B31N1402 Replacement Battery for Asus Q551 / Q551L / Q551LN in Bangladesh
Is the battery on your Asus Q551 / Q551L / Q551LN draining fast, refusing to charge, or shutting down without warning? This brand-new B31N1402 replacement battery restores dependable, all-day backup – available in Bangladesh from LaptopVai at a clear price.
Fits these models
- Asus Q551 / Q551L / Q551LN
- Q552 / Q552U / Q552UB
- N591LB / N592UB
Key features
- Brand-new Li-ion cells engineered for stable, long-lasting backup
- Matched to the original 11.4V / 48Wh / 4110mAh specification for a true factory fit
- Built-in overcharge, over-discharge, overheat & short-circuit protection
- 12-month warranty, tested before dispatch
Specifications
| Part number | B31N1402 |
|---|---|
| Battery type | Li-ion |
| Voltage | 11.4V |
| Capacity | 48Wh / 4110mAh |
| Cell configuration | 3 Cell |
| Condition | Brand New |
| Warranty | 12 Months |
Compatible part numbers: B31N1402, B31BN9H, 0B200-01050000
Installation & replacement
Browse all laptop batteries or more Asus laptop parts at LaptopVai. Prefer professional fitting? Use our laptop battery replacement service in Dhaka – bring your laptop to our Elephant Road shop and we will install and test it for you.
Price & availability
Current price: 2,100.00৳ – in stock. Cash on delivery nationwide, or collect from our Elephant Road (New Market) shop in Dhaka.
Frequently asked questions
How do I know my battery needs replacing?
Very short backup, sudden shutdowns, a battery that will not charge to 100%, or a swollen pack – any of these means it is time for a B31N1402 replacement.
Is this battery genuine-grade?
Brand-new Li-ion cells built to the original spec, bench-tested before dispatch, with a 12-month warranty.
Do you deliver with cash on delivery?
Yes – nationwide COD, or collect from our Elephant Road shop in Dhaka.
2-source-verified spec. Confirm model + part number before ordering.
Asus B31N1402 ল্যাপটপ ব্যাটারি (11.4V 48Wh / 4110mAh) বাংলাদেশে — LaptopVai-তে আসল-স্পেক রিপ্লেসমেন্ট, ১২ মাস ওয়ারেন্টি, ঢাকায় ডেলিভারি ও ক্যাশ অন ডেলিভারিসহ।
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