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DIY Solar General Discussion

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T
New RV setup was fine for a few days, now all the sudden when connected to shore power it's tripping the mains breaker w/o any load

Show and Tell

Post your DIY solar power system! Pictures or it didn't happen :)
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TK1979
SRNE HEBP 12KW Pro 150A Build Thread

Off-grid Living

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Brucey
The slow descent into darkness or Winter preps.

Newcomers

Introduce yourself here! And welcome new members
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Hello from Sweden. Looking for good budget lifepo4 batteries

Beginners, Planning & Safety

Beginners Corner and Safety Check

Embarrassed to ask a question in the other boards? New to solar? Need a final check of your system before you turn it on? Post it here!
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224K
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Different max voltage on 2 panels in parallel dangerous?

Sizing, Planning, Codes and Regulations

Energy Audits, Roof Planning, NEC, Local Ordinances, TOU Plans and more!
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Z
So Cal Edison (SCE) NEM 2.0 replacing defective solar panels

Magic Smoke Released... Learn From My Mistake!

Did your experimental battery or home built inverter experience a rapid, unplanned disassembly? Reverse polarity a $3K inverter, and see it go up in smoke? Share it here!
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521
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19.1K
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521
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Eck!
EG4 Chargeverter plug and extension cord meltdown questions
  • Eck!

Battery Safety, Fires & Certifications

PPE, Disposal, Prevention and Mitigation. Fire and explosion discussion for lithium batteries.
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65
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Sensor for lithium battery smoke?

Danger Zone! (Advanced User Experiments Only)

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Using the Duracell D350-M1A to grid-feed from a 48V battery - "PV Baseload" from an off-grid system

Frequently Asked Questions

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14
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251
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14
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251
Steve_S
LiFePO4 Cell Separator Material

News and Promotional The only section where businesses are allowed to advertise. Use at your own risk.

Online Deals

Found a cheap price on some batteries? Share it here!
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28.9K
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J
Schneider closeout at NAZ

New Products

Found a new product or want to share your companies latest release? Share it here!
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223
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Goldenmate Battery Review

Industry News and Government Policies

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302
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302
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Oooops! No Solar Credit For Me?

Solar Store Review Corner

Want to share your experience? Post it here
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849
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E
SIGNATURESOLAR.COM NIGHTMARE!

Solar Installer Finder

Run a solar business and install systems? Share it here!
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118
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561
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118
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561
finite
Solar installer in South Carolina recommendations

Solar Systems

Vehicle Mounted

RV's, Vans, Trucks and More! Typically 12v, and 100-1000w, but the limits are endless!
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5K
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71.9K
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P
Has anybody wired like an additional 300 pound battery in the trunk and set it up to where it is plug and play on a EV?

Marine

Building a system that can withstand a marine environment is difficult! Talk about it here
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838
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838
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brycem
Electric propulsion 40 ft Sailboat

Residential

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31.7K
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A
System setup for long term travel.
  • AmpD

Permit Free Plug-in

Dead simple! Plug solar panels directly into an outlet.
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11
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756
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New California plug-in solar bill

Commercial Industrial

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None

Solar Water Pumping & Heating

Need to move water with some sunshine? Talk about it here!
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499
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499
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D
My PV solar hot water heating build.

Trucking APU

Are you running an eAPU? Want to see what people think about the current market and what works best? Post it here
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2
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113
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2
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113
S Davis
DIY eAPU's for Truckers on a Budget

Wind Turbines and Hydroelectric

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254
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7.4K
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254
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NC_hydro
WNC Micro hydro rebuild thread (Offgrid)- LV2000 Turbine

Energy Storage

General Battery Discussion

Are you a battery addict? Same here. You can NEVER have too many batteries!
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8.4K
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95.3K
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M
A Mental Model for Why Closed-Loop Charging Is So Messy

DIY LiFePO4 Battery Banks

Advanced user discussion on BMS/ Cell Configurations/ Temperature Regulation/ Cell Sources and more
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Alarchist
Eve MB31 vs Eve LF334?

BMS (Battery Management Systems)

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philos70
Gobel Power GP-PWA1-JK WiFi module - does it work with JKBMS ver 15 hardware/software?

