--- product_id: 32111608 title: "2849X 3-Cell LiPo Battery 4000" brand: "traxxas" price: "£74.28" currency: GBP in_stock: true reviews_count: 9 category: "Traxxas" url: https://www.desertcart.co.uk/products/32111608-2849x-3-cell-lipo-battery-4000 store_origin: GB region: United Kingdom --- # 25C continuous discharge (100A) 4000mAh high capacity iD Auto Battery Identification 2849X 3-Cell LiPo Battery 4000 **Brand:** traxxas **Price:** £74.28 **Availability:** ✅ In Stock ## Summary > ⚡ Charge ahead with power and precision — never miss a beat on the trail! ## Quick Answers - **What is this?** 2849X 3-Cell LiPo Battery 4000 by traxxas - **How much does it cost?** £74.28 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/32111608-2849x-3-cell-lipo-battery-4000) ## Best For - traxxas enthusiasts ## Why This Product - Trusted traxxas brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Durable Semi-Rigid Design:** No bulky hard case required—engineered to fit perfectly and resist connector failures. - • **Power-packed 4000mAh Capacity:** Keep your Traxxas models running longer with high-capacity energy storage. - • **Smart iD Auto Battery Recognition:** Seamlessly optimize charging with Traxxas iD-equipped chargers—no guesswork needed. - • **Unmatched 25C Continuous Discharge:** Deliver consistent 100A power bursts for peak performance on every run. - • **Premium Gold-Plated Connectors & MAXX Cable:** Experience superior conductivity and reliability with high-efficiency 12 gauge silicone wiring. ## Overview The Traxxas 2849X 3-Cell LiPo Battery delivers 11.1V and 4000mAh capacity with a robust 25C continuous discharge rating, engineered specifically for Traxxas models. Featuring a semi-rigid design that eliminates the need for a hard case, gold-plated copper terminals, and smart iD Auto Battery Identification for optimized charging, this battery ensures reliable, high-performance power with minimal fuss. ## Description This is the Traxxas Power Cell 11.1V 4000mAh 25C 3S LiPo Battery.Features:Semi rigid construction does not require a hard case and eliminates wire harness connectors that can loosen and fail.Engineered specifically to fit Traxxas models.New high current connector with gold-plated copper terminals and integrated balance connector.iD Auto Battery Identification allows Traxxas iD equipped chargers to automatically set and optimize charge settings for specific battery.MAXX cable high-efficiency 12 gauge silicone jacketed wire.Includes:(1) Battery with High Current Connector and Integrated Balance PlugRequires:LiPo compatible charger such as the Traxxas EZ-Peak PlusLiPo charging bagSpecs:Configuration: 3S1PContinuous Discharge: 25C (100A)Max Burst Rate: 50C (200A)Watt Hours: 44.40Charge Rate: 1C (4A)Dimensions: 5.3 x 1.02 x 1.7" (135 x 26 x 43mm)Weight: 11.1oz (316g) Review: Great little battery - Got this for my sons toy and works great! Good quality for the price and has a good battery life. Review: Rc battery - Great battery ## Features - Traxxas 2849X - Power Cell 3S 11.1V LiPo Battery, 25C 4000mAh, iD Connector - Features: Semi rigid construction does not require a hard case and eliminates wire harness connectors that can loosen and fail Engineered specifically to fit Traxxas models New high current connector with gold-plated copper terminals and integrated balance connector iD Auto Battery Identification allows Traxxas iD equipped chargers to automatically set and optimize charge settings for specific battery MAXX cable high-efficiency 12 gauge silicone jacketed wire - Includes: (1) Battery with High Current Connector - Specs: Configuration: 3S1P Continuous Discharge: 25C (100A) Max Burst Rate: 50C (200A) Watt Hours: 44.40 Charge Rate: 1C (4A) Dimensions: 5.3 x 1.02 x 1.7" (135 x 26 x 43mm) Weight: 11.1oz (316g) - Part number(s) included (in factory packaging): 2849X ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B019XELKR0 | | Amperage | 100 Amps | | Antenna Location | Traxxas Car , Trucks | | Battery Capacity | 4000 Milliampere Hour (mAh) | | Battery Cell Composition | Lithium Polymer | | Battery Cell Type | Lithium Polymer | | Battery Weight | 0.7 Ounces | | Best Sellers Rank | #77,109 in Toys & Games ( See Top 100 in Toys & Games ) #288 in Hobby Remote & App Controlled Vehicle Batteries | | Brand | Traxxas | | Customer Reviews | 4.6 out of 5 stars 588 Reviews | | Item Dimensions | 1.5 x 1.5 x 1.5 inches | | Item Weight | 0.01 Ounces | | Manufacturer | Traxxas | | Model Name | 2849X | | Model Number | 2849X | | Number of Batteries | 1 Lithium Polymer batteries required. (included) | | Recommended Uses For Product | Traxxas Car , Trucks | | Reusability | Rechargeable | | UPC | 013048004992 | | Unit Count | 1 Count | | Voltage | 11.1 Volts | ## Product Details - **Battery Capacity:** 4000 Milliampere Hour (mAh) - **Battery Cell Composition:** Lithium Polymer - **Brand:** Traxxas - **Number of Batteries:** 1 Lithium Polymer batteries required. (included) - **Recommended Uses For Product:** Traxxas Car , Trucks ## Images ![2849X 3-Cell LiPo Battery 4000 - Image 1](https://m.media-amazon.com/images/I/61Yx4wBYxUL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great little battery *by M***E on December 11, 2025* Got this for my sons toy and works great! Good quality for the price and has a good battery life. ### ⭐⭐⭐⭐⭐ Rc battery *by D***N on May 4, 2026* Great battery ### ⭐⭐⭐⭐⭐ ok *by C***Y on March 1, 2025* Oi ## Frequently Bought Together - Traxxas 2849X 3-Cell LiPo Battery 4000 - Traxxas 2994 Battery Charger Completer Set: 2849X Battery (1)/ 2970 Charger --- ## 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.co.uk/products/32111608-2849x-3-cell-lipo-battery-4000](https://www.desertcart.co.uk/products/32111608-2849x-3-cell-lipo-battery-4000) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-05-28*