---
product_id: 531462145
title: "DC 3.7V 800mAh 603040 Rechargeable Lithium-ion Battery for Marshall MID Major II Major III Major IV Bluetooth Headphones VDL603040 SR603040"
brand: "hxjnldc"
price: "€ 26.86"
currency: EUR
in_stock: true
reviews_count: 12
category: "Hxjnldc"
url: https://www.desertcart.it/products/531462145-dc-3-7v-800mah-603040-rechargeable-lithium-ion-battery-marshall
store_origin: IT
region: Italy
---

# 3.7V nominal voltage, 4.2V full charge 800mAh high-capacity power Advanced overcharge & short circuit protection DC 3.7V 800mAh 603040 Rechargeable Lithium-ion Battery for Marshall MID Major II Major III Major IV Bluetooth Headphones VDL603040 SR603040

**Brand:** hxjnldc
**Price:** € 26.86
**Availability:** ✅ In Stock

## Summary

> 🔋 Recharge your vibe — power your passion with precision!

## Quick Answers

- **What is this?** DC 3.7V 800mAh 603040 Rechargeable Lithium-ion Battery for Marshall MID Major II Major III Major IV Bluetooth Headphones VDL603040 SR603040 by hxjnldc
- **How much does it cost?** € 26.86 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.it](https://www.desertcart.it/products/531462145-dc-3-7v-800mah-603040-rechargeable-lithium-ion-battery-marshall)

## 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

- • **Safe & Reliable:** Built-in Japanese Seiko IC safeguards against overcharge, overcurrent, and short circuits.
- • **Easy Installation:** Long, high-temp silicone cables and clear polarity markings make replacement hassle-free.
- • **Power Up Your Sound:** 800mAh capacity ensures longer playtime for your Marshall headphones.
- • **Lightweight & Compact:** Slim 41×30×6mm size and 13.7g weight keep your headphones sleek and portable.
- • **Precision Fit & Compatibility:** Designed specifically for Marshall MID Major II, III, IV models with perfect connector specs.

## Overview

This 3.7V 800mAh rechargeable lithium-ion battery is engineered for Marshall MID Major II, III, and IV Bluetooth headphones, delivering reliable power with advanced safety features. Compact and lightweight, it offers easy installation with high-temp silicone cables and built-in protection circuits, ensuring your audio experience stays uninterrupted and safe.

## Description

Buy HXJNLDC DC 3.7V 800mAh 603040 Rechargeable Lithium-ion Battery for Marshall MID Major II Major III Major IV Bluetooth Headphones VDL603040 SR603040: 3.7V - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: la instale y ha trabajado bien
Review: Works great - Restored my sad old worn out battery to better than new. Long leads made the soldering easy.

## Features

- Compatible with Marshall MID Major II Major III Major IV Bluetooth Headphones Battery Replacement VDL603040 SR603040。It can also be used in other 3.7-5V electronic products with power less than 2.96Wh (800mAh).（★ 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 "-"White wire is thermistor "NTC"，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.
- 603040 rechargeable lithium ion polymer battery, nominal voltage 3.7V, full charge voltage 4.2V, capacity 800mAh, power 2.96Wh, ★size 41×30×6mm(1.594×1.181×0.236inch）(L*W*T), Weight:13.7g(0.487oz)，Maximum current:0.8A。 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, ★3 wire 3302-26 high temperature resistant silicone cable 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 | B0C3HHVQ9R |
| Batteries | 1 Lithium Polymer batteries required. (included) |
| Best Sellers Rank | #327,736 in Health & Household ( See Top 100 in Health & Household ) #857 in 3.7V Batteries |
| Customer Reviews | 4.1 4.1 out of 5 stars (77) |
| Date First Available | April 25, 2023 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 0.459 ounces |
| Manufacturer | HXJN |
| Product Dimensions | 1.61 x 1.18 x 0.24 inches |

## Product Details

- **Battery Capacity:** 800 Milliamp Hours
- **Battery Cell Composition:** Lithium Polymer
- **Brand:** HXJNLDC
- **Number of Batteries:** 1 Lithium Polymer batteries required. (included)
- **Recommended Uses For Product:** Radio

## Images

![DC 3.7V 800mAh 603040 Rechargeable Lithium-ion Battery for Marshall MID Major II Major III Major IV Bluetooth Headphones VDL603040 SR603040 - Image 1](https://m.media-amazon.com/images/I/41wpLRzs1JL.jpg)
![DC 3.7V 800mAh 603040 Rechargeable Lithium-ion Battery for Marshall MID Major II Major III Major IV Bluetooth Headphones VDL603040 SR603040 - Image 2](https://m.media-amazon.com/images/I/611umL7ct+L.jpg)
![DC 3.7V 800mAh 603040 Rechargeable Lithium-ion Battery for Marshall MID Major II Major III Major IV Bluetooth Headphones VDL603040 SR603040 - Image 3](https://m.media-amazon.com/images/I/61E2k5DkGFL.jpg)
![DC 3.7V 800mAh 603040 Rechargeable Lithium-ion Battery for Marshall MID Major II Major III Major IV Bluetooth Headphones VDL603040 SR603040 - Image 4](https://m.media-amazon.com/images/I/61ZYdXSCF5L.jpg)
![DC 3.7V 800mAh 603040 Rechargeable Lithium-ion Battery for Marshall MID Major II Major III Major IV Bluetooth Headphones VDL603040 SR603040 - Image 5](https://m.media-amazon.com/images/I/61ZfRNKRNuL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by D***A on January 15, 2026*

la instale y ha trabajado bien

### ⭐⭐⭐⭐⭐ Works great
*by R***N on September 15, 2025*

Restored my sad old worn out battery to better than new. Long leads made the soldering easy.

### ⭐⭐⭐⭐⭐ I am lithium battery works just fine.
*by R***S on August 9, 2024*

I was able to replace the battery with very little effort. It saved me from replacing another Bluetooth headset.

## Frequently Bought Together

- HXJNLDC DC 3.7V 800mAh 603040 Rechargeable Lithium-ion Battery for Marshall MID Major II Major III Major IV Bluetooth Headphones VDL603040 SR603040
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*Product available on Desertcart Italy*
*Store origin: IT*
*Last updated: 2026-02-01*