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diy solar

diy solar

DIY Solar Power Forum

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General Discussion Let's talk about solar!

DIY Solar General Discussion

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Solar Assistant with ECOWorthy 5000, success!

Show and Tell

Post your DIY solar power system! Pictures or it didn't happen :)
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Why are my radish’s splitting?

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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MC4 Problem Solved

Newcomers

Introduce yourself here! And welcome new members
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wildbillpdx
Charging Delta 2 with a generator

Frequently Asked Questions

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Steve_S
LiFePO4 Cell Separator Material

Up in smoke... 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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And this, dear children, is why you NEED a torque wrench and a thermal imager!!
  • Ottox

Danger Zone! (Advanced User Experiments Only)

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Trying to safely connect my RV to house.

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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624
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9.6K
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Kenneth
$20 USB-C power bank, 65W in/out

Industry News and Government Policies

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Brucey
Spain and portugal lost power

Vendor Review Corner

Want to share your experience? Post it here
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Shop Solar problems

New Products

Found a new product or want to share your companies latest release? Share it here!
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ECO-WORTHY 48V 60A Charger to Be Launched Soon

Solar Installer Finder

Run a solar business and install systems? Share it here!
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44
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145
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145
chrisski
Non-DIY solar in Ohio

Solar Systems

Vehicle Mounted Systems

RV's, Vans, Trucks and More! Typically 12v, and 100-1000w, but the limits are endless!
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Why a DC-DC charger over an inverter
  • RV8R

Residential Solar

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FilterGuy
Solar problem - too many panels, not enough room on the MPPT. AC Coupled to the rescue?

Sizing, Planning, Codes and Regulations

Energy Audits, Roof Planning, NEC, Local Ordinances, TOU Plans and more!
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781
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Single-Axis East-West Sun Tracking Ground Mount Design

Off-grid Living Discussion

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Off Grid Home Battery compatibility with Induction cooktop

Marine

Building a system that can withstand a marine environment is difficult! Talk about it here
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Design of AGM & LiFePO4 / Solar system for my boat

Tiny Home Systems

Power your tiny abode with solar power! Cabin, Shed, Shipping Containers and more!
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Wire & fuse dimension in parallel with different sizes batteries.

Solar Water Pumps

Need to move water with some sunshine? Talk about it here!
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Please help me plan for pump install

Solar Water Heating

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ksmithaz1
Off Grid Water Heating Options

DIY Wind Turbines and Hydroelectric

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brandnewb
Building the sickest ® VAWT ever. Brilliant minds unite please!!

Energy Storage Are you a battery addict? Same here. You can NEVER have too many batteries!

General Battery Discussion

Anything and everything batteries!
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The real reason why your battery won't balance

DIY LiFePO4 Battery Banks

Advanced user discussion on BMS/ Cell Configurations/ Temperature Regulation/ Cell Sources and more
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DIY LiFePO4 Cost Analysis - Happy New Year 2025 Edition

BMS (Battery Managment Systems)

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Sleeper85
YamBMS JK-BMS-CAN with new Cut-Off Charging Logic (open-source)

Beginner Friendly "Plug-n-Play" Lithium Batteries

Battleborn, Ruixu, Simpliphi, Kilovault, Trillium, Renogy and more!
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832
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Two year old Relion 100-HP battery bank going south rapidly

Lead Acid Batteries

Good ol' fashion lead acid!
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505
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505
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alex_pescaru
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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254
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Tesla rev C BMS options for 2 module 48v

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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138
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MrSparkle
SoC - Wh% instead of Ah% for NMC. How to calculate from data sheet.

Solar Equipment Reviews and Technical Support Trying to program an inverter? Need to post your thoughts on a solar panel? Post it here :)

Solar Panels

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AZ-DAVE
Voltage stuck low from sunrise startup

Solar Panel Mounting

Tips and tricks for mounting solar panels to different roof materials and environments
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East-West Slope; Sun in AM is hidden by ridge - face panels true south, or a little west?

Solar Charge Controllers

MPPT/PWM/Converters without batteries and anything else you find! Discuss it here :)
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Techman Solar
BigClive tears down cheap PWM controller....

Off-grid Inverters

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Wise to Downgrade Service?

Hybrid and Grid-tie Inverters

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meetyg
Out with the old, in with the new: Powmr 3.2kw 24v AIO

All-in-One Systems

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PV Voltage Being Limited by my new EG4 12000XP

Over Current Protection Devices

Circuit Breakers, Fuses and more!
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42OhmsPA
HOM6 240v breaker

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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671
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Techman Solar
Eco Flow Delta 2 outdoors?

Fuel Back-up Generators

Backup petroleum energy storage for off-grid solar systems
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280
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280
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MTM98290
identifying large "portables" with low THD

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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200
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Rider
Massive Midea U recall

Wire/Connectors/Junction Boxes

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kc130up
Ferrules/Pins Question

Tool and Test Equipment Show and Tell

Scopes, Meters, Capacity Testers and More!
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42OhmsPA
Lug crimper I really like

Home Brew Solar Electronics

General Discussion and Brainstorming

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NYCsolar
Big inverters vs smaller inverters- power usage.

Cybersecurity

Worried about a foreign adversary hacking your equipment? Need to find every antenna on your system and disable it? Discuss it here!
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14
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wpns
VPNs and china

Software

Microcontrollers, Microcomputers, Cloud software, Embedded
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latest Watchpower version 1.15? 1.16SP3? where to get?

DIY Solar Marketplace: Sell your own stuff! 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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100 watt panels $43.50

Batteries for Sale

Not using an old set of batteries? Sell them here!
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Lt.Dan
3x Seplos 280ah DIY Cases

Inverters and All-in-One Units For Sale

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24vDC single phase AIOs, Split phase inverter and inverter/charger for sale.

Wire/ Tools/ Accessories For Sale

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FS: Schneider MPPT 60 150 - North Carolina

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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SoCal-ISO solar cart and or aio inverter
  • SDK

Off-topic Discussion

Chit Chat Zone (Non-Solar Discussion)

Post your opinions or thoughts about the world or anything else you wish. Be civil!
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BYD Plant: Where's the workers?

Humor section. Share your best electrical memes!

Everyone loves a good meme!
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AI Horoscope

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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Crowz
Intermittent forum outages

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