Charge Controllers – On Island Off Grid

Charge Controllers

Why choose On Island Off Grid?

✅ Hawaiian-Born

Born on the Big Island, our gear was made for real-world independence — not just lab specs.

✅ Tested, Trusted, Used

We’ve installed, used, and trusted this gear ourselves. If it didn’t hold up, we don’t sell it.

✅ Built for the Road

Everything here is perfect for RVs, vans, tiny homes, or cabins — anywhere freedom takes you.

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We’re not just a store — we’re installers, explorers, and problem-solvers who live this stuff.