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22 310 Image Uploading & Posting
07-30-2020, 09:03 AM
by Olosinnsky
Head over and introduce yourself
888 3,581 Hi from Hannover Germany
5 hours ago
by miranop
Feedback & Suggestions
Any feedback, suggestions, or issues you may find can be reported here.
108 801 3 months error
07-28-2020, 04:56 AM
by Geek

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DIY Battery Project Builds
Share and document your powerwall build journey in a project thread. This section is not for general questions.
430 8,776 Wobbleszo Powerwall
1 hour ago
by hbpowerwall
Cell Harvesting, Testing, and Discussion
Discuss anything relating to battery cells. Includes topics like where to find scrap battery packs, cell harvesting, cell testing, and general cell discussions.
Sub Forums:
Cell Data & Specifications
1,543 14,223 DC IR VS AC 1kH IR measur...
1 hour ago
by Wolf
Battery Pack Design, Planning, and Building
Ready to assemble your first pack? Have questions about which holders or fuses to use? Solder or spot weld? This is the place to be!
855 8,086 Need more miles for batte...
3 hours ago
by Baboshka
BMS (Battery Management Systems)
Discussions relating to battery management systems. This includes packages like Batrium, custom built DIY solutions, and basic battery monitoring.
491 4,966 Batrium shunt question
51 minutes ago
by hbpowerwall
Solar Panels, Charge Controllers, and Inverters
Discussions around your solar system, including panels, charge controllers, inverters, and transfer switches. This section also includes wind components.
716 7,230 MPP Solar 3 phase issue
1 hour ago
by iomagico
General Project, Battery, and Electrical
Anything related to your project, batteries, or electrical topics that doesn't fit in any of the other sections. Also includes news releases.
735 7,043 Fuse wire welder prototyp...
Less than 1 minute ago
by rev0

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Frequently Asked Questions
Documentation intended to help answer some fundamental questions and get your project started!
20 26 Definition: Chinesium
10-16-2019, 11:55 PM
by Crimp Daddy
Downloadable Resources
Contains publicly-released files such as 3D models, PCB layouts, documentation, and much more.
13 13 Kweld electrode holder (r...
11-21-2019, 06:00 AM
by hbpowerwall

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General Hangout
Off topic discussions that are not related to solar and wind projects and/or do not fit in any of the categories above.
245 2,329 Vanon Batteries .... Yeh ...
Yesterday, 10:21 AM
by hbpowerwall
Cryptocoin Discussions
Discussions around any cryptocoin and/or the mining process.
07-24-2020, 12:14 AM
by Korishan
Electric Bikes & Cars
Do you have an E-Bike or E-Car project you'd like to share?
80 948 Charger Bike
08-02-2020, 09:05 PM
by jerryki1234
Looking to buy or sell something? Please keep it solar and wind-related!
540 2,691 Battery Hookup Australian...
4 minutes ago
by hbpowerwall

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