#batteryhacks — Public Fediverse posts

Rescuing a Rescue Device With a DIY Battery Pack

https://fed.brid.gy/r/https://hackaday.com/2026/09/03/rescuing-a-rescue-device-with-a-diy-battery-pack/

Fixing a Dead Makita Battery with a 20 Cent Part

https://fed.brid.gy/r/https://hackaday.com/2026/08/11/fixing-a-dead-makita-battery-with-a-20-cent-part/

Reading a Thermocouple with Mercury and a Potentiometer

https://fed.brid.gy/r/https://hackaday.com/2026/08/05/reading-a-thermocouple-with-mercury-and-a-potentiometer/

Testing Hundreds of Used LFP Cells Requires Some Automation

https://fed.brid.gy/r/https://hackaday.com/2026/08/04/testing-hundreds-of-used-lfp-cells-requires-some-automation/

Battery Tester Outperforms Cheaper Options

https://web.brid.gy/r/https://hackaday.com/2026/04/01/battery-tester-outperforms-cheaper-options/

There’s Always Room for 3D Printed Batteries

https://web.brid.gy/r/https://hackaday.com/2026/02/14/theres-always-room-for-3d-printed-batteries/

Lumafield Peers into the 18650 Battery https://hackaday.com/2026/01/31/lumafield-peers-into-the-18650-battery/ #Lithium-IonBatteries #18650Batteries #BatteryHacks #CTScan

Lead Acid Battery Upgraded to Lithium Iron Phosphate

https://web.brid.gy/r/https://hackaday.com/2026/01/23/lead-acid-battery-upgraded-to-lithium-iron-phosphate/

Expensive Batteries Hide Cheap Tricks https://hackaday.com/2025/11/23/expensive-batteries-hide-cheap-tricks/ #cellbalancing #BatteryHacks #batterypack #milwaukee #powertool #battery #lithium

Charge NiMH Batteries with Style, Panache and an RP2040 https://hackaday.com/2025/11/19/charge-nimh-batteries-with-style-panache-and-an-rp2040/ #batterycharger #BatteryHacks #nimhbattery #rp2040

Target the Best AA, and Take No Flak https://hackaday.com/2025/11/09/target-the-best-aa-and-take-no-flak/ #BatteryHacks #aabattery #Reviews #battery #testing #price #aa

DIY Powerwall Blows Clouds, Competition Out of the Water https://hackaday.com/2025/11/06/diy-powerwall-blows-clouds-competition-out-of-the-water/ #disposablevape #lithiumbattery #BatteryHacks #greenhacks #powerwall #upcycling #ewaste

DIY Powerwall Blows Clouds, Competition Out of the Water - Economists have this idea that we live in an efficient market, but it’s hard to fa... - https://hackaday.com/2025/11/06/diy-powerwall-blows-clouds-competition-out-of-the-water/ #disposablevape #lithiumbattery #batteryhacks #greenhacks #powerwall #upcycling #ewaste

Lithium-Ion Batteries: WHY They Demand Respect https://hackaday.com/2025/11/04/lithium-ion-batteries-why-they-demand-respect/ #electronicdesign #unprotectedcells #BatteryHacks #18650battery #18650cell #badgelife #Featured #WHY2025 #Skills #18650 #cons

Lithium-Ion Batteries: WHY They Demand Respect - This summer, we saw the WHY (What Hackers Yearn) event happen in Netherlands, of c... - https://hackaday.com/2025/11/04/lithium-ion-batteries-why-they-demand-respect/ #electronicdesign #unprotectedcells #batteryhacks #18650battery #18650cell #badgelife #featured #why2025 #skills #cons

Why Sodium-Ion Batteries are Terrible for Solar Storage https://hackaday.com/2025/10/30/why-sodium-ion-batteries-are-terrible-for-solar-storage/ #energystorage #BatteryHacks #sodium-ion #batteries

Why Sodium-Ion Batteries are Terrible for Solar Storage - These days just about any battery storage solution connected to PV solar or simila... - https://hackaday.com/2025/10/30/why-sodium-ion-batteries-are-terrible-for-solar-storage/ #energystorage #batteryhacks #sodium-ion #batteries

Tiny UPS Keeps WiFi Online - For any mission-critical computer system, it’s a good idea to think about how the ... - https://hackaday.com/2025/10/24/tiny-ups-keeps-wifi-online/ #batteryhacks #poweroutage #internet #lithium #router #modem #wi-fi #diy #ups

