Second Life Storage & Solar

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ALL NEW - Battery Finder Search for 12/24/36/48v or by capacity www.batteryfinder.net

Second Life Storage

News, Announcements, and Rules

Important updates or announcements regarding the forum
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286
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26
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286
Overmind
Testing: Video Support

Introductions

Head over and introduce yourself
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4.9K
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hbpowerwall
Bonjour à tous,

Feedback & Suggestions

Any feedback, suggestions, or issues you may find can be reported here
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136
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950
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136
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950
hbpowerwall
Did SecondLifeStorage new post really slow down from 5+ new post a day

Frequently Asked Questions

Answers to common questions to help get started faster
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20
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25
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20
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25
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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643
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12.6K
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643
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12.6K
Fukuokian
Nissan Leaf 48v Off-Grid Solar Project

Battery Pack Design, Planning, and Building

Have questions about which holders or fuses to use? Solder or spot weld?
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1.1K
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10.9K
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K
Identify 18650 cell
  • kje

Battery Management Systems (BMS)

Anything relating to battery management, monitoring, and balancing
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762
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7.8K
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762
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7.8K
U
CAN and RS485 BMS Emulated Protocols for DIY Battery to work with LV and HV Invertors - JK BMS JBD Daly 123Smart - OEM Battery

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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10.6K
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1K
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10.6K
OffGridInTheCity
Earth grounding : common vs separate

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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1.7K
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16.8K
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1.7K
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100kwh-hunter
project: my house to island mode

Battery Discussions

Battery Chargers, Testers, and Test Procedures

Discuss specific cell chargers, capacity testers, and testing methods.
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310
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3.5K
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310
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3.5K
M
Litokala Lii 500 voltage sensing offset

Lithium Iron Phosphate Batteries

Discuss any aspect of Lithium Iron Phosphate batteries (LiFePO4/LFP)
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115
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943
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115
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943
A
Sonnen Ndure 2.5 kWh LiFePO sever rack battery.

Lithium Ion Batteries

Discuss any aspect of generalized "Lithium Ion" batteries (NMC, LiPo)
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619
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5.6K
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619
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5.6K
Korishan
My first Battery dissaemble

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
G
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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Cell Database Submissions and Updates

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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2
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2
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2
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2
hbpowerwall
SMA SI6048-US-10 Review & Testing by David Posluszny

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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394
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3.5K
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394
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P
humor

Electric Bikes & Cars

Do you have an E-Bike or E-Car project you'd like to share?
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116
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1.2K
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116
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1.2K
M
Control this ebike display with arduino posible?

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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712
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712
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emuland-metroman
Used TESTED 18650 Cells [EU only] [non EU country PM]

Marketplace - Buying/Wanted

Looking to buy and wanted advertisements
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74
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250
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74
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250
F
WANTED: 21700 18650 cells SAMSUNG LG BAK TERRAE SANYO MOLICEL cells from packages

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magicpotatoes

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Liitokala hg2 18650 3000mah
CATL 310AH grade A lifepo4 battery
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