Portable Solar Power Station

Portable solar-powered battery box — build, test, and review

What was built

A portable 12 V battery box system assembled inside a standard trolling-motor battery box enclosure. The build uses a separate fold-out solar panel and an externally mounted solar charge controller to provide charging to the battery.

Key components and features

• Enclosure: standard trolling-motor battery box with exterior mounting boards for additional components.
• Battery: 12 V lead/AGM battery (supplied by PowerQueen).
• Inverter: provides AC outlet(s) for running devices; includes an on/off button.
• Solar charge controller: mounted to the outside boards; connects the solar panel to the battery and shows charging status/indicators.
• Solar panel: fold-out panel positioned in direct sunlight to provide charge.
• Safety: plastic protective terminal caps used inside the box for terminal protection.

Build / wiring highlights (step-by-step)

1. Mount the battery and inverter inside the battery box; mount the solar charge controller to the outside boards.
2. Place plastic protective caps on battery terminals.
3. Ensure the inverter power is switched off while wiring (safety step).
4. Wire the battery to the inverter and to the solar charge controller following the controller’s labeled connections.
5. Plug an AC device (example: a mini fridge) into the inverter’s AC outlet and turn the inverter on to test.
6. Connect the solar panel to the charge controller and place the panel in direct sun; verify the controller indicates charging.

Testing and review points

• The inverter successfully powered a small compressor mini fridge from the battery.
• The solar charge controller indicated the panel was effectively charging the battery when placed in sunlight.
• The setup was described as “plug and play,” requiring minimal wiring.
• Recommended as a simple, portable “gateway into solar,” suitable for camping use (for example, keeping a mini fridge in a truck).

“Plug and play” — minimal wiring and easy setup, per the reviewer.

Main speakers / sources

• Video narrator / builder (unnamed YouTuber)
• PowerQueen (provided the battery and inverter)