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Q&A · Off-Grid

Can solar panels provide enough power for Ubiquiti devices?

April 6, 2026

Quick Answer

Ubiquiti devices can be powered by solar panels, offering a reliable and off-grid solution for point-to-point wireless internet connectivity.

Choosing the Right Solar Panel Configuration

Ubiquiti devices, such as the Ubiquiti ER-X or ER-4, require power to operate. They can be powered by a small solar panel array, especially if you’re planning for a short range link. A suitable configuration could be a 100-200 Watt solar panel array, connected to a 12V or 24V battery bank, which can provide a stable 12-24V power supply to the Ubiquiti device.

Determining Your Power Requirements

To determine the required power, consider the power consumption of your Ubiquiti device. The Ubiquiti ER-X, for example, consumes about 5W of power when operating. Additionally, consider the power consumption of any additional devices you may be powering, such as a router or switch. A margin of 20-50% should be added to account for any potential power surges or voltage drops. This will give you a total power requirement of around 7-15W.

Designing Your Off-Grid Solar Power System

When designing your off-grid solar power system, consider the following factors: 1) the available sunlight at your location, 2) the size and type of solar panels, 3) the battery bank capacity, 4) the charge controller and inverter specifications, and 5) the total power requirements of your Ubiquiti device and any additional devices. A good rule of thumb is to oversize your system by 10-20% to account for any potential power fluctuations or equipment failures. This will ensure a reliable and efficient power supply to your Ubiquiti devices, even in off-grid conditions.

point-to-point-wireless solar panels provide enough power
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