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Device recommendation-Samsung INR18650-20R

secondlifestorage Samsung INR18650-33G Cell Specifications Warning: The information in this thread was obtained from various sources on the Internet, including any datasheets linked below, and is provided for reference only. It is not guaranteed to be accurate. To prevent fire or personal injury, never charge or discharge a cell before

Samsung INR18650-15M Cell Specifications

Warning: The information in this thread was obtained from various sources on the Internet, including any datasheets linked below, and is provided for reference only is not guaranteed to be accurate. To prevent fire or personal injury, never charge or discharge a cell before verifying the information yourself using the original specifications sheet provided by the

new tester build

Currant: 10kwh xyz inverter (20kwh piek), 60kwh new lifepo4 cells eve, 10 kwh nimh second handed. Coming soon extra: 4kwh Victron inverter, 25kwh li ion 18650 cells, 15kwh nimh, 26kwh new lifepo4, 2 to 3 mmpt 100/20 incl extra solar.

LG LGAAS31865 Cell Specifications

Warning: The information in this thread was obtained from various sources on the Internet, including any datasheets linked below, and is provided for reference only is not guaranteed to be accurate. To prevent fire or personal injury, never charge or discharge a cell before verifying the information yourself using the original specifications sheet provided by the

BYD, CATL & Sinopoly, Winston LFE Cells

At DIY community i am hearing about Sinopoly and Thundersky and Winston etc. But in key players of LFE we only read about CATL, BYDetc. I had an old image in my mind Winston is amazing with its Yttrium cathodeetc with unbeatable 2000+cycles etc.

Storage SoC, how bad to store at 100%

(this chat is not directly affiliated with SecondLifeStorage; VALID email req''d) Generic Member. Joined Oct 23, 2018 Messages 217. Feb 4, 2019 #6 I took almost a year to obtain and test around 1500 cells. They were all tested and returned to full charge before putting them in storage. Then a few months later, I would test for self-dischargers.

10 more Batteries LGGBM261865.

to dissemble 36v 5.2 ah Taking me a while to disassemble the first battery tried to save the bms. looks like these were tube batteries for bikes. will report how the first cells results when tester is done. The battery was at 31.1v so 3.11v a cell Later floyd

AJW22''s modular 3d printed 60kWh PowerShelf

My PowerShelf project has come a long way sinceI started collecting 18650 cellsabout 2 years ago. This is the latest status (April 2020): Background: I''ve had my gridtied system with feed in tariff installed a few years ago, which unfortunately is nearly useless on cloudy days and entirely...

Chinese BMS boards | Second Life Storage & Solar

A little update on tests on a eBay sourced 2 dollar Chinese protection boards. - The board I used was rated for 25 Amps. - As specified, It gives a short circuit protection and cuts of supply instantly in case of a short. - The board does

kWeld

(this chat is not directly affiliated with SecondLifeStorage; VALID email req''d) 1. 1958 greyhound Member. Joined May 13, 2017 Messages 263. Jul 21, 2017 #16 Have you spot welded a fuse wire yet ? One electrode on the wire and one electrode on the battery. T. tatus1969 New member. Joined Jul 16, 2017 Messages 9.

Battery Pack Setup-Ideas | Second Life Storage & Solar

the attached pic is an idea i have of a hopefully working and easy to maintain and "fast" to expand battery pack you should see the pic as electircal and also mechanical plan, the batteries would rest on the long side, the connectors would be at the front facing the user - mostlikely with something like an anderson connector i am used from upss, same goes for the

Is there such a thing as too many breakers?

Question about the breakers, can I parallel breakers? Example, using two 50 amp breakers in parallel to get 100 amp breaking capacity. I have been looking at potential power draw, and if I do the math 3000W @ 24V Nominal would require a 125 amp power draw, And if I wanted to do 6000w it would be 250 amp power draw.

