2-power Main Battery Pack Sony Vaio VGN-CS11 Silver - Batterie - 5.200 mAh (2P-VGP-BPS21)

On the road, in the office, or at home, your Sony Vaio VGN-CS11 needs a battery that can keep up. The 2-POWER 2P-VGP-BPS21 replacement battery restores dependable power with a 5200 mAh capacity, letting you work, stream, and browse without constantly hunting for an outlet. This 6-cell lithium-ion pack delivers 10.8 V and 56 Wh of energy, matching the original specifications for reliable performance. The silver finish blends seamlessly with your laptop, and the user-replaceable design means you can swap it in seconds. Built with overcharge, over-discharge, over-current, and short-circuit protection, it safeguards both the battery and your device. CE and RoHS certified, it meets strict safety and environmental standards. Compatible with a wide range of Sony Vaio CS series models, including VGN-CS11, VGN-CS21, VGN-CS31, and many others, this battery is the practical choice for extending the life of your laptop.

Key specifications

• Battery type: Lithium-Ion (Li-ion)
• Capacity: 5200 mAh
• Voltage: 10.8 V
• Energy: 56 Wh
• Number of cells: 6
• Colour: Silver
• Compatible brand: Sony
• Compatible series: Vaio CS Series
• Replaces OEM part numbers: VGP-BPS13, VGP-BPS13/B, VGP-BPS13/S, VGP-BPS13A/B, VGP-BPS13A/S, VGP-BPS13B/B, VGP-BPS13B/S
• Safety features: Overcharge protection, over-discharge protection, over-current protection, short-circuit protection
• Certifications: CE, RoHS
• Condition: New
• Installation type: External, user-replaceable

Why choose it

This battery is a direct replacement for your original Sony battery, offering the same voltage and energy output to ensure consistent performance. The 6-cell design provides a good balance between capacity and weight, giving you hours of use on a single charge. The built-in protection circuits prevent damage from common electrical issues, extending the overall lifespan of the battery. With a silver colour that matches many Vaio CS laptops, it maintains the sleek look of your device.

Ideal use cases

• Professionals who need a reliable battery for long work sessions away from power outlets.
• Students who carry their laptop between classes and study areas.
• Travelers who want to stay productive on flights or in transit.
• Anyone whose original battery has degraded and needs a cost-effective replacement.

Good to know

Installation is simple: just slide out the old battery and insert this one—no tools required. For best results, fully charge and discharge the battery a few times after installation to calibrate the power meter. The battery is brand new and has been tested to meet or exceed original specifications. It is compatible with a wide range of Sony Vaio CS series models, so be sure to check your laptop's model number before ordering.