Lead Acid Batteries

Good ol' fashion lead acid!
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536
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536
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O
Battery stays at bulk voltage for long

Second Life Lithium Batteries

Found a Lithium Battery in a Tesla/Nissan Leaf or Electric Bus and want to use it for solar? Post about it here.
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276
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3.3K
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276
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CyberBill
Suggestions for use of 24S (88V) modules for grid storage

Uncommon Batteries: LTO/ NCA/ NMC/ Li-Poly

Not recommended for solar, but still an option. See what others are doing and post questions here
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166
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2.5K
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166
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S
Beware about Na-ion/Sodium ion battery

Equipment

Inverters

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L
ANENJI 12kW Split-Phase Inverter – Error 27 “Fan Failure” at ~3kW Load, All 4 Fans Running

Solar Panels

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15.7K
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Sweet Tatorman
Will a small scratch on the back of a solar panel cause problems, should I send it back?

Solar Panel Mounting

Tips and tricks for mounting solar panels to different roof materials and environments
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418
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5.2K
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418
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Offgrid Philippines
cheap ground mounting for permit free plug-in

Solar Charge Controllers

MPPT/PWM/Converters without batteries and anything else you find! Discuss it here :)
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1.7K
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15.8K
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D
New Victron 100/30 Bluetooth can't access.

Solar Generator and Micro Systems

A battery/inverter/charge controller setup for mobile or stationary application. They are usually ready built or "plug-n-play".
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760
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760
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12VoltInstalls
Cheapest functional box between loads and possible batteries?

Fuel Back-up Generators

Backup petroleum energy storage for off-grid solar systems
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334
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6K
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334
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6K
DPC
Another one followed me home
  • DPC

Heat Pumps

Need to use solar power to cool or heat your cabin or home? Or a bus or boat? Post it here!
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282
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8.3K
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282
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Lenny44
Heat pump suggestions for cold weather -15c -20c costway series extreme vs senville leto

Wiring, Protection & Tools

Wire, connectors, junction boxes, breakers, fuses, and test equipment (meters, scopes, capacity testers).
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1.3K
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14.8K
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Zwy
Custom Bus Bars From Copper Flat Bar
  • Zwy

Home Brew Solar Electronics

General Discussion and Brainstorming

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640
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9.3K
K
Need to find and replace heat sensor on SMA SB6000US

Software, Automation and Cybersecurity

Microcontrollers, Microcomputers, Cloud software, Embedded
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463
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463
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N
Can anyone identify what these CAN messages are?

Marketplace Use at your own risk. Our forum assumes no responsibility for products purchased in this area. This section is for individuals only! No vendors allowed!

Solar Panels for Sale

Have some spare panels laying around? Sell them here!
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293
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1.6K
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293
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M
ISO: Prism 445w bifacials that Signature Solar had on special.

Batteries for Sale

Not using an old set of batteries? Sell them here!
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853
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4.8K
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853
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R
Powerwall 3 Batteries For Sale

Inverters and All-in-One Units For Sale

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905
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4.9K
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905
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3 EG4 6500EX units for sale, western Oregon. $600 each + shipping

Wire/ Tools/ Accessories For Sale

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563
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2.3K
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563
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T
Bird Deterrent Setup
  • TM48

Equipment Wanted

Need something specific and don't mind if it is used? Post what you need here to see if another member has it!
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123
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540
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123
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Seplos / Mason rack mount battery with 200A V2 10E BMS wanted.

Off-topic

Chit Chat Zone PG-13 No Politics!

Anything besides politics. Be civil!
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154
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2.8K
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154
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finite
Get your wisdom teeth dealt with...

Chit Chat Zone R-Rated

Not Regulated, Political Discussion Welcome. Use at your own risk!
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170.1K
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C
Trump

Electric Vehicles

Bidirectional charging, charging offgrid, EV battery chargers, level 3 chargers and more
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32
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4.3K
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32
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4
Everything Electric Vehicles

Humor section. Share your best electrical memes!

Everyone loves a good meme!
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520
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8K
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520
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DPC
Japan vending machines are moving past the stereotypical used panty stage.
  • DPC

Complaint Corner

Dislike something about this forum? Want to add a discussion topic? Talk about it here and it will get fixed!
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236
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0truck0
Whoa! Who changed the CSS?

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