Zag''s Powerwall adventure (UK Build)

(this chat is not directly affiliated with SecondLifeStorage; VALID email req''d) Reactions: wim. zag2me Member. Joined Sep 11, 2017 Messages 114. Jan 11, 2018 #17 Yep i''ve been pretty much copying Pete''s setup. Just at 7s . See My DIY PowerWallBuild here. Wattsup Member. Joined Feb 19, 2017

Is there a battery pack database similar to secondlifestorage

Is there a battery pack database similar to secondlifestorage cell database to tell which pack needs what kind of discharge rate cells? For power tools, vacuums, garden equipment, etc.

New 18650 Pack Design with contact springs

(this chat is not directly affiliated with SecondLifeStorage; VALID email req''d) BEN7982 New member. Joined Oct 13, 2023 Messages 29. Dec 1, 2023 #16 Hi Boron, sorry for confusion. The pic I posted earlier is an old version. Since I did not like the flex on the middle cells (row 3) I made it 6x4 having now one M4 bolt directly tensioning 2x2

Safely housing the battery bank | Second Life Storage & Solar

NOTE! My links supplied in this message may be affiliated with Ebayand by clicking on them you agree on the terms. SUBSCRIBE: /Forum system setup/ My webpage Diy Tech & Repairs Current: 10kW Mpp Hybrid | 4kW PIP4048 | 2xPCM60x | 100kWh LiFePo4| 20kWh 14s 18650 | 66*260W Poly | ABB S3 and S5 Trip breakers Upcoming: 14S

LG LGABD11865 Cell Specifications

Warning: The information in this thread was obtained from various sources on the Internet, including any datasheets linked below, and is provided for reference only is not guaranteed to be accurate. To prevent fire or personal injury, never charge or discharge a cell before verifying the information yourself using the original specifications sheet provided by the

SolarEdge (SE7600A-US) Inverter and custom battery pack?

(this chat is not directly affiliated with SecondLifeStorage; VALID email req''d) C. Charles Francis Speakman Member. Joined May 6, 2017 Messages 60. Apr 4, 2018 #3 Korishan said: I don''t why you couldn''t. Isn''t there just a Pos/Neg Battery connections on the Inverter? If so, it doesn''t care what the battery chemistry is as long as the voltages

Sony US18650GS Cell Specifications

Warning: The information in this thread was obtained from various sources on the Internet, including any datasheets linked below, and is provided for reference only is not guaranteed to be accurate. To prevent fire or personal injury, never charge or discharge a cell before verifying the information yourself using the original specifications sheet provided by the

Average Salvage Success Rate 18650

What has been your guys average success rate when harvesting cellsfrom old laptop batteries? So far, I have got 10/41 cells (25% success rate) out of 7 battery packs so far. I have 43 more laptop batteries to go, so maybe my success rate will go up. This seller on ebay posts lots of them...

Projects: The New Cell Counter! | Second Life Storage & Solar

Back in 2017, as the community started to grow, we began speculating how many cells have been recycled and put back into use that would have otherwise ended up in landfills, discarded, or melted down for scrap. This led to the creation of the Cell Counter. Since then, we have tracked over 350...

LG LGDBC21865 Cell Specifications

Warning: The information in this thread was obtained from various sources on the Internet, including any datasheets linked below, and is provided for reference only is not guaranteed to be accurate. To prevent fire or personal injury, never charge or discharge a cell before verifying the information yourself using the original specifications sheet provided by the

What voltage to charge min max

Might be the wrong place for this, if so Ill move it.. Im about to purchase a Chevy volt gen2 pack..,16s2p 3kw 64v 55ah The array (already installed) that will connect to charge controller (midnite 150sl) atm is 2s3p 66v 30amps, which I have to rewire to 3s2p 99v 20amps for the cc to have enough voltage to charge the 64v pack properly..

My Wall of Power

Updated photos (02/04/2018) Current Wall 2.0 Newest Pack using LG G5 Cell Phone batteries. Should be around 5.5Kwh. Will be installing soon, have the case they''re going in ready, just need to mount the pack inside. Start of my

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