# Development Board Accessory ALLNET ALL-D-4

**URL:** https://aio.lv/en/product--arduino-all-d-4--3698228
**Data updated:** 2026-01-13 17:46 (EET)
**Category:** Tool kits and accessories
**Manufacturer:** Arduino
**Manufacturer code:** ALL-D-4
**EAN:** 4038816111920
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 24.99 €
**Prices and availability valid until:** 2026-07-19 23:59
**Price without VAT (21%):** 20.65 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--arduino-all-d-4--3698228

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 22.07.2026 | free |
| Pickup points | 27.07.2026 | 1.99 EUR |
| Courier delivery to door | 27.07.2026 | 4.99 EUR |

## Summary description

The ALLNET ALL-D-4 development board accessory weighs only 22 g and is compatible with Arduino. It offers a reliable platform for prototyping and development, making it ideal for hobbyists and professionals alike. The compact design ensures easy integration into various projects, enhancing functionality and performance.

## Long description

The Development Board Accessory ALLNET ALL-D-4 is a compact, lightweight expansion board compatible with Arduino development platforms. Weighing approximately 22 g, it is designed to provide a reliable interface for prototyping and development tasks. The accessory integrates easily with standard Arduino headers and offers a durable physical form factor suitable for repeated handling during testing and iteration.
Advantages
This accessory combines small size and low weight with solid mechanical construction for easy mounting on development setups. Its compatibility with Arduino ecosystems reduces integration time and simplifies wiring and signal routing. The simple design helps maintain signal integrity while allowing developers and hobbyists to add functionality to existing Arduino projects without extensive modifications.
Suitable for
 Rapid prototyping with Arduino microcontroller boards
 Educational electronics projects and classroom use
 Hobbyist and maker projects requiring compact expansion
 Hardware testing, debugging, and iterative development
Key specifications
 Compatibility: Designed for Arduino-compatible headers and form factors
 Weight: Approximately 22 g for easy handling and portable use
 Form factor: Compact expansion board suitable for tabletop and embedded projects
 Mechanical: Durable construction for repeated mounting and connection cycles
How to use
Align the accessory with the Arduino header pins and press gently to ensure a secure connection. Use standard jumper wires or stacked headers as needed to connect I/O signals, power, and ground between the accessory and the host board. Verify correct orientation before powering the system to avoid misconnection. During development, use incremental testing to confirm each connected peripheral or signal path functions as intended.
Usage recommendations
For best results, operate the accessory within the voltage and current limits of the host Arduino board and follow standard ESD precautions when handling. Keep connections short and use proper decoupling on power lines when adding multiple modules to reduce noise. Store the accessory in anti-static packaging when not in use to extend service life.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.022 kg |

## FAQ

### How much does the Development Board Accessory ALLNET ALL-D-4 cost, and is it available for purchase?

The price is 24.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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 22.07.2026 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. 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 Arduino 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 Arduino 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/3698228/64223619_large.webp