# Power Adapter IBM 90W 20V 4.5A

**URL:** https://aio.lv/en/product--ibm-42t4429-rfb--537006
**Data updated:** 2025-12-28 21:28 (EET)
**Category:** Portable Device Chargers
**Manufacturer:** IBM
**Manufacturer code:** 42T4429-RFB
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 72.99 €
**Prices and availability valid until:** 2026-08-02 23:59
**Price without VAT (21%):** 60.32 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--ibm-42t4429-rfb--537006

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 17.07.2026 | free |
| Pickup points | 22.07.2026 | 1.89 EUR |
| Courier delivery to door | 22.07.2026 | 4.99 EUR |

## Summary description

The IBM 90W power adapter is designed for laptops, providing a reliable power supply with an input voltage of 100-240V. Its compact black design makes it suitable for indoor use. With a power output of 20V and 4.5A, it ensures efficient charging and performance for your device. Model number: 42T4429-RFB.

## Long description

The IBM 90W 20V 4.5A power adapter (model 42T4429-RFB) is a compact black external power supply for laptops and other compatible portable devices. It accepts 100–240V AC input and delivers 20V DC at up to 4.5A, providing stable power for charging and operation while designed for indoor use.
Advantages
The adapter offers a high-quality construction and long service life, with a compact form factor that simplifies installation and transport. Its wide input voltage range allows use in different regions without an external voltage converter, and the 90W output provides adequate power for many IBM laptop models requiring 20V/4.5A.
Suitable for
 IBM laptops and compatible notebooks requiring 20V DC, 4.5A
 Replacing a lost or damaged original 90W adapter
 Use in home, office, or other indoor environments
Key specifications
 Model: 42T4429-RFB
 Output: 20V ⎓ 4.5A (90W)
 Input: 100–240V AC
 Colour: Black
 Category: Power adapters for portable devices
How to use
Connect the adapter to an AC mains outlet using the appropriate mains lead, then insert the DC plug into the laptop power jack. Ensure the connector fits securely and the device indicates charging. Disconnect the adapter from the mains before unplugging from the laptop. Use only with devices that match the adapter's output voltage and current specifications.
Usage recommendations
For safe operation, use the adapter on a flat, stable surface, avoid exposure to moisture and extreme temperatures, and replace the adapter if you notice frayed cables or abnormal heat. Verify compatibility with your laptop model before use.

## Specifications

### Performance

| Feature | Value |
|---|---|
| Purpose | Laptop |
| Power current type | AC-to-DC |

### Power

| Feature | Value |
|---|---|
| Output power | 90 W |
| Input voltage | 100-240 |
| Output voltage | 20 |
| Input frequency | 50/60 |
| Output current | 4.5 A |

### Design

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

### Other features

| Feature | Value |
|---|---|
| Power supply type | Indoor |

## FAQ

### How much does the Power Adapter IBM 90W 20V 4.5A cost, and is it available for purchase?

The price is 72.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 8 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 17.07.2026 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 IBM 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 IBM 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: 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.

## Image

https://aio.lv/img/cache/product/537006/64515481_large.webp