Power adapter for laptop Lenovo 45N0501, indoor 135 W, 100–240 V, 3‑pin, black

Lenovo 45N0501 is a 135 W indoor power adapter designed to provide stable DC power to compatible Lenovo laptops. The adapter accepts a wide input voltage range of 100–240 V and connects to mains power through a standard 3‑pin AC plug. Housed in a compact black enclosure, it is intended as a replacement or spare power supply for use at home, in the office, or where mains power is available.

Advantages

The adapter delivers up to 135 watts of continuous output to support charging and operation of power-demanding notebooks. Its universal input range (100–240 V) allows use in regions with different mains voltages without additional transformers. The 3‑pin AC connector provides a secure mains connection and the compact form factor makes it easy to position on a desk or pack for travel. The black casing resists visible dirt and integrates with most laptop setups.

Suitable for

• Replacing a lost or damaged Lenovo laptop power adapter
• Keeping a dedicated adapter at a desk or in a home office
• Using as a spare adapter for travel where mains power is available
• Powering compatible Lenovo notebooks during extended work or charging sessions

Key specifications

• Output power: 135 W
• Input voltage: 100–240 V AC
• Mains connector: 3‑pin AC plug
• Color: Black
• Intended use: Indoor mains-powered laptop adapter

How to use

Connect the 3‑pin AC plug to a mains outlet within the specified 100–240 V range, then attach the DC output cable to the laptop charging port until it seats securely. When connected, the adapter supplies DC power to the laptop and charges its battery as permitted by the notebook’s charging circuitry. Disconnect the adapter by unplugging the DC connector from the laptop first and then removing the AC plug from the mains outlet. Allow the adapter to cool before storing if it has been used for extended periods.

Usage recommendations

Use the adapter only indoors and on a stable, dry surface. Verify that the mains voltage matches the adapter’s input range before connecting. Avoid covering the adapter during use to prevent overheating and inspect cables periodically for wear or damage. If the adapter becomes hot, emits unusual odors, or shows visible damage, discontinue use and replace it with a proper service or replacement unit.