Mastodawn

NERDS.xyz – Real Tech News for Real Nerds 4d ago

BLUETTI FridgePower keeps your refrigerator running when the power goes out

https://fed.brid.gy/r/https://nerds.xyz/2026/04/bluetti-fridgepower-refrigerator-backup/

Hackaday Apr 10

Battle Born Explains How Its Battery Thermal Safety Works

https://fed.brid.gy/r/https://hackaday.com/2026/04/10/battle-born-explains-how-its-battery-thermal-safety-works/

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Multi Purr Puss

Apr 8

🧵 2/n OK, that's not too bad - 37 bucks, to make a 280 bucks UPS go brrr again.

BTW, Copilot says, that there aren't any Lithium based alternatives, that can handle the high discharge current (up to 45A at 2S/24V) required for a 1000W UPS. EDIT: the 9Ah #LiFePO4 alternatives i've found max out at 10A continuous - 2x 100-120W ain't enough for a 1kW UPS.

13 Apr 2

Post-Failure Autopsy and Analysis of an LFP Battery https://hackaday.com/2026/04/02/post-failure-autopsy-and-analysis-of-an-lfp-battery/
#BatteryHacks #Teardown #Autopsy #LiFePO4

Post-Failure Autopsy And Analysis Of An LFP Battery

Recently [Kerry Wong] had one of his Cyclenbatt LiFePO4 batteries die after only a few dozen cycles, with a normal voltage still present on the terminals. One of the symptoms was that as soon as yo…

Hackaday

Hackaday Apr 2

Post-Failure Autopsy and Analysis of an LFP Battery

https://fed.brid.gy/r/https://hackaday.com/2026/04/02/post-failure-autopsy-and-analysis-of-an-lfp-battery/

[email protected]Mar 29

🔋16 kWh #Stromspeicher für 1500€ selbst bauen -so funktioniert es, Anleitung, #Solaranlage #PV #lifepo4:

@Solaranlage

https://m.youtube.com/watch?v=G7_sy0WGuF0

🔋⚡16 kWh Stromspeicher für 1500€ selbst bauen -so funktioniert es, Anleitung, Solaranlage PV lifepo4

YouTube

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Kevin Karhan

Mar 26

@Unixbigot youvcould propably even get more range with some drop-in #LiFePO4 cells designed to replace lead-acid batteries...

13 Mar 20

Studying a Battle Born LFP Battery’s Death Under Controlled Conditions https://hackaday.com/2026/03/19/studying-a-battle-born-lfp-batterys-death-under-controlled-conditions/
#Teardown #LiFePO4 #PSA

Studying A Battle Born LFP Battery’s Death Under Controlled Conditions

There has been quite a bit of news recently about the Battle Born LiFePO4 (LFP) batteries and how they are dying in droves if not outright melting their plastic enclosures. Although the subsequent…

Hackaday

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Wordmark Mar 18

@mrpjevans yes #sunshine exists even in #UK every once and a while :D cool with the 10kWh #lifepo4 ? be careful with that... better place it outside the house as stated a billion times, need someone who can do #bcp for a #bms for #lifepo4 then it can be handled save.
my supposed #lead #gel batteries are not performing as planned... they seem to have way less then the advertised 100Ah capacity :( https://www.autobatterienbilliger.de/Accurat-Traction-T100-GEL-Batterie-12V-100Ah-Versorgungsbatterie-umsatzsteuerbefreit