MR90Y Replacement Battery for Dell Inspiron 14 3421 / 3437 / 5421 / 5437 in Bangladesh
Is the battery on your Dell Inspiron 14 3421 / 3437 / 5421 / 5437 draining fast, refusing to charge, or shutting down without warning? This brand-new MR90Y replacement battery restores dependable, all-day backup – available in Bangladesh from LaptopVai at a clear price.
Fits these models
- Dell Inspiron 14 3421 / 3437 / 5421 / 5437
- Inspiron 15 3521 / 3537 / 5521 / 5537
- Inspiron 17 3721 / 3737 / 5721 / 5737
- Dell Latitude 3440 / 3540
Key features
- Brand-new Li-ion cells engineered for stable, long-lasting backup
- Matched to the original 11.1V / 65Wh / 5200mAh specification for a true factory fit
- Built-in overcharge, over-discharge, overheat & short-circuit protection
- 12-month warranty, tested before dispatch
Specifications
| Part number | MR90Y |
|---|---|
| Battery type | Li-ion |
| Voltage | 11.1V |
| Capacity | 65Wh / 5200mAh |
| Cell configuration | 6 Cell |
| Condition | Brand New |
| Warranty | 12 Months |
Compatible part numbers: MR90Y, 0MF69, N121Y, G35K4, MK1R0, VR7HM, 4WY7C
Installation & replacement
Browse all laptop batteries or more Dell 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: 3,100.00৳ – in stock. Cash on delivery nationwide, or collect from our Elephant Road (New Market) shop in Dhaka.
Frequently asked questions
Will this MR90Y battery fit my laptop?
Yes – it is made for the models listed above. Please confirm your laptop model and the part number on your existing battery before ordering.
Is this an original or a new battery?
It is a brand-new Li-ion replacement built to the original 11.1V specification – not a used or refurbished cell.
What warranty and support do I get?
Every unit comes with a 12-month warranty and is tested before dispatch.
2-source-verified spec; high-capacity 6-cell 65Wh (11.1V) — vs the 4-cell 40Wh XCMRD (DEB159) for the same models. Confirm before ordering.
Dell MR90Y ল্যাপটপ ব্যাটারি (11.1V 65Wh / 5200mAh) বাংলাদেশে — LaptopVai-তে আসল-স্পেক রিপ্লেসমেন্ট, ১২ মাস ওয়ারেন্টি, ঢাকায় ডেলিভারি ও ক্যাশ অন ডেলিভারিসহ।
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