--- product_id: 628698896 title: "802540 3.7v 900mAh lithium battery for Sena 10S series Sena 10S-01 ena Sena 2..." brand: "hxjnldc" price: "126.92 DT" currency: TND in_stock: true category: "Hxjnldc" url: https://www.desertcart.tn/products/628698896-802540-3-7v-900mah-lithium-battery-for-sena-10s-series store_origin: TN region: Tunisia --- # 3.7V nominal voltage, 4.2V full charge 900mAh high-capacity power Advanced overcharge & short circuit protection 802540 3.7v 900mAh lithium battery for Sena 10S series Sena 10S-01 ena Sena 2... **Brand:** hxjnldc **Price:** 126.92 DT **Availability:** ✅ In Stock ## Summary > 🔋 Power your ride with confidence—never get caught off guard again! ## Quick Answers - **What is this?** 802540 3.7v 900mAh lithium battery for Sena 10S series Sena 10S-01 ena Sena 2... by hxjnldc - **How much does it cost?** 126.92 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/628698896-802540-3-7v-900mah-lithium-battery-for-sena-10s-series) ## Best For - hxjnldc enthusiasts ## Why This Product - Trusted hxjnldc brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Power That Lasts:** 900mAh capacity delivers extended Bluetooth intercom time for your longest journeys. - • **Safety First Tech:** Built-in Japanese Seiko IC safeguards against overcharge, overdischarge, and short circuits—ride worry-free. - • **Compact & Lightweight:** Slim 8×25×41mm design weighing just 18g fits discreetly without adding bulk. - • **DIY Friendly Connector:** Includes genuine JST 1.0mm 2-wire plug with heat-shrink sleeve for easy, secure battery swaps or custom projects. - • **Seamless Sena Compatibility:** Perfect fit for Sena 10S, 20s, 30K series headsets—never miss a call or track your ride. ## Overview This 802540 rechargeable lithium polymer battery offers a robust 900mAh capacity at 3.7V nominal voltage, engineered specifically for Sena 10S, 20s, and 30K series Bluetooth motorcycle headsets. Featuring advanced Japanese Seiko IC protection against overcharge, overdischarge, and short circuits, it ensures safe, reliable performance. Its compact 8×25×41mm size and lightweight 18g build make it an ideal replacement battery or DIY power source for compatible 3.7-5V devices, backed by a 1-year warranty for peace of mind. ## Description 802540 3.7v 900mAh Rechargeable Lithium Polymer Battery, Suitable for Sena 10S 20s 30K Series Motorcycles Bluetooth Headset Intercom Battery Replacement Sena 10S-01 ENA、20s-01、20s evo、30K-01D : desertcart.ae: Automotive ## Features - Compatible with Sena 10S series，Sena 10S-01， Sena 20s series，Sena 20s-01，Sena 20s evo，Sena 30K series，Sena 30K-01D Bluetooth Headset Battery Replacement。Also suitable for DIY electronic products with 3.7-5V and less than 3.33Wh 900mAh built-in 2-wire battery replacement.（★ Not applicable to high-power electric tools and model aircraft） - Please note that the specifications and polarity of the connector are based on the product display image,★the red wire is the positive "+" and the black wire is the negative "-"，Do not reverse-charge or reverse-connectreverse. ★The primary battery of some products has no plug or mismatched plug or mismatched polarity. It doesn't matter, you can cut and solder the plug directly or use our heat shrinkable insulating sleeve to connect the same color wire. - 802540 rechargeable lithium ion polymer battery, nominal voltage 3.7V, full charge voltage 4.2V, capacity 900mAh, power 3.33Wh, ★size 8×25×41mm(0.315×0.984×1.594inch）(T*W*L), Weight:18g(0.635oz)，Maximum current:1A。 It can prevent overcharge, overdischarge, overcurrent, and short circuit. - It‘s consists of of large-capacity A+ lithium battery, Japanese Seiko IC overcharge and overcurrent short circuit protection board, 3302-28 high temperature resistant silicone cable, and genuine JST Pitch 1.0mm ★2 wire connector module. - If there are any quality issues within a year, ★please feel free to contact us via email for replacement. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08TBYRSNQ | | Amperage | 0.9 Amps | | Antenna Location | GPS, MP3 Player, Radio, Toys, Watch | | Battery Capacity | 900 Milliamp Hours | | Battery Cell Type | Lithium Polymer | | Battery Weight | 16.8 Grams | | Best Sellers Rank | #53,363 in Automotive ( See Top 100 in Automotive ) #56 in Motorcycle Batteries | | Brand | HXJNLDC | | Compatible Phone Models | Sena 10S series, Sena 20s series | | Country of Origin | China | | Customer Reviews | 4.1 4.1 out of 5 stars (531) | | Item Dimensions | 41 x 25 x 8 millimeters | | Item Weight | 16.8 Grams | | Manufacturer | HXJN | | Model Number | 802540 | | Number of Batteries | 1 C batteries required. (included) | | Reusability | Rechargeable | | UPC | 049500840204 | | Voltage | 3.7 Volts (DC) | | Warranty Description | 1 | ## Product Details - **Battery capacity:** 900 Milliamp Hours - **Battery cell composition:** Lithium Polymer - **Brand:** HXJNLDC - **Number of batteries:** 1 C batteries required. (included) - **Recommended uses for product:** GPS, MP3 Player, Radio, Toys, Watch ## Images ![802540 3.7v 900mAh lithium battery for Sena 10S series Sena 10S-01 ena Sena 2... - Image 1](https://m.media-amazon.com/images/I/51bgtF2X9KL.jpg) ## Questions & Answers **Q: Will fit on a Sena Outrush Helmet???** A: Hello, I am not sure it is suitable for Sena Outrush Helmet at present. You need to take out the primary battery to compare the size, connector and polarity. **Q: current headset is listed as SMH 10b the current battery is 560mAh 2.07wh will this work?** A: If it fits the higher mAh it. will last longer between charges….. **Q: Does this battery fit the Sena 50s?** A: Existing data are not certain to apply. You need to compare the original battery connector before you can determine **Q: Do these come fully charged.** A: I just installed the battery in a motorcycle helmet and charged it without trying it right away! It was fully charged in a much shorter time than the original battery in my husband’s helmet… ## Frequently Bought Together - 802540 3.7v 900mAh lithium battery for Sena 10S series Sena 10S-01 ena Sena 20s series Sena 20s-01 Sena 20s evo Sena 30K series Sena 30K-01D Motorcycles Bluetooth Headset Battery Replacement Intercom - Sena - SC-A0325 High Definition Speakers, Improved Bass and Clarity | Fits 20S EVO and 30K | Upgraded (Black, One Size) - Sena SC-A0100 Micro-USB Type Power Cable --- ## 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/628698896-802540-3-7v-900mah-lithium-battery-for-sena-10s-series](https://www.desertcart.tn/products/628698896-802540-3-7v-900mah-lithium-battery-for-sena-10s-series) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-09-10*