Original Lenovo 20V 8.5A 7.9X5.0MM AC Adapter

The Lenovo 20V 8.5A AC Adapter is a high-performance 170W power supply built to support Lenovo ThinkPad models with higher power demands. Designed for professional-grade laptops, this original OEM adapter ensures consistent and safe power delivery, ideal for users engaged in intensive computing tasks.

With a durable 7.9mm x 5.5mm connector and robust build, this adapter guarantees a reliable connection and long-term use. It supports a universal input voltage (100V–240V), making it perfect for global travel and cross-border work environments. Whether you’re replacing a lost adapter or upgrading to meet higher performance requirements, this Lenovo charger is built to deliver.

Product Features

High Output Power

Delivers 170W of power at 20V and 8.5A, meeting the needs of high-performance Lenovo ThinkPad workstations.

Wide Input Compatibility

Supports 100V to 240V input voltage at 50–60Hz, suitable for international usage.

Secure Big Pin Connector

Features a 7.9mm x 5.5mm center-pin connector that ensures a tight, stable fit with supported Lenovo laptops.

OEM Grade Build

Manufactured to Lenovo’s original specifications for durability, efficiency, and long-term reliability.

Broad Device Compatibility

Engineered for demanding Lenovo models like the ThinkPad W520, W531, W540, and W54.

Product Specifications

• Output Voltage: 20V
• Output Current: 8.5A
• Power Output: 170W
• Input Voltage: 100–240V AC
• Input Frequency: 50–60Hz
• Connector Size: 7.9mm x 5.5mm
• Condition: New, Original OEM
• Compatible Lenovo Models
  • ThinkPad W520
  • ThinkPad W531
  • ThinkPad W540
  • ThinkPad W54
• Compatible Part Numbers
  • ADL170NLC3A
  • ADL170NDC3A
  • ADL170NCC3A
  • 45N0370
  • 45N0372
  • 45N0734
  • 45N0487
  • 45N0514
  • 45N0113
  • 45N0114
  • 45N0117
  • 45N0118