MITSU Battery B21N1818-2 for Asus X512FA X512UF X509FB X509FA X509FJ X509 - 3800 mAh (29 Wh)

Upgrade or replace your laptop battery with the MITSU B21N1818-2, a high-quality lithium-ion battery designed specifically for select Asus VivoBook models. This battery offers reliable power and long-lasting performance, ensuring your device stays productive throughout the day.

Advantages

This MITSU battery is a perfect replacement for your original Asus battery. It is built with high-grade cells to provide stable voltage and consistent power output. With built-in safety features, you can charge and use your laptop with peace of mind.

Suitable for

• Asus VivoBook X512FA
• Asus VivoBook X512UF
• Asus VivoBook X509FB
• Asus VivoBook X509FA
• Asus VivoBook X509FJ
• Asus VivoBook X509

Key specifications

• Battery Type: Lithium-ion (Li-ion)
• Battery Model: B21N1818-2
• Battery Capacity: 3800 mAh
• Energy Rating: 29 Wh
• Nominal Voltage: 7.6 V
• Number of Cells: 2-Cell
• Product Condition: New
• Installation Type: Internal
• Color: Black
• Rechargeable: Yes
• Safety Features: Overcharge Protection, Over-discharge Protection, Short-circuit Protection, Over-current Protection, Over-temperature Protection
• Certifications: CE, RoHS

Recommendations

For optimal performance, fully charge the battery before first use. Ensure compatibility with your specific laptop model before purchasing.