# Sandberg SemiSolidState Powerbank 20000, 20000 mAh, 3.7 V, 1x USB-A, 2x USB-C, Black

**URL:** https://aio.lv/en/product--sandberg-421-49--12527061
**Data updated:** 2026-06-22 11:34 (EEST)
**Category:** Other goods
**Manufacturer:** SANDBERG
**Manufacturer code:** 421-49
**EAN:** 5705730421495
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 36.49 €
**Prices and availability valid until:** 2026-07-24 23:59
**Price without VAT (21%):** 30.16 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--sandberg-421-49--12527061

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.89 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

The Sandberg SemiSolidState Powerbank 20000 is a high-capacity portable charger featuring advanced semi-solid-state battery technology. With a 20000 mAh capacity and 3.7 V voltage, it provides reliable power for mobile devices. It is equipped with one USB Type-A output port and two USB Type-C ports, supporting an output current of 3 A for efficient charging. This black power bank is designed for versatile use on the go.

## Long description

The Sandberg SemiSolidState Powerbank 20000 is a high-capacity portable charger engineered with advanced semi-solid-state battery technology. This innovative design offers enhanced safety and consistent performance across a wide range of temperatures compared to traditional lithium-ion batteries. With a substantial 20000 mAh capacity, it serves as a reliable energy source for smartphones, tablets, and other mobile electronics, ensuring your devices remain powered throughout long days or extended travel.
Advantages
The primary benefit of this power bank is its semi-solid-state battery architecture, which provides superior stability and durability. The device features a high-capacity 74 Wh energy reserve, allowing for multiple full charges of most modern smartphones. With integrated 20W fast charging capabilities via USB-C, it significantly reduces downtime for your devices. The inclusion of a clear LCD display allows users to monitor the remaining battery percentage with precision, eliminating guesswork regarding when the power bank itself requires a recharge.
Suitable for
Charging smartphones and tablets during travel
Providing backup power for long outdoor excursions
Daily use for commuters needing reliable mobile energy
Fast charging modern USB-C enabled devices
This power bank may not be suitable for users requiring extremely lightweight or compact solutions, as the high-capacity semi-solid-state technology adds some bulk. It is also not intended for charging high-wattage devices like laptops that require power delivery standards exceeding the output capabilities of this unit.
Key specifications
Battery capacity: 20000 mAh (74 Wh)
Battery technology: Semi-solid-state
Output ports: 1x USB-A, 2x USB-C
Maximum output power: 20W
Maximum output current: 3 A
Display: Built-in LCD
Charging source: USB
To use the Sandberg SemiSolidState Powerbank 20000, connect your device to one of the available USB-A or USB-C ports using a compatible charging cable. The power bank will automatically detect the connection and begin charging. You can monitor the energy level via the built-in LCD screen. To recharge the power bank, connect it to a USB power source using a USB-C cable until the display indicates a full charge.
What to consider before purchase
Check if your device supports USB-C or USB-A charging standards
Consider the physical size and weight for your specific portability needs
Ensure you have the appropriate cables for your devices
For optimal battery longevity, avoid exposing the power bank to extreme heat for prolonged periods and ensure it is recharged at least once every few months if not in regular use.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.409 kg |
| Battery technology | Semi-solid-state |
| Package weight | 500 g |
| Battery capacity | 20000 mAh |
| Height | 68.8 mm |
| Input voltage | 5/9 |
| Output voltage | 5/9/12 |
| Width | 68.8 mm |
| Depth | 143.8 mm |
| Product colour | Black |
| Cables included | USB Type-C to USB Type-C |
| Input current | 3/2 |
| Output current | 3 A |
| Package depth | 31 mm |
| Package height | 169 mm |
| Package width | 91 mm |
| Quick start guide | Yes |
| Package type | Hanging box |
| Battery voltage | 3.7 V |
| Fast charging | Yes |
| Charger compatibility | Universal |
| Battery capacity | 74 Wh |
| Built-in display | Yes |
| Input interface | USB Type-C |
| Display type | LCD |
| Shape | Rectangle |
| Number of simultaneously connected devices (max) | 2 |
| Charging source | USB |
| Port 1 output current | 3 A |
| Port 2 output current | 3 A |
| USB Type-A output ports | 1 |
| Built-in radio | No |
| USB Type-C ports quantity | 2 |
| USB Type-C cable length | 300 mm |
| Port 1 output power | 20 W |
| Port 2 output power | 18 W |
| Warranty period | 5 year(s) |
| Compliance certificates | CE, Federal Communications Commission (FCC), UKCA |
| USB Type-C charging port | Yes |

## FAQ

### How much does the Sandberg SemiSolidState Powerbank 20000 Portable Charger cost, and is it available for purchase?

The price is 36.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 549 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 09.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All SANDBERG products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized SANDBERG service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### Where can I download the instructions for Sandberg SemiSolidState Powerbank 20000 Portable Charger?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/12527061/68885635_large.webp