Solar Energy

6 threads

About this forum

Panel selection, inverter sizing, string vs. micro, grid-tied vs. off-grid, NEM 3.0 fallout, and the math behind every install. Installers and DIYers share real-world numbers here.

System sizing
Inverter selection
Grid-tied vs. off-grid
Net metering & incentives
Monitoring & troubleshooting

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The solar + EV sizing worksheet I hand every client

SolarSarah·191d ago·last reply 91d ago

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IRA-Expanded USDA REAP Now Covers Standalone Battery Storage — and Rural Builders Are Taking Notice

VoltAdmin·120d ago·last reply 9d ago

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Community Solar Crosses 10 GW: The Markets Working and the Barriers Still Blocking Growth

VoltAdmin·130d ago·last reply 91d ago

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Section 25D Battery Storage Credit Is Gone for New Installs — But 2025 Filers Still Have Until October

VoltAdmin·139d ago·last reply 91d ago

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I got quotes from three solar installers, then DIY'd it anyway

KilowattKarl·183d ago·last reply 91d ago

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9kW solar, 30kWh LFP, two years off-grid. Real numbers vs. what I modeled.

GridFreeGuy·185d ago·last reply 91d ago

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Section 25D Battery Storage Credit Is Gone for New Installs — But 2025 Filers Still Have Until October

4 min

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USDA REAP Grants for Battery Storage: What Agricultural Producers and Rural Businesses Actually Qualify For

4 min

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Community Solar Crosses 10 GW: The Markets Working and the Barriers Still Blocking Growth

5 min

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