Lenovo ThinkPad 135W USB-C AC Adapter

Overview

The Lenovo 4X21H27800 is a 135W USB-C AC adapter designed to provide fast and reliable charging for Lenovo ThinkPad and ThinkBook laptops. Its compact form factor and included cables make it a practical choice for users who need a dependable power source at home, in the office, or while traveling. With a universal AC input supporting 100 to 240 volts, this adapter works worldwide and fits easily into various work and travel environments.

Key features

• Delivers 135 watts of power for efficient and rapid charging of compatible Lenovo laptops
• Includes a 1.8-meter slim-tip DC cable that offers flexibility in connecting your device without clutter
• Comes with a 1-meter C5 power cord to easily reach power outlets in different settings
• Compact and lightweight black design that fits comfortably in bags or on desks without taking up much space
• Universal AC input allows use in multiple countries without needing additional adapters
• Built to meet international safety standards, ensuring reliable and secure operation
• Supported by a one-year Lenovo warranty, providing confidence in product durability and support

Key specs

• Power output: 135 watts
• Connector type: USB-C
• DC cable length: 1.8 meters (slim-tip)
• Power cord length: 1 meter (C5 type)
• Input voltage: 100–240 V AC
• Color: Black
• Warranty: 1 year

Connectivity and compatibility

This adapter is compatible with a range of Lenovo ThinkPad and ThinkBook laptops that support USB-C charging. Its USB-C connector ensures a secure and efficient power transfer, making it suitable for users who rely on these devices for daily productivity. The included cables provide enough length to connect comfortably in various workspaces or travel setups.

Ideal uses and environments

This power adapter is well suited to professionals who need a reliable charger for long workdays, whether at a desk or on the go. Its compact size and universal voltage support make it a strong choice for business travelers who require a single charger that works internationally. It also fits well in home office setups where space and cable management are important.