B31N1912 C31N1912 Battery Compatible for ASUS 14 15 E410M E410MA L410MA E410KA E510KA E510MA R429MA E410MA-BV1312WS E510MA-EJ614 F414MA-EK1890WS Series

Restore Your Laptop's Freedom with the High-Performance B31N1912 Replacement Battery

Bring your ASUS laptop back to life with our premium replacement B31N1912 / C31N1912 battery. Designed specifically for a wide range of ASUS 14 and 15 series laptops, this battery is the perfect solution for a system that no longer holds a charge or has a significantly reduced runtime. Engineered with high-grade materials and advanced safety features, it restores your device's portability and ensures you can work, study, or stream without being tethered to a power outlet. Invest in reliability and give your laptop the power it needs to keep up with your demanding lifestyle.

Key Features:

• Perfect Compatibility: Engineered as a direct replacement for OEM part numbers B31N1912 and C31N1912, guaranteeing a seamless fit and flawless communication with your ASUS laptop.
• High-Quality Li-Polymer Cells: Utilizes Grade A lithium-polymer cells that provide a stable power output, longer lifespan, and faster charging capabilities compared to lower-quality alternatives.
• Optimal Capacity: With a robust capacity of 42Wh / 3653mAh and an 11.55V rating, this 3-cell battery delivers extended runtime, allowing you to complete your tasks on the go.
• Advanced Safety Protocols: Equipped with a built-in multi-protection circuit that safeguards against overcharging, over-discharging, over-current, and short-circuiting, protecting both the battery and your laptop.
• Certified for Quality: CE, FCC, and RoHS certified to meet and exceed international safety and quality standards, ensuring peace of mind and reliable performance.
• Plug and Play Installation: Designed to match the exact specifications of the original battery, allowing for a straightforward and hassle-free installation process.

Unlock Uninterrupted Productivity and Entertainment

A failing battery can severely limit your productivity and turn your portable laptop into a desktop. Our replacement battery empowers you to reclaim your freedom. Experience the convenience of working from a coffee shop, attending lectures without searching for a power socket, or enjoying movies on a long flight. This battery is not just a component; it's an upgrade that enhances your laptop's usability and value, ensuring consistent and dependable power whenever and wherever you need it.

Technical Specifications:

• Battery Model: B31N1912 / C31N1912
• Voltage: 11.55V
• Capacity: 42Wh / 3653mAh
• Battery Type: Lithium-Polymer (Li-Po)
• Number of Cells: 3
• Condition: 100% Brand New, High-Quality Replacement
• Package Includes: 1 x Laptop Battery

Full List of Compatible Part Numbers:

To ensure a correct purchase, please verify that your laptop's original battery part number matches one of the following:

• B31N1912
• C31N1912

Full List of Compatible Laptop Models:

This battery is compatible with, but not limited to, the following ASUS laptop models:

• ASUS 14 E410 Series: E410M, E410MA, E410KA
• ASUS 15 E510 Series: E510KA, E510MA
• ASUS L410 Series: L410MA
• ASUS R429 Series: R429MA
• Specific Models including:
• E410MA-BV1312WS
• E510MA-EJ614
• F414MA-EK1890WS
• E410MA-EK007T
• E410MA-EK017T
• E410MA-EK026T
• E410MA-EK195T
• E410MA-EK317T
• E510MA-EJ002T
• E510MA-EJ008T
• L410MA-DB02
• L410MA-EK031T
• And many more within these series.

Installation and Care Instructions:

To maximize the performance and lifespan of your new battery, we recommend the following steps. First, upon installation, discharge the new battery to 10% and then charge it fully to 100%. Repeat this cycle 2-3 times to fully activate and calibrate the battery cells. For daily use, avoid letting the battery drain completely to 0%. It is also advisable to avoid exposure to extreme temperatures (hot or cold) and to store the battery in a cool, dry place if the laptop will not be used for an extended period.

Specifications are listed in the product description. For exact model matching, check the part number printed on your original battery or adapter.

Not sure if this fits your laptop? Share your laptop model or the part number on your original battery/adapter with us on WhatsApp at +91 78292 25000 and our team will confirm compatibility before you order.

• Free shipping on all orders across India.
• Orders are dispatched within 24–48 hours and usually delivered in 4–6 business days (Mon–Sat).
• Cash on Delivery available on eligible pin codes.
• Received a wrong or defective item? Contact us within 7 days of delivery for an easy replacement or refund.
• A GST invoice is included with every order.

All WMart batteries and adapters are covered by a seller warranty against manufacturing defects. Keep your invoice for warranty claims and reach us at support@wmart.co.in.