--- product_id: 616617866 title: "Replacement Battery Compatible with Samsung Galaxy S21 Ultra 5G SM-G998 EB-BG998ABY with Toolkit" brand: "swarking" price: "AR$59163" currency: ARS in_stock: true reviews_count: 2 category: "Swar King" url: https://www.desertcart.com.ar/products/616617866-replacement-battery-compatible-with-samsung-galaxy-s21-ultra-5g-sm store_origin: AR region: Argentina --- # Fast Charging & 545+ Cycles 4855mAh Polymer Power Dual IC Safety Protection Replacement Battery Compatible with Samsung Galaxy S21 Ultra 5G SM-G998 EB-BG998ABY with Toolkit **Brand:** swarking **Price:** AR$59163 **Availability:** ✅ In Stock ## Summary > 🔋 Power up your Galaxy S21 Ultra with confidence and never settle for less! ## Quick Answers - **What is this?** Replacement Battery Compatible with Samsung Galaxy S21 Ultra 5G SM-G998 EB-BG998ABY with Toolkit by swarking - **How much does it cost?** AR$59163 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.ar](https://www.desertcart.com.ar/products/616617866-replacement-battery-compatible-with-samsung-galaxy-s21-ultra-5g-sm) ## Best For - swarking enthusiasts ## Why This Product - Trusted swarking brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **DIY Upgrade Ready:** Compatible with your device and comes with toolkit support—YouTube tutorials make installation a breeze. - • **Safety First, Always:** Advanced dual IC design guards against overcharge, overheating, and short circuits for peace of mind. - • **Satisfaction Guaranteed:** 24/7 responsive customer support with replacement or refund ensures zero buyer’s remorse. - • **Endurance That Impresses:** Over 545 charge cycles with A+ grade cells means your battery stays strong, day after day. - • **Long-Lasting Power Boost:** 4855mAh capacity keeps your Galaxy S21 Ultra running longer, so you never miss a moment. ## Overview This high-quality replacement battery for Samsung Galaxy S21 Ultra 5G (model EB-BG998ABY) features a robust 4855mAh polymer cell, delivering fast charging and over 545 recharge cycles. UL certified and equipped with dual IC safety protections, it ensures reliable performance and device safety. Designed for easy installation with toolkit support and backed by responsive customer service, it’s the smart choice to revive your phone’s battery life. ## Description Specification： Part number：EB-BG998ABY Type：Polymer Capacity：4855mAh/18.84Wh Compatible models： Samsung Galaxy S21 Ultra 5G SM-G998 Package includes： -1 x Grade A+ Battery Product Description： ✔1.We don’t provide an instruction manual. You can find instructional videos on YouTube. We always recommend a trained technician replace it. ✔2.To have the best use effect, please use up all the battery power until the phone automatically shuts down, and then fully charge it. Repeat this action 3-5 times to make the battery achieve its best use effect. ✔3. Do not use low quality third-party adapter charger to charge your device, that will shorten the battery's life. Note： 1. Please double check the model number of your device before purchasing to determine if this battery is compatible with your device. 2. Due to lighting and screen differences, product colours may vary slightly from the images. 7.Please do not hesitate to contact us if you have any questions or queries about the products you have received. Review: Replacement technician required - Worked fine. Replacement is difficult. I took mine to a battery store. $50.00 for labor. Review: Better than a dead battery - Not as good as the original battery. ## Features - 【Compatible Model】 Please Make sure your phone is suitable for this replacement battery before ordering. Battery Model: EB-BG998ABY Battery. - 【Durable】100% brand new, high quality, upgraded batteries with A+ grade cells, UL certified. Each battery is tested under strict quality control standards before shipment, fast charging and high efficiency, can provide you with up to 545+ cycles of charging. - 【Quality Assurance】All batteries have the highest level of safety protection. This includes overcharge protection, overheat protection, short circuit protection, efficient temperature control and more. Our dual IC design ensures that your battery will never fail under any circumstances. - 【Easy To Install】Instruction/Manual NOT included, but there are many installation tutorials videos on YouTube to reference. - 【Customer Guarantee】 We take care of all quality-related problems with a replacement or a complete refund. If you are not 100% satisfied with your battery change when using this battery during the period, we will reply to you within 24 hours. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CK2D7KGT | | Antenna Location | Indoor/Outdoor | | Battery Capacity | 5000 Milliamp Hours | | Battery Cell Composition | Polymer | | Battery Cell Type | Polymer | | Battery Weight | 50 Grams | | Best Sellers Rank | #155,223 in Cell Phones & Accessories ( See Top 100 in Cell Phones & Accessories ) #1,800 in Cell Phone Replacement Batteries | | Brand | SwarKing | | Customer Reviews | 4.0 out of 5 stars 7 Reviews | | Manufacturer | shenzhen baoran keji youxiangongsi | | Model Name | EB-BG998ABY BR | | Model Number | EB-BG998ABY | | Number of Batteries | 1 Lithium Polymer batteries required. (included) | | Recommended Uses For Product | Indoor/Outdoor | | Reusability | Rechargeable | | Unit Count | 1.0 Count | | Voltage | 3.7 Volts (DC) | ## Product Details - **Number of Batteries:** 1 Lithium Polymer batteries required. - **Brand:** SwarKing - **Battery Cell Composition:** Polymer - **Battery Capacity:** 5000 Milliamp Hours - **Recommended Uses For Product:** Indoor/Outdoor ## Images ![Replacement Battery Compatible with Samsung Galaxy S21 Ultra 5G SM-G998 EB-BG998ABY with Toolkit - Image 1](https://m.media-amazon.com/images/I/61gMa-53FWL.jpg) ![Replacement Battery Compatible with Samsung Galaxy S21 Ultra 5G SM-G998 EB-BG998ABY with Toolkit - Image 2](https://m.media-amazon.com/images/I/61OmKyBR6bL.jpg) ![Replacement Battery Compatible with Samsung Galaxy S21 Ultra 5G SM-G998 EB-BG998ABY with Toolkit - Image 3](https://m.media-amazon.com/images/I/61bjd6L8M8L.jpg) ![Replacement Battery Compatible with Samsung Galaxy S21 Ultra 5G SM-G998 EB-BG998ABY with Toolkit - Image 4](https://m.media-amazon.com/images/I/71CdvPlrmfL.jpg) ![Replacement Battery Compatible with Samsung Galaxy S21 Ultra 5G SM-G998 EB-BG998ABY with Toolkit - Image 5](https://m.media-amazon.com/images/I/61Jp9fJtW4L.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Replacement technician required *by M***L on April 9, 2025* Worked fine. Replacement is difficult. I took mine to a battery store. $50.00 for labor. ### ⭐⭐ Better than a dead battery *by M***. on March 8, 2025* Not as good as the original battery. ## Frequently Bought Together - SwarKing Replacement Battery Compatible with Samsung Galaxy S21 Ultra 5G SM-G998 EB-BG998ABY with Toolkit - PHONSUN Back Battery Door Cover Adhesive Tape for Samsung Galaxy S21 Ultra 5G SM-G998U G998U1 G998 (Pack of 2) --- ## 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.com.ar/products/616617866-replacement-battery-compatible-with-samsung-galaxy-s21-ultra-5g-sm](https://www.desertcart.com.ar/products/616617866-replacement-battery-compatible-with-samsung-galaxy-s21-ultra-5g-sm) --- *Product available on Desertcart Argentina* *Store origin: AR* *Last updated: 2026-09-09*