Second Life Storage & Solar

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Second Life Storage

News, Announcements, and Rules

Important updates or announcements regarding the forum
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Overmind
Testing: Video Support

Introductions

Head over and introduce yourself
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Where Did You Find Us?

Feedback & Suggestions

Any feedback, suggestions, or issues you may find can be reported here
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959
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Problems Registering

Frequently Asked Questions

Answers to common questions to help get started faster
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25
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Korishan
Where Can I Get Cells/Batteries??

Solar, Wind, and Battery Systems

DIY Battery Project Builds

Share and document your powerwall build journey in a project thread
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651
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12.8K
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651
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W
Brisbane - Full Backup Tesla model 3 home battery project

Battery Pack Design, Planning, and Building

Have questions about which holders or fuses to use? Solder or spot weld?
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1.2K
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10.9K
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1.2K
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10.9K
Korishan
Connecting TWO 2s5p battery packs

Battery Management Systems (BMS)

Anything relating to battery management, monitoring, and balancing
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770
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7.9K
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770
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7.9K
W
30 Pcks 13S10P 30Ah Need Help for BMS

Solar Panels, Charge Controllers, and Inverters

Discussions around your solar (or wind) system, including panels, charge controllers, inverters, and transfer switches
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1K
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10.7K
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1K
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10.7K
Korishan
Solar (Temporary) Installation Progress

Hydro & Wind energy

Anything windy or wet related to storage, dump loads, or consuming energy from these technologies
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6
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62
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6
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62
H
Testing charging capability without voltage regulation

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.
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16.9K
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16.9K
100kwh-hunter
Tell me honest what you think, especially about a certain distance on the mppt.,..

Battery Discussions

Battery Chargers, Testers, and Test Procedures

Discuss specific cell chargers, capacity testers, and testing methods.
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314
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3.5K
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314
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3.5K
hbpowerwall
PIP 4048HS Failure

Lithium Iron Phosphate Batteries

Discuss any aspect of Lithium Iron Phosphate batteries (LiFePO4/LFP)
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118
Messages
965
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118
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965
100kwh-hunter
lifepo4 is getting cheap

Lithium Ion Batteries

Discuss any aspect of generalized "Lithium Ion" batteries (NMC, LiPo)
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622
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5.6K
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622
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5.6K
Dala
Solax hybrid inverters

Lithium Titanate Batteries

Discuss any aspect of Lithium Titanate batteries (LTO)
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6
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72
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6
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72
Overmind
Details for Yinlong LTO 66160 ?

Lead Acid Batteries

Discuss any aspect of Lead Acid batteries (sealed, flooded, gel, etc)
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9
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118
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9
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118
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What's a normal rest voltage for a US car battery in a car?
  • gpn

New Battery Technology

What is out there with new battery chemistries & configurations
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7
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61
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7
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61
100kwh-hunter
Another Zinc Bromide Thread

NiMH/NiCd Batteries

Discuss any aspect of generalized NiMH/NiCd batteries
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2
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41
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2
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41
100kwh-hunter
nimh cells

Sodium-Ion Batteries

Discuss any aspect of generalized "Sodium Ion" batteries (SIB, NIB)
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3
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15
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3
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15
100kwh-hunter
What are the uses of a battery that can operate at -40 ℃?

Cell Data & Specifications

A large database of different cell types, their datasheets, and some photos. Please view the main database listing here
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245
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1.7K
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245
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Korishan
LG LGEAMF11865 Cell Specifications

Reviews Content Creators are welcome to create posts that directly benefit their channels

Solar Panels & Hardware

Share you favorite Solar Tracker, Mount or Panel reviews
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7
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79
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7
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79
100kwh-hunter
Solar panel access on pitched roofs

Hydro & Wind Power

Wet or windy - what is new out there or something old that has stood the test of time.
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3
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11
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3
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11
100kwh-hunter
First hydro power project

Inverters & Solar charge controlers

Get the power in or out of your battery efficiently or something to steer clear of!
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4
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25
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4
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25
100kwh-hunter
I am getting a bit fed up with victron

Batteries, Mounts & Enclosures

Share your review of the one you found interesting or informative
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10
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20
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10
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20
100kwh-hunter
Sodium Ion Batteries, they are here now

Off Topic

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.
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396
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3.6K
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396
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3.6K
100kwh-hunter
humor

Electric Bikes & Cars

Do you have an E-Bike or E-Car project you'd like to share?
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115
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1.2K
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115
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1.2K
I
1973 Leyland Mini S to EV Conversion

Marketplace - Selling/Commercial

Items for sale, including inverters, batteries, solar panels, and more! Commercial businesses are welcome to post as well.
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724
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3.5K
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724
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A
[SELL] 34,000 21700 Li-ion Batteries $1.50/cell Molicel, BAK, Samsung, LG In US (Texas) New Old Stock

Marketplace - Buying/Wanted

Looking to buy and wanted advertisements
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77
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257
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77
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257
W
WTB: 30kwh battery/builder USA

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