How to charge your Jackery from solar panels — no electrician, no confusion, no jargon.
When I first started van life, "solar power" felt overwhelming — volts, amps, MPPT, fuse ratings… This guide is what I wish someone had handed me on day one. It's short, plain English, and covers exactly what you need to get started.
The great news? If you have a Jackery power station, you are already most of the way there. Jackery units have a built-in MPPT solar controller — meaning you just plug your solar panels straight in and they work. No extra equipment needed for a basic setup.
Solar Panel: Converts sunlight into electricity. A 100W panel in good sun produces roughly 5–6 amps. Expect around 60–80% of the rated watts in real conditions.
MPPT Controller: The clever bit that squeezes maximum power from the panel. Your Jackery has this built in — so you don't need to buy one separately.
Jackery Power Station: Stores the solar energy and lets you use it via USB, AC outlets, or a 12V socket. Think of it as a giant rechargeable battery with built-in safety.
Because Jackery has a built-in MPPT controller, your solar panels plug directly in. No separate charge controller needed. This is one of the reasons Jackery is perfect for beginners.
Choose the size based on how much you want to power. The Explorer 500 suits occasional use; the Explorer 1000 Pro handles a full van life setup including a mini fridge.
| Type | Pros | Cons |
|---|---|---|
| Flexible | Light, sticks flat to roof, easy to start with | Less efficient, shorter lifespan |
| Rigid | More efficient, lasts 20+ years | Heavier, needs a roof rack |
I use flexible panels on Sioux. They work great, they're simple to fit, and for a first setup they're the easiest option. Start with 100W minimum. If you want to run a fridge, go for 200W.
Most solar panels use MC4 connectors. You'll need a short adapter cable (sold by Jackery) to connect them to your Jackery's solar input port. Make sure you buy the cable for your specific Jackery model.
A DC-to-DC charger is NOT the same as a solar MPPT controller. A DC-to-DC charger lets you charge the Jackery from your van's engine alternator while driving. It's optional — useful for cloudy weeks — but completely separate from your solar setup.
| Conditions | Input from 200W Panel | Time to full (1000Wh) |
|---|---|---|
| Full sun, tilted | 160–190W | ~6 hours |
| Full sun, flat | 120–150W | ~8 hours |
| Partial cloud | 50–100W | 12–20 hours |
| Overcast / UK winter | 10–40W | Multiple days |
| Southern Europe sun | 170–200W | ~5 hours |
The day I drove out of a campsite, completely off-grid, watching the sun charge everything I needed — that feeling never gets old.
— Bex Rae Hart, living in Sioux since 2021I filmed my solar setup working in real time — you can see the actual watt input on the Jackery screen. Search Bex Rae Hart solar van on YouTube, or visit bexraehart.com to find the video.
Jump into the community at bexraehart.com/community — ask anything, share your setup, and connect with other van lifers who've been exactly where you are now.
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