# Solar panel Bresser 3810040 40W with USB — 40 W portable solar module with USB output

**URL:** https://aio.lv/en/product--bresser-3810040--11448923
**Data updated:** 2026-02-15 12:36 (EET)
**Category:** Solar Panels
**Manufacturer:** Bresser
**Manufacturer code:** 3810040
**EAN:** 4007922074573
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 96.99 €
**Prices and availability valid until:** 2026-07-14 23:59
**Price without VAT (21%):** 80.16 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--bresser-3810040--11448923

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 01.07.2026 | free |
| Pickup points | 06.07.2026 | 1.99 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

Bresser 3810040 is a 40 W solar panel with an integrated USB output for charging small devices. Designed as a compact, portable solar module, it converts sunlight into DC power to feed USB-powered gadgets or charge batteries via compatible controllers. Suitable for outdoor use, camping, emergencies and off-grid charging where mains power is unavailable; provides a simple renewable charging option.

## Long description

The Bresser 3810040 40W with USB is a compact portable solar module that converts sunlight into DC power for charging USB devices and feeding battery systems through compatible controllers. This 40 W solar panel integrates a USB output for direct charging of smartphones, power banks and small electronics. Its design emphasises portability and outdoor suitability, making it a practical option for camping, emergency power and off-grid situations where mains electricity is not available.
Advantages
The module delivers up to 40 watts of peak power in a lightweight format that is easy to transport and set up. The built-in USB output eliminates the need for a separate inverter for low-power USB gadgets, while the DC output can be connected to charge controllers or battery systems for longer-term energy storage. The panel’s weather-resistant construction supports use in outdoor conditions, and its compact footprint allows convenient placement on tents, backpacks or vehicle roofs.
Suitable for
Charging smartphones, power banks and small USB-powered devices while camping
Providing basic off-grid power for outdoor activities and remote work
Emergency phone and device charging during power outages
Supplementing battery systems via a compatible charge controller for small appliances
Key specifications
Maximum power output: 40 W
Integrated USB output for direct device charging
Output type: DC (USB port and DC leads for controller connection)
Suitable for portable and outdoor use; compact form factor
Typical applications: USB charging, battery charging via controller, off-grid use
How to use
Place the solar module in direct sunlight with the photovoltaic side facing the sun for optimal performance. Connect a USB cable directly to the integrated USB port to charge compatible devices. For battery charging or to power larger DC systems, connect the panel’s DC leads to a compatible charge controller and then to the battery or system according to the controller manufacturer’s instructions. Avoid shading and position the panel at an angle that maximises sun exposure during the day.
Usage recommendations
To achieve reliable charging, ensure the panel is clean and free of dust or debris and orient it towards direct sunlight. Use an appropriate charge controller when connecting to batteries to prevent overcharging and to match voltage requirements. For prolonged outdoor use, secure the panel to prevent movement and protect connectors from moisture when not in use.

## FAQ

### How much does the Solar panel Bresser 3810040 40W cost, and is it available for purchase?

The price is 96.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 15 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 01.07.2026 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: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Solar panel Bresser 3810040 40W be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 Bresser 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 Bresser 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

## Image

https://aio.lv/img/cache/product/11448923/68511824_large.webp