# Power adapter Lenovo 4X21L18247 300W indoor, 100–240V input, 1.8 m cable, black, 200×100 mm

**URL:** https://aio.lv/en/product--lenovo-4x21l18247--8535964
**Data updated:** 2026-01-13 11:25 (EET)
**Category:** Portable Device Chargers
**Manufacturer:** Lenovo
**Manufacturer code:** 4X21L18247
**EAN:** 195892081104
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

The Lenovo 4X21L18247 is a 300W indoor power adapter for PCs with 100–240V input and a 1.8 m cable. Certified by UL/CSA/IEC for safety and reliability, it weighs 0.5 kg and measures 200 mm by 100 mm. The compact black adapter provides stable power delivery for compatible Lenovo systems and is suitable for home, office, and workstation setups.

## Long description

The Lenovo 4X21L18247 is a 300W indoor power adapter for PCs, supplied with a 1.8 m cable and compatible with 100–240 V input. It is UL/CSA/IEC certified for safety and reliability and has a compact rectangular housing designed for indoor use. The adapter is black, weighs approximately 500 g, and fits setups where a moderate-power external PSU is required.
Advantages
The adapter provides stable 300 W output power suitable for desktops and high‑draw peripherals. Wide input frequency compatibility (50/60 Hz) and broad input voltage range (100–240 V) allow use in different regions. Its certifications (UL/CSA/IEC) confirm compliance with common safety standards. The compact dimensions and 1.8 m cable simplify placement and cable management in confined indoor spaces.
Suitable for
Desktop PCs and small workstations requiring external 300 W power
Indoor office and home computing setups
Replacement or spare power adapter for compatible Lenovo equipment
Key specifications
Output power: 300 W
Input voltage range: 100–240 V
Input frequency: 50/60 Hz
Dimensions (W × D × H): 238 × 144 × 54 mm
Weight: 500 g
Operating temperature range: 5–40 °C
Colour: Black
Cable length: 1.8 m
How to use
Connect the adapter to a compatible PC power input and plug the mains lead into a grounded outlet within the specified voltage range. Ensure adequate ventilation around the adapter and avoid covering it during operation. Operate the adapter only indoors within the stated ambient temperature range and observe the equipment manufacturer’s instructions for connector orientation and secure connection.
Usage recommendations
Use the adapter with compatible Lenovo devices or other equipment rated for 300 W output. Verify mains voltage compatibility before use, avoid exposure to liquids, and replace the adapter if the housing or cable shows damage. For reliable performance, keep vents unobstructed and allow the adapter to cool between extended high‑load sessions.

## Specifications

### Performance

| Feature | Value |
|---|---|
| Brand compatibility | Lenovo |
| Purpose | PC |

### Power

| Feature | Value |
|---|---|
| Output power | 300 W |
| Input voltage | 100 - 240 |
| Output voltage | 20 |
| Input frequency | 50/60 |
| Input current | 1.5 |
| Output current | 15 A |

### Design

| Feature | Value |
|---|---|
| Product colour | Black |
| Cable length | 1.8 m |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.5 kg |
| Height | 25.4 mm |
| Width | 200 mm |
| Depth | 100 mm |

### Other features

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

### Operational conditions

| Feature | Value |
|---|---|
| Operating relative humidity (H-H) | 8 - 80 |
| Operating temperature (T-T) | 5 - 40 |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 600 g |
| Package depth | 144 mm |
| Package height | 54 mm |
| Package width | 238 mm |

### Packaging content

| Feature | Value |
|---|---|
| Quantity per pack | 1 pc(s) |

### Certificates

| Feature | Value |
|---|---|
| Certification | UL/CSA/IEC/Safety in South Korea/MEPS ES/PSE(DEN-AN)/GEMS/NEMKO/SEMKO/DEMKO/SETI(FIMKO)/CCC/PSB/NOM/EAC/IRAM/Croatia EMC/GS/ CECP/SASO/Ukraine/Serbia/Montenegro/NZ SDOC/SII/NRCan/NOM-029/BIS |

## FAQ

### What payment options are available?

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### 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 Lenovo 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 Lenovo 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 Lenovo 4X21L18247 300W?

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

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