2-power 2P-45N0334 - 20 V - 52 mm - 117 mm - 26 mm - 257 g - 138 mm

When your Lenovo IdeaPad or ThinkPad runs out of power in the middle of a presentation or while traveling, the 2-POWER 2P-45N0334 battery keeps you working without interruption. This replacement battery delivers the same performance as the original, with a 20 V nominal voltage and 2000 mAh capacity, giving you reliable power for everyday computing tasks. Its compact design fits seamlessly into your laptop, and the black finish matches most devices.

Key specifications

• Battery chemistry: Lithium-Ion (Li-ion)
• Nominal voltage: 20 V
• Battery capacity: 2000 mAh
• Energy capacity: 30 Wh
• Number of cells: 3
• Colour: Black
• Rechargeable: Yes
• Overcharge protection: Yes
• Over-discharge protection: Yes
• Short circuit protection: Yes
• Operating temperature range: 0°C to 45°C
• Storage temperature range: -20°C to 60°C
• Certifications: CE, RoHS

Why choose it

This battery is built with safety and longevity in mind. Multiple protection circuits prevent overcharging, over-discharging, and short circuits, extending the battery's lifespan and safeguarding your laptop. It is fully compatible with a wide range of Lenovo IdeaPad and ThinkPad models, making it a versatile replacement option. The Li-ion chemistry ensures no memory effect, so you can charge it whenever convenient without reducing capacity.

Ideal use cases

• Replacing a worn-out original battery in Lenovo IdeaPad or ThinkPad laptops
• Keeping a spare battery for long flights or remote work without access to power outlets
• Extending the usable life of an older laptop by restoring full mobility

Good to know

Always verify compatibility with your specific laptop model before purchase. The battery should be charged and discharged a few times initially to reach optimal performance. Store the battery in a cool, dry place when not in use, and avoid extreme temperatures to maintain its health.