---
product_id: 318387198
title: "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"
brand: "hxjnldc"
price: "€ 60.06"
currency: EUR
in_stock: true
url: https://www.desertcart.sk/products/318387198-802540-3-7v-900mah-lithium-battery-for-sena-10s-series
store_origin: SK
region: Slovakia
---

# 3.7V nominal voltage, 4.2V full charge 900mAh high capacity Advanced overcharge & short circuit protection 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

**Brand:** hxjnldc
**Price:** € 60.06
**Availability:** ✅ In Stock

## Summary

> 🔋 Power your ride with confidence and never miss a beat!

## Quick Answers

- **What is this?** 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 by hxjnldc
- **How much does it cost?** € 60.06 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/318387198-802540-3-7v-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

- • **Safety-First Design:** Built-in Japanese Seiko IC protects against overcharge & short circuit
- • **Compact & Lightweight:** Slim 8×25×41mm size and just 18g for easy installation
- • **Universal Flexibility:** Works with other 3.7-5V devices under 3.33Wh—customizable wiring included
- • **Power-Packed Performance:** 900mAh capacity delivers long-lasting ride time
- • **Seamless Sena Compatibility:** Perfect fit for Sena 10S, 20S, 30K series headsets

## Overview

This 3.7V 900mAh lithium-ion battery is engineered for Sena Bluetooth headsets across multiple series, featuring a compact design, advanced Japanese Seiko IC protection, and compatibility with other low-power 3.7-5V devices. Lightweight and safe, it ensures reliable, long-lasting performance with easy installation and a 1-year replacement guarantee.

## Description

Full description not available

## 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。It can also be used in other 3.7-5V electronic products with power less than 3.33Wh (900mAh).（★ Not applicable to high-power electric tools and model aircraft）
- Please compare the connector specifications and polarity according to the display diagram before purchasing,★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(0.315×0.984×1.614inch）(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 Pitch1.0mm 2-pin connector module.
- If there are any quality issues within a year, ★please feel free to contact us via email for replacement.

## Product Details

- **Number of Batteries:** 2 C batteries required. (included)
- **Brand:** HXJNLDC
- **Battery Cell Composition:** Lithium Polymer
- **Battery Capacity:** 900 Milliamp Hours
- **Recommended Uses For Product:** Motorcycles

## Images

![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 - Image 1](https://m.media-amazon.com/images/I/61GMav6yaSL.jpg)
![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 - Image 2](https://m.media-amazon.com/images/I/61rAj1vlv9L.jpg)
![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 - Image 3](https://m.media-amazon.com/images/I/81Dm1qS-qEL.jpg)
![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 - Image 4](https://m.media-amazon.com/images/I/81ygEeonPJL.jpg)
![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 - Image 5](https://m.media-amazon.com/images/I/61UY9+x-GSL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## 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
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**Shop now:** [https://www.desertcart.sk/products/318387198-802540-3-7v-900mah-lithium-battery-for-sena-10s-series](https://www.desertcart.sk/products/318387198-802540-3-7v-900mah-lithium-battery-for-sena-10s-series)

---

*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-01-25*