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If anyone had issues compiling on linux, here are my notes Tested with LMDE4 (Based on Debian 10 Buster), fresh install, all updates as of 2021-05-28 1) Download latest https://gitlab.com/bms-tools/bms-tools 2) Extract, open terminal in extracted dir, check python versions python -V Python...

You can get knockout seals for the dual gang box https://www.homedepot.com/p/Halex-1-2-in-Knock-Out-Seals-4-Pack-26071/100191724

I purchased these from Aliexpress, they fit my JBD Smart BMS 120A 4S perfectly PCB 5 Solder Terminals / M6 high current terminal 120A Circuit Board Hardware PCB-5 M6 Connector 10PCS

Another good post on EPEVER settings for LiFePO4 https://diysolarforum.com/threads/epever-controller-90-20-soc-charge-perameter-q.23358/#post-308208

Up (I) on red arrow markings indicate "warning breaker is on/active"

Allows the continuous edge of the solar panel's weight to be transferred to the U-bolt mounting bracket & pipe cross member Prevents mounting bolt tear out / bent aluminum on solar panel frame

Datasheet https://www.feeo.com.cn/handler/download.ashx?url=/UploadFiles/201806130922015553.pdf I believe there are no markings on the front of the breaker because it can be wired mutliple ways depending on your application 2P (two pole) DC breaker wiring (One pole = left side positive DC, One...

"The installation will use lithium iron phosphate batteries that are expected to last 10 to 20 years." https://arstechnica.com/science/2021/03/report-tesla-is-secretly-building-a-giant-100-mw-battery-in-texas/

Awesome work! @BarkingSpider I don't own a RPi but have an Amlogic S905X TV box that will run Armbian Install script attached (mostly taken from BarkingSpider's Pi's Setup Cheat Sheet) adapted for Armbian installation Still exploring Grafana as I haven't used it before

Laser spot welding would be the best option if you can find a company that can do it If the pack isn't prone to an environment with vibrations and draws very low current (not sure how much current the epoxy can handle), another option might be to try MG Chemicals 8331D Silver Conductive Epoxy...

check out andy's vid as well

I found these on aliexpress https://www.aliexpress.com/item/32960224863.html 25mm fits 3/4" Schedule 40 conduit perfectly

Have you tried Chris' method ? https://diysolarforum.com/threads/anyone-know-the-ryobi-40v-battery-t1-protocol-to-trick-it-into-charge-mode.20219/ What I've done in the past when a pack won't charge, is take apart the case and charge each cell individually I use a hobby charger (imax b6ac v2)...

cinergi's video Repairing a Cell Terminal in a LiFePO4 Cell

@dmq see my reply in this thread https://diysolarforum.com/threads/jbd-new-jst-connectors.30379/#post-366229

I believe they are HY 2.0mm connectors https://www.aliexpress.com/item/4000256231657.html

These work great (most will need connectors crimped or soldered, normally comes with bare wires) https://www.amazon.ca/TOOYFUL-Digital-Measurement-Current-Analyzer/dp/B09JGHYXQ2/

This thread has some good info https://diysolarforum.com/threads/upgrading-apc-ups-battery.1503/post-13602

150A, 200A, 250A - M8 300A, 400A, 500A, 600A - M10

https://www.solarshoppingmall.com/12V-Batteries_c_29.html (20Ah is $200 50Ah is $430 100Ah is $860)