The Stuart Solar Journal

Engineer-led writing on Florida solar.

No fluff, no fear-mongering. Real analysis on utility rate hikes, system sizing, battery backup, and how to read a solar quote without getting taken — by Benjamin Stuart, UCF electrical engineer.

How to read a solar quote: 7 line items that tell you if you're being oversold.

Most homeowners get 2–3 quotes and pick the cheapest. The cheapest is almost never the right answer. Here's the line-by-line walkthrough I do with every consultation — including the three numbers that should match your actual usage and the one that almost always doesn't.

Coming soon

Battery backup in Florida: how to design a Powerwall system that actually keeps the lights on.

"Whole-home backup" is a marketing term, not an engineering one. Here's how to map your circuits, decide what truly needs to run during a 5-day outage, and size a battery system that doesn't run out at 2am on day three.

Coming soon

The 30% federal tax credit, explained for normal humans (not accountants).

The Residential Clean Energy Credit (Section 25D) is the single biggest subsidy on a home solar system — and the one most people misunderstand. Who actually qualifies, how it gets applied to a loan, what happens if you don't owe enough taxes, and the deadline that's coming faster than people think.

Coming soon

Net metering in Florida 2026: what changed, what didn't, and what it means for your payback.

The rules for what your utility pays you for excess solar power got rewritten — and most of the public coverage got it wrong. Here's the actual mechanics for FPL, Duke, and TECO customers, and how it changes the math on system sizing.

Coming soon

Should you replace your roof before going solar? An honest engineer's answer.

If your roof is more than 12 years old, the answer is usually yes — but not for the reason most installers tell you. Here's the real cost-benefit, the order of operations that saves homeowners $8–12k, and when ground-mount actually makes more sense than fighting your roof.

Coming soon