Lenovo 100W Black Power Adapter

Lenovo 4X21M37473 | 100 W USB-C Power Adapter for Laptops

The Lenovo 4X21M37473 power adapter/inverter Indoor 100 W Black is a compact, high-efficiency USB-C charger designed for Lenovo ThinkPad laptops. It delivers 100 W of power via USB-C, making it ideal for fast charging at home, in the office, or while travelling.

Slim Specs Table

Fast, Efficient Charging Anywhere

With a 100 W USB-C output, this adapter powers compatible ThinkPad devices quickly and reliably. Its wide 100–240 V input range supports global voltages, so you can use it across the UK and abroad without a voltage converter.

Compact Design for Portability

Weighing just 550 g and measuring 108 x 56.5 x 37 mm, the Lenovo 4X21M37473 is easy to carry in a laptop bag. The 1.8 m cable offers flexibility whether you’re working at a desk or in a café.

Broad Compliance for Global Use

This adapter meets multiple international standards including CE, UKCA, UL, and TUV-GS, ensuring safety and compatibility across regions. It operates reliably in temperatures from 0 to 40 °C and humidity levels of 8–80%.

Box contents

• Lenovo 4X21M37473 100 W USB-C power adapter
• 1.8 m power cable

Check before you buy

• Confirm your laptop supports USB-C Power Delivery at 20 V / 5 A.
• Verify the UK plug type is included or compatible.
• Check that your device’s power requirements match 100 W output.
• Ensure the adapter’s safety certifications meet your regional needs.

Frequently Asked Questions

Q: Is this adapter compatible with non-Lenovo laptops?

A: It may work with other USB-C laptops that support 20 V / 5 A charging, but compatibility is not guaranteed. Check your device specs.

Q: Does it come with a UK plug?

A: The input voltage is 100–240 V, but the plug type is not specified. Confirm with the seller if a UK plug is included.

Q: Can I use this as a spare charger?

A: Yes, it’s ideal as a replacement or spare for supported ThinkPad models.

Q: What safety certifications does it have?

A: It complies with CE, UKCA, UL, TUV-GS, and other international standards listed in the specs.

The Consultant’s verdict & warranty

The Lenovo 4X21M37473 is a reliable, portable 100 W USB-C charger for Lenovo ThinkPad users needing fast, efficient power at home or on the move. Its compact size, global voltage support, and broad compliance make it a practical spare or replacement. Covered by the standard Manufacturer Warranty.