Lenovo 45W Laptop Charger 20V 2.25A – 4.0×1.7mm Reliable DC Plug (High Copy)

The 45W AC adapter is a practical replacement laptop charger designed for Lenovo devices that require 20V output and use the 4.0×1.7mm DC barrel connector. It’s a clean, reliable choice for everyday charging—ideal if you want a spare for your bag, a dedicated charger for the office, or a replacement for a worn-out original adapter.

⚡ Correct Power for Compatible Lenovo Laptops

This adapter matches the power rating you listed for many lightweight and everyday laptops.

• Output: 20V ⎓ 2.25A

• Output Power: 45W

• Built for devices that specifically require 20V input

🔌 DC Plug Size (4.0×1.7mm)

A correct connector fit is essential for stable charging.

• DC plug size: 4.0 × 1.7mm

• Use only with laptops that match this exact plug size

• Best practice: compare the connector with your original charger and confirm your laptop’s power label

🌍 AC Input Compatibility (Typical for Laptop Adapters)

Designed for standard wall power conditions in many regions.

• Input : 100–240V ~ 50/60Hz

• Suitable for home, office, and travel use with the appropriate wall plug cable

💼 Everyday Convenience

A smart setup for organized charging.

• Great as a permanent desk charger to avoid unplugging your main adapter

• Easy to carry for commuting and travel

• Provides stable power for typical daily tasks and charging needs

🧩 Compatibility Notes

To avoid mismatch:

• Confirm your laptop requires 20V

• Confirm your port fits 4.0×1.7mm

• If your device requires higher wattage, this 45W adapter may not be sufficient

✅ Quick Specs

• Output: 20V ⎓ 2.25A

• DC plug: 4.0 × 1.7mm

• Type: AC adapter / laptop power charger