# Power adapter/inverter Inter-Tech NB-90U

**URL:** https://aio.lv/en/product--inter-tech-88882040--1624361
**Data updated:** 2025-12-29 07:43 (EET)
**Category:** Portable Device Chargers
**Manufacturer:** INTER-TECH
**Manufacturer code:** 88882040
**EAN:** 4260133122185
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 51.99 €
**Prices and availability valid until:** 2026-07-07 23:59
**Price without VAT (21%):** 42.97 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--inter-tech-88882040--1624361

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 22.06.2026 | free |
| Pickup points | 29.06.2026 | 1.99 EUR |
| Courier delivery to door | 29.06.2026 | 4.99 EUR |

## Summary description

The Inter-Tech NB-90U is a 90 W power adapter/inverter designed for efficient performance. It outputs 22 V and is compact with dimensions of 30 x 56 x 13.1 mm. Weighing only 360 g, it is lightweight and portable, making it ideal for various applications. The sleek black design adds a modern touch to your setup.

## Long description

The Inter-Tech NB-90U Power adapter/inverter is a 90 W universal notebook adapter from the CobaNitrox Extended series. It uses interchangeable tips with integrated automatic voltage setting so that the correct output voltage is chosen automatically when a tip is attached. The adapter is compact and lightweight, supplying 22 V output and designed for use with a wide range of portable notebooks and devices.
Advantages
The adapter includes multiple tips for broad compatibility and features a patented tip connection that prevents incorrect voltage selection. Each tip contains the automatic voltage-setting technology and the adapter displays the selected voltage for easy monitoring. The device is lightweight and compact, suitable for mobile use and simple to operate.
Suitable for
Powering notebooks and laptops compatible with 22 V output
Replacing original notebook adapters while travelling or commuting
Users needing a compact, lightweight external power supply
Key specifications
Model: Inter-Tech NB-90U (MPN 88882040, EAN 4260133122185)
Output power: 90 W
Output voltage: 22 V
Included tips: 10 interchangeable tips for common notebook connectors
Weight: 0.36 kg
Colour: Black
Series: CobaNitrox Extended
How to use
Select the tip that matches your notebook's DC input connector and attach it to the adapter. The tip communicates the required voltage to the adapter and the correct output voltage is set automatically. Connect the tip to your notebook and plug the adapter into the mains. The built-in display shows the selected voltage so you can verify the setting before use.
Usage recommendations
Ensure the chosen tip fits the notebook input securely and verify the displayed voltage matches the device specification. Do not force incompatible tips; consult the compatibility data sheet if unsure. Keep the adapter and tips dry and operate within the temperature range specified by your device manufacturer.

## Specifications

### Power

| Feature | Value |
|---|---|
| Output power | 90 W |
| Output voltage | 22 |

### Design

| Feature | Value |
|---|---|
| Product colour | Black |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.36 kg |

### Other features

| Feature | Value |
|---|---|
| Dimensions (WxDxH) | 30 x 56 x 13.1 |
| Overload protection | No |
| Short circuit protection | Yes |

### Logistics data

| Feature | Value |
|---|---|
| Harmonized System (HS) code | 85044090 |

## FAQ

### How much does the Power adapter/inverter Inter-Tech NB-90U cost, and is it available for purchase?

The price is 51.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 256 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 22.06.2026 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. 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 INTER-TECH 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 INTER-TECH 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

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: weight, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

### Where can I download the instructions for Power adapter/inverter Inter-Tech NB-90U?

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/1624361/64525875_large.webp