--- product_id: 101327261 title: "BYDT MR90Y Laptop Battery for Dell Inspiron 14 3421, 14R 5421 5437, 15 3521, 15R 5521 5537, 17 3721 3737, 17R 5721 5737, Fit P/N XCMRD 0MF69 9K1VP 6HY59 68DTP Battery - 12 Months Warranty" brand: "bydt" price: "328.97 DT" currency: TND in_stock: true reviews_count: 6 url: https://www.desertcart.tn/products/101327261-bydt-mr90y-laptop-battery-for-dell-inspiron-14-3421-14r store_origin: TN region: Tunisia --- # 11.1V Voltage 49Wh Capacity 12-Month Warranty BYDT MR90Y Laptop Battery for Dell Inspiron 14 3421, 14R 5421 5437, 15 3521, 15R 5521 5537, 17 3721 3737, 17R 5721 5737, Fit P/N XCMRD 0MF69 9K1VP 6HY59 68DTP Battery - 12 Months Warranty **Brand:** bydt **Price:** 328.97 DT **Availability:** ✅ In Stock ## Summary > 🔋 Power Your Potential with BYDT! ## Quick Answers - **What is this?** BYDT MR90Y Laptop Battery for Dell Inspiron 14 3421, 14R 5421 5437, 15 3521, 15R 5521 5537, 17 3721 3737, 17R 5721 5737, Fit P/N XCMRD 0MF69 9K1VP 6HY59 68DTP Battery - 12 Months Warranty by bydt - **How much does it cost?** 328.97 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/101327261-bydt-mr90y-laptop-battery-for-dell-inspiron-14-3421-14r) ## Best For - bydt enthusiasts ## Why This Product - Trusted bydt brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Safety First:** Certified by CE and FCC, ensuring top-notch safety and environmental compliance. - • **Eco-Conscious Choice:** Manufactured under strict guidelines for a greener planet. - • **Hassle-Free Warranty:** Enjoy peace of mind with a 12-month warranty and 30-day money-back guarantee. - • **Compatibility Champion:** Seamlessly fits a wide range of Dell Inspiron models for ultimate versatility. - • **Power Up Your Productivity:** Experience uninterrupted work sessions with a robust 49Wh capacity. ## Overview The BYDT MR90Y Laptop Battery is a high-performance replacement for various Dell Inspiron models, featuring a 49Wh capacity, 11.1V voltage, and a 6-cell design. It comes with a 12-month warranty and is certified for safety and environmental standards, ensuring reliability and peace of mind. ## Description Product description About BYDT BYDT offers High Quality Products including Laptop Batteris and chargers and other Electronics. All of the products are manufactured with the highest quality materials which have owned CE,FCC,ROHS certifications; We have been focusing on the high quality products sale and hope you get the excellent shopping experiences with us. Notice: Please make sure your laptop model before purchasing, if in doubt, please feel free to contact us, we will be glad to offer the help. Compatible Models : Dell Inspiron 14 14R Series Dell Inspiron 14-3421 14-3437 14-5421 14-N5421 14-N3421 14R-3421 14R-5421 14R-5437 Series Dell Inspiron 15 15R Series Dell 15-3521 15-3537 15-353 15R-5521 15R-5537 15R-N3521 15R-N5521 15R-N5537 Series Dell Inspiron 17 17R Series Dell 17-3721 17-3737 17R-5737 17R-5721 17R-N3721 17R-N3737 17R-N5721 17R-N5737 Series Dell Latitude 14 3000 Series Dell Latitude 15 3000 Series Dell Latitude 3440 E3440 3540 E3540 Series Dell Vostro 2421 2521 Series Compatible Part Numbers : 0MF69 49VTP 68DTP 6KP1N 8TT5W FW1MN MK1R0 PVJ7J V8VNT X29KD YGMTN 24DRM 4DMNG 6HY59 6XH00 312-1390 312-1392 9K1VP G019Y MR90Y T1G4M VR7HM XCMRD 4WY7C 6K73M 