Laptop power adapter Lenovo GX20Z46287, 170W (20V, 8.5A), black, 1.76m cable

The Lenovo Slim 170W AC adapter (model GX20Z46287) is a compact replacement or spare power adapter for Lenovo Legion and other compatible Lenovo laptops. It delivers reliable indoor power with an input range of 100–240 V and comes in a slim black housing with a 1.76 m cable, making it suitable for travel and daily use.

Advantages

The adapter combines a slim, small design with certifications such as CB, cULus and FCC to ensure safety and efficiency. Its compact dimensions (142 mm × 77 mm) and moderate weight (0.455 kg) provide easier portability compared with larger adapters, while the universal input voltage supports use in different regions.

Suitable for

• Powering Lenovo Legion laptops compatible with a 170W adapter
• Replacing a lost or damaged Lenovo laptop power adapter
• Keeping as a spare adapter for travel or office use

Key specifications

• Manufacturer model: GX20Z46287
• Power: 170 W
• Input voltage: 100–240 V
• Colour: Black
• Cable length: 1.76 m
• Dimensions: 142 mm × 77 mm
• Weight: 0.455 kg
• Certifications: CB, cULus, FCC

How to use

Connect the adapter to a compatible Lenovo laptop power input and plug the AC cord into a standard mains outlet within the specified input voltage range (100–240 V). Ensure the connector is fully seated in the laptop port before powering on the device. When disconnecting, remove the plug from the mains first and then detach the connector from the laptop.

Recommendations

Use the adapter in dry, indoor environments and avoid exposing it to high humidity or extreme temperatures. Check compatibility with your specific Lenovo laptop model before purchase and inspect the cable and connector regularly for signs of wear. For safety, replace the adapter if any damage is found and use only with compatible mains voltages and connectors.