The Solar 5-Panel Portable Battery Powerbank 27000 is a combination of a high-performance portable battery with a capacity of 27000 mAh and a foldable solar panel for fast and efficient charging in sunlight. You can hang it on your backpack while hiking. You can always be sure that you have power for your mobile devices, no matter how far you are from the nearest outlet. The materials are water and shock resistant.

In the packaging:
1 Sandberg Solar 5-Panel Powerbank 27000
1 USB-C to USB-C cable 30 cm
1 Tie-down strap
1 Quick Guide

Specifications:
Capacity: 27000 mAh / 99.9 Wh
4 foldable solar panels
USB-C input: 5V/3A, 9V/2A, 12V/1.5A (max PD18W)
USB-C output (standalone): 5V/3A, 9V/2.2A, 12V/1.67A (max PD20W)
USB-A1 output (standalone): 4.5V/5A, 5V/4.5A, 9V/2A, 12V/1.5A (max. 22.5W)
USB-A2 output (standalone): 4.5V/5A, 5V/4.5A, 9V/2A, 12V/1.5A (max 22.5W)
Magnetic wireless charging (standalone): maximum 15W
Multi-port charging output: 5V/3A (max 15W) balanced load
PPS version: 3.3-11.0V / 2.00A
Solar cell: 5 V/1.6 A (max. 8 W)
Water resistance IP54
LCD display for battery status
Flashlight with 3 operating modes

https://files.sandberg.world/products/pdf/sl/421-06sl.pdf

Same summary

The Sandberg Powerbank 27,000 with 5 panels is suitable for users who often need reliable backup power for their phone and other smaller devices on the road, on trips or camping, where there is no direct access to an electrical outlet. Due to the wireless function and higher output power (20 W), it can be used to quickly charge modern phones, tablets or headphones. The device is best suited for those who value the combination of high capacity and solar power, but due to its larger design, it is not the most practical for everyday pocket carrying or only occasional use. When charging larger devices or laptops, it is necessary to check whether the power is sufficient for individual use.

Recommendation source: Enaa guides and team experiences.

User view

This solar power bank is primarily intended for active individuals who spend a lot of time in nature, on adventures or in activities where classic electrical power is not available. It is also suitable for those who simply want additional security in their bag for unpredictable situations when their phone or smartwatch unexpectedly runs out of battery. Users often choose the Sandberg brand for its reliability and quality solutions for powering on the go.

Why buy at Enaa

When shopping at Enaa, you can easily compare similar models based on capacity or charging method, manage all orders through a reliable platform, and receive expert advice from the experience of our telephony team.

Answers to frequently asked questions

Is the solar charging of this power bank fast enough for everyday use?

Solar charging is convenient as an additional option in emergencies, but is usually slower than traditional cable charging; we recommend using solar panels primarily to extend battery life on the go, and not as the main source of charging every day.

What devices can I charge wirelessly with this power bank?

You can charge all phones and devices that support wireless charging (Qi or similar); check if your device supports this feature before purchasing.

Is this model suitable for charging a laptop?

Although it has a high capacity, the output power is usually not enough to effectively charge most laptops - but it is a great choice for phones, tablets and smaller devices.

How does the number of charges affect the lifespan of a power bank?

Battery life is usually determined by the number of full charge cycles; with proper use, a power bank will last for many years, especially if you use it regularly and do not expose it to extreme temperatures.

Does the power bank have overheating protection?

Models in this class usually include basic protections such as overheating and overcharging protection, which helps ensure safer use in all environments.

Description updated: April 2026