8RT13 DJ9W6 G35K4 N121Y V1YJ7 W6XNM XRDW2 312-1387 312-1433 312-1387 312-1433 312-1390 312-1392 451-12107 451-12108 Note:Please check the original battery model, shape. Make sure you get the correct battery. Legal Disclaimer Warranty: 12 months hassle-free warranty service AND 30 days money return guarantee. ## Features - About this item - Battery Type: Li-ion Capacity: 49Wh; Cells: 6-cell; Voltage: 11.1V. - Compatible : Dell Inspiron 14 3421 3437 5421, 14R 5421 5437, 15 3521 3537 3531, 15R 5521 5537, 17 3721 3737, 17R 5737 5721, 3541 3542 3543 5748 5749 battery. - Fit Part number:Dell Type MR9OY XCMRD OMF69 9KIVP 4WY7C V8VNT 6HY59 68DTP G35K4 6K73M FW1MN T1G4M N121Y G019Y 4DMNG YGMTN 49VTP Battery - All BYDT products are Certified by CE FCC for safety; Strict guidelines for compatibility, and standards compliance for environment safety - Warranty: 12 months hassle-free warranty service AND 30 days money return guarantee. ## Images ![BYDT MR90Y Laptop Battery for Dell Inspiron 14 3421, 14R 5421 5437, 15 3521, 15R 5521 5537, 17 3721 3737, 17R 5721 5737, Fit P/N XCMRD 0MF69 9K1VP 6HY59 68DTP Battery - 12 Months Warranty - Image 1](https://m.media-amazon.com/images/I/61h+yPysYKS.jpg) ![BYDT MR90Y Laptop Battery for Dell Inspiron 14 3421, 14R 5421 5437, 15 3521, 15R 5521 5537, 17 3721 3737, 17R 5721 5737, Fit P/N XCMRD 0MF69 9K1VP 6HY59 68DTP Battery - 12 Months Warranty - Image 2](https://m.media-amazon.com/images/I/61v2960mBcL.jpg) ![BYDT MR90Y Laptop Battery for Dell Inspiron 14 3421, 14R 5421 5437, 15 3521, 15R 5521 5537, 17 3721 3737, 17R 5721 5737, Fit P/N XCMRD 0MF69 9K1VP 6HY59 68DTP Battery - 12 Months Warranty - Image 3](https://m.media-amazon.com/images/I/61fzxHZGWyL.jpg) ![BYDT MR90Y Laptop Battery for Dell Inspiron 14 3421, 14R 5421 5437, 15 3521, 15R 5521 5537, 17 3721 3737, 17R 5721 5737, Fit P/N XCMRD 0MF69 9K1VP 6HY59 68DTP Battery - 12 Months Warranty - Image 4](https://m.media-amazon.com/images/I/712XxOoMHVS.jpg) ![BYDT MR90Y Laptop Battery for Dell Inspiron 14 3421, 14R 5421 5437, 15 3521, 15R 5521 5537, 17 3721 3737, 17R 5721 5737, Fit P/N XCMRD 0MF69 9K1VP 6HY59 68DTP Battery - 12 Months Warranty - Image 5](https://m.media-amazon.com/images/I/51YHDFidkKL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Consistent Quality *by T***G on Reviewed in the United Kingdom on 5 March 2021* Just what I was looking for ,Dell wanted £89.95.This battery in comparison is identical and at a cost of only £25.99 with 12 months warranty.Battery arrived with 70% charge and took minutes to fully charge, I ran down and charged up the battery 3 times and it's working perfectly, Roughly getting 4 hours out of one charge which is more than acceptable.I rate this battery 10/10 💙 ### ⭐⭐⭐⭐⭐ BYDT MR90Y Laptop Battery *by C***E on Reviewed in the United Kingdom on 17 August 2019* A replacement for my dell Laptop, Battery seems fine, good value for the price ### ⭐⭐⭐⭐⭐ Perfect! *by B***O on Reviewed in the United Kingdom on 25 April 2020* Works very well at 1/4 of the price of a Dell part. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/101327261-bydt-mr90y-laptop-battery-for-dell-inspiron-14-3421-14r](https://www.desertcart.tn/products/101327261-bydt-mr90y-laptop-battery-for-dell-inspiron-14-3421-14r) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-10-05*