Never Lose
Power Again.
Professional generator port installation with a Reliance transfer switch — protecting your family from the next outage. Installed and ready from just $1,999.
Why Sentry Solar?
Professional installation. Trusted products. Transparent pricing.
Licensed & Insured
Our certified electricians handle every aspect of the install — from panel work to final testing. You never lift a finger.
All-Inclusive Price
No hidden fees. Your quoted price covers parts, labor, and a complete walk-through so you know exactly how to use your system.
Reliance Products
We use Reliance Controls transfer switches — the #1 brand trusted by electricians and homeowners across the country.
Generator Add-On
Add the OUPES Guardian V2 battery power station — 6,000W output, 4,608Wh capacity, no fuel or fumes. Delivered to your door.
Built to Power Your Life
Solar-ready, expandable, and designed for seamless home integration.
Simple, Transparent Pricing
All-inclusive. No hidden fees. Parts, labor, and walk-through included.
Build Your Package
Start with your base transfer switch, then add the generator. Every option includes professional turn-key installation.
Step 1 — Choose Your Transfer Switch Package
Step 2 — Add a Generator (Optional)
Step 3 — Expand Runtime with G5 Battery (Optional)
How It Works
A generator port + transfer switch lets you safely power your home circuits without any rewiring — plug in and go.
What Circuits Can I Power?
6-Circuit Package — Example Setup
⏱ Est. runtime: 12–20 hrs on Guardian V2 (4,608Wh)
10-Circuit Package — Example Setup
⏱ Est. runtime: 6–12 hrs heavy load · 1–2 days light load · Double with G5 battery
"Sentry Solar had everything installed in one day. When the next storm hit, we were the only house on the block with lights on."
Frequently Asked Questions
Ready for Backup Power?
Get your free quote today. Same-week installation available across Alpharetta and surrounding areas.
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