external charging adapter

Help Fairphone 6

urs_lesse July 12, 2026, 10:23am 2

Just for cross-reference, is this your topic, too?