--- product_id: 78366513 title: "New Laptop Battery MR90Y 11.1V 65Wh for Dell Inspiron 14-3421 14-3437 14R-5421 14R-5437, 15-3521 15-3537 15R-5521 15R-5537, 17-3721 17-3737 17R-5737; PN: 0MF69 N121Y G35K4 MK1R0 VR7HM" brand: "poanw" price: "118818₫" currency: VND in_stock: true url: https://www.desertcart.vn/products/78366513-new-laptop-battery-mr90y-11-1v-65wh-for-dell-inspiron store_origin: VN region: Vietnam --- # 11.1V Voltage 65Wh Power Safety Circuit New Laptop Battery MR90Y 11.1V 65Wh for Dell Inspiron 14-3421 14-3437 14R-5421 14R-5437, 15-3521 15-3537 15R-5521 15R-5537, 17-3721 17-3737 17R-5737; PN: 0MF69 N121Y G35K4 MK1R0 VR7HM **Brand:** poanw **Price:** 118818₫ **Availability:** ✅ In Stock ## Summary > 🔋 Power Up Your Day with Confidence! ## Quick Answers - **What is this?** New Laptop Battery MR90Y 11.1V 65Wh for Dell Inspiron 14-3421 14-3437 14R-5421 14R-5437, 15-3521 15-3537 15R-5521 15R-5537, 17-3721 17-3737 17R-5737; PN: 0MF69 N121Y G35K4 MK1R0 VR7HM by poanw - **How much does it cost?** 118818₫ with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/78366513-new-laptop-battery-mr90y-11-1v-65wh-for-dell-inspiron) ## Best For - poanw enthusiasts ## Why This Product - Trusted poanw brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Safety First:** Built-in circuit protection minimizes risks, giving you peace of mind while you work. - • **Eco-Friendly Power:** Lithium-ion technology reduces leakage risks, promoting a sustainable choice. - • **Seamless Compatibility:** Perfectly replaces multiple Dell Inspiron models, making it your go-to battery solution. - • **Customer-Centric Warranty:** Enjoy a 12-month warranty and dedicated support, because your satisfaction is our priority. - • **Unleash Your Productivity:** High-capacity 65Wh battery ensures you stay powered through your busiest days. ## Overview The New Laptop Battery MR90Y offers a robust 11.1V and 65Wh capacity, designed for compatibility with various Dell Inspiron models. Featuring advanced lithium-ion technology and built-in safety circuits, this battery ensures reliable performance and longevity, backed by a 12-month warranty and exceptional customer service. ## Description ## Features - New battery high capacity, 11.1V 65WH, effective capacity. - Replaced by: Dell Inspiron 14R (5421, 5437), Inspiron 15R (3521), Inspiron 17R (5521, 5537), compatible with P / N: MR90Y, N121Y, G35K4, MK1R0, YGMTN. - Package includes: 1 * for Dell MR90Y - Lithium-ion batteries reduce the risk of battery leakage and maximize output stability. Built-in circuit protection enhances safety of use and extends battery life. - What do you get: our fans' favorite 12-month warranty and friendly customer service. ## Images ![New Laptop Battery MR90Y 11.1V 65Wh for Dell Inspiron 14-3421 14-3437 14R-5421 14R-5437, 15-3521 15-3537 15R-5521 15R-5537, 17-3721 17-3737 17R-5737; PN: 0MF69 N121Y G35K4 MK1R0 VR7HM - Image 1](https://m.media-amazon.com/images/I/51RygrQ5RgL.jpg) ![New Laptop Battery MR90Y 11.1V 65Wh for Dell Inspiron 14-3421 14-3437 14R-5421 14R-5437, 15-3521 15-3537 15R-5521 15R-5537, 17-3721 17-3737 17R-5737; PN: 0MF69 N121Y G35K4 MK1R0 VR7HM - Image 2](https://m.media-amazon.com/images/I/61NsOSWkHgL.jpg) ![New Laptop Battery MR90Y 11.1V 65Wh for Dell Inspiron 14-3421 14-3437 14R-5421 14R-5437, 15-3521 15-3537 15R-5521 15R-5537, 17-3721 17-3737 17R-5737; PN: 0MF69 N121Y G35K4 MK1R0 VR7HM - Image 3](https://m.media-amazon.com/images/I/61TGuCYMcWL.jpg) ![New Laptop Battery MR90Y 11.1V 65Wh for Dell Inspiron 14-3421 14-3437 14R-5421 14R-5437, 15-3521 15-3537 15R-5521 15R-5537, 17-3721 17-3737 17R-5737; PN: 0MF69 N121Y G35K4 MK1R0 VR7HM - Image 4](https://m.media-amazon.com/images/I/51iS8tclRsL.jpg) ![New Laptop Battery MR90Y 11.1V 65Wh for Dell Inspiron 14-3421 14-3437 14R-5421 14R-5437, 15-3521 15-3537 15R-5521 15R-5537, 17-3721 17-3737 17R-5737; PN: 0MF69 N121Y G35K4 MK1R0 VR7HM - Image 5](https://m.media-amazon.com/images/I/61P7K5y-UnL.jpg) ## Questions & Answers **Q: Do you know if this battery is compatible to Dell part 312-1437** A: It is compatible with Dell part 312-1437 **Q: 6 cell or 4 cell? Weight would indicate 6.** A: No **Q: Does this battery work properly in a dell 17r 5737 laptop?** A: No problems since purchase. That was one year ago. **Q: Does this battery work in the Dell Inspiron 14-3421without any issues?** A: I’ve had no issues. --- ## 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.vn/products/78366513-new-laptop-battery-mr90y-11-1v-65wh-for-dell-inspiron](https://www.desertcart.vn/products/78366513-new-laptop-battery-mr90y-11-1v-65wh-for-dell-inspiron) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-06-03*