PSA 2-Power CBP3720A ThinkPad L14 L15 L480 L490 L580 L590 Battery

Battery life slipping while you work on critical projects? A dead notebook can halt productivity and cause missed deadlines. The PSA 2-Power CBP3720A ThinkPad L14 L15 L480 L490 L580 L590 Battery replaces your worn-out cell, giving you reliable power for your Lenovo ThinkPad series so you can stay focused and finish the job.

Key Features of a 4050 mAh Battery

• Capacity: 4050 mAh - 50 Wh. Provides long-lasting run-time for demanding tasks.
• Voltage Provided: 11.1V. Matches the original design for stable performance.
• Technology: Lithium polymer. Offers lighter weight and higher energy density.
• Manufacturer Warranty: Limited warranty - 1 year. Gives peace of mind with support if anything goes wrong.
• Packaged Quantity: 1. One replacement unit ready to install.
• Compatibility: ThinkPad L14. Fits perfectly into the specified ThinkPad models.
• General / Product Type: Notebook battery. Designed specifically for laptop use.
• General / Subcategory: Batteries. Part of a trusted battery family.
• Service & Support / Type: 1-year warranty. Includes assistance from the supplier.
• SmartWatch Protect: Monitors charging and discharging. Protects against short circuits and overheating for safety.

Why Choose a PSA Battery

If you rely on a ThinkPad for work, study or travel, you need a power source that won’t let you down. Many users find original replacements expensive or hard to source, leading to frustration and downtime. This PSA battery delivers the same capacity and voltage as the factory unit, fits seamlessly into your laptop, and comes with a year of support, making it a sensible, cost-effective solution for anyone who needs dependable mobility.

Benefits of PSA Battery

• Reliable Power: Consistent energy output keeps your laptop running when you need it most.
• Fast Charging: High-grade cells from Samsung and Panasonic reduce charging time.
• Safety Assurance: Built-in SmartWatch Protect guards against overheating and short circuits.
• Extended Use: 4050 mAh capacity lets you work longer between plugs.
• Warranty Coverage: One-year limited warranty protects your investment.

Usages of a 4050 mAh Battery

This battery is ideal for professionals and students who use ThinkPad L14, L15, L480, L490, L580 or L590 laptops in offices, classrooms or on the move. It restores full mobility for presentations, remote work, and travel, ensuring your device stays powered wherever you go.

Specifications