Tiny UPS Keeps WiFi Online https://hackaday.com/2025/10/24/tiny-ups-keeps-wifi-online/ #BatteryHacks #poweroutage #internet #lithium #router #modem #wi-fi #diy #ups

Lumafield Shows Why Your Cheap 18650 Cells Are Terrible https://hackaday.com/2025/09/29/lumafield-shows-why-your-cheap-18650-cells-are-terrible/ #BatteryHacks #lithiumion #CTScan #18650 #fire

Lumafield Shows Why Your Cheap 18650 Cells Are Terrible - Lithium-ion cells deliver very high energy densities compared to many other batter... - https://hackaday.com/2025/09/29/lumafield-shows-why-your-cheap-18650-cells-are-terrible/ #batteryhacks #lithiumion #ctscan #fire

Open Source Lithium-Titanate Battery Management System https://hackaday.com/2025/08/15/open-source-lithium-titanate-battery-management-system/ #batterymanagementsystem #Lithium-titanatebattery #BatteryHacks #bms

Open Source Lithium-Titanate Battery Management System - Lithium-titanate (LTO) is an interesting battery chemistry that is akin to Li-ion ... - https://hackaday.com/2025/08/15/open-source-lithium-titanate-battery-management-system/ #batterymanagementsystem #lithium-titanatebattery #batteryhacks #bms

Is It Time To Retire the TP4056? - The Texas Instruments TP4056 is the default charge-controller chip for any maker o... - https://hackaday.com/2025/08/08/is-it-time-to-retire-the-tp4056/ #chargecontroller #lithiumbattery #batteryhacks #bq25185 #tp4056 #parts

Buying Large LiFePO4 Batteries: How Cheap is Too Cheap? - It’s a well-known factoid that batteries keep getting cheaper while capacity incre... - https://hackaday.com/2025/08/07/buying-large-lifepo4-batteries-how-cheap-is-too-cheap/ #lithiumbattery #batteryhacks #teardown #lifepo4

Buying Large LiFePO4 Batteries: How Cheap is Too Cheap? https://hackaday.com/2025/08/07/buying-large-lifepo4-batteries-how-cheap-is-too-cheap/ #lithiumbattery #BatteryHacks #Teardown #teardown #LiFePO4

Save Cells from the Landfill, Get a Power Bank For Your Troubles https://hackaday.com/2025/04/27/save-cells-from-the-landfill-get-a-power-bank-for-your-troubles/ #lithiumbattery #BatteryHacks #rechargeable #lithiumion #powerbank #salvage #diy

Save Cells from the Landfill, Get a Power Bank For Your Troubles - A hefty portable power bank is a handy thing to DIY, but one needs to get their ha... - https://hackaday.com/2025/04/27/save-cells-from-the-landfill-get-a-power-bank-for-your-troubles/ #lithiumbattery #batteryhacks #rechargeable #lithiumion #powerbank #salvage #diy

The Evertop: a Low-Power, Off-Grid Solar Gem https://hackaday.com/2025/04/23/the-evertop-a-low-power-off-grid-solar-gem/ #computerhacks #BatteryHacks #laptopshacks #greenhacks #solarpanel #hardware #emulator #lowpower #prepping #offgrid #e-ink #ESP32 #IBMxt #solar

Integrated BMS Makes Battery Packs Easy https://hackaday.com/2025/03/26/integrated-bms-makes-battery-packs-easy/ #lithiumironphosphate #batterymanagement #lithiumbattery #BatteryHacks #battery #bms #pcb

Integrated BMS Makes Battery Packs Easy - Lithium technology has ushered in a new era of batteries with exceptionally high e... - https://hackaday.com/2025/03/26/integrated-bms-makes-battery-packs-easy/ #lithiumironphosphate #batterymanagement #lithiumbattery #batteryhacks #battery #bms #pcb

A ROG Ally Battery Mod You Ought To Try - Today’s hack is an unexpected but appreciated contribution from members of the iFi... - https://hackaday.com/2024/04/17/a-rog-ally-battery-mod-you-ought-to-try/ #handheldgamingconsole #handheldshacks #gamingconsole #batteryhacks #batteryswap #rogally #how-to #ifixit

Fighting Back Against Dodgy Dyson Batteries - If you’ve ever worked with multi-cell rechargeable battery packs, you know that th... - https://hackaday.com/2022/05/23/fighting-back-against-dodgy-dyson-batteries/ #batterymanagementsystem #plannedobsolescence #batteryhacks #batterypack #dyson