---
product_id: 354920314
title: "3.7V 800mAh Replacement Battery for Sennheiser HD 4.40, HD 4.50, Urbanite XL, Momentum 2.0 Wireless Bluetooth Headphones, AHB622540N01"
brand: "starnovo"
price: "E£ 2405"
currency: EGP
in_stock: true
reviews_count: 3
category: "Starnovo"
url: https://www.desertcart.com.eg/products/354920314-3-7v-800mah-replacement-battery-for-sennheiser-hd-4-40
store_origin: EG
region: Egypt
---

# 3.7V nominal voltage for stable performance 300+ recharge cycles for long-lasting use 800mAh high-capacity power 3.7V 800mAh Replacement Battery for Sennheiser HD 4.40, HD 4.50, Urbanite XL, Momentum 2.0 Wireless Bluetooth Headphones, AHB622540N01

**Brand:** starnovo
**Price:** E£ 2405
**Availability:** ✅ In Stock

## Summary

> 🔋 Power up your sound, don’t miss a beat!

## Quick Answers

- **What is this?** 3.7V 800mAh Replacement Battery for Sennheiser HD 4.40, HD 4.50, Urbanite XL, Momentum 2.0 Wireless Bluetooth Headphones, AHB622540N01 by starnovo
- **How much does it cost?** E£ 2405 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.eg](https://www.desertcart.com.eg/products/354920314-3-7v-800mah-replacement-battery-for-sennheiser-hd-4-40)

## Best For

- starnovo enthusiasts

## Why This Product

- Trusted starnovo brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Certified Safety:** UL, CE, UN38.3 & RoHS certified for reliable, worry-free use
- • **Power That Lasts:** 800mAh Li-ion Polymer battery delivers extended wireless listening sessions
- • **Easy DIY Replacement:** Lightweight 12g design with straightforward installation—no tech expert needed
- • **Seamless Compatibility:** Perfectly fits Sennheiser HD 4.40, 4.50, Urbanite XL & Momentum 2.0 models
- • **Durability You Can Trust:** Over 300 recharge cycles keep your headphones powered for years

## Overview

This 3.7V 800mAh Li-ion Polymer replacement battery is engineered for Sennheiser HD 4.40, HD 4.50, Urbanite XL, and Momentum 2.0 wireless headphones. Certified for safety and reliability, it offers over 300 recharge cycles and a 180-day warranty, ensuring long-lasting, stable performance. Lightweight and easy to install, it’s the perfect upgrade to keep your premium audio experience uninterrupted.

## Description

Battery Type: Li-ion Polymer battery Capacity: 800mAh Nominal voltage: 3.7V Pack dimension: 8.0 x 25.5 x 41.0mm Weight: 12g Compatible Models: Sennheiser HD 4.40, HD 4.50, Urbanite XL, Momentum 2.0 Compatible Battery Part Number:AHB622540N01

Review: Works, but somewhat low quality - Battery works great for momentum HD2. Fairly easy to replace
Review: Perfect fit for Momentum 2.0 - This is a perfect fit. After a few years of use as a daily driver. My Momentum 2.0 battery gave out. You need a number 1 Phillips tip and a small plastic pry tool to remove the battery from the adhesive.

## Features

- Replacement Battery For: Sennheiser HD 4.40, HD 4.50, Urbanite XL, Momentum 2.0 Wireless Bluetooth Headphones, AHB622540N01
- 100% Compatible with original battery; 180 days warranty
- Capacity: 800mAh; Nominal Voltage: 3.7V
- Battery Type: Li-ion Polymer battery; Safe and reliable battery certified by UL, CE, UN38.3, RoHS
- Over 300 times cycle life; Long working time

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08GC46VQP |
| Batteries | 1 Lithium Polymer batteries required. (included) |
| Best Sellers Rank | #360,003 in Health & Household ( See Top 100 in Health & Household ) #1,033 in 3.7V Batteries |
| Customer Reviews | 3.8 3.8 out of 5 stars (9) |
| Date First Available | June 4, 2017 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 0.423 ounces |
| Item model number | SNO-802540PCN |
| Manufacturer | Starnovo |
| Product Dimensions | 2.76 x 1.77 x 0.55 inches |

## Product Details

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

## Images

![3.7V 800mAh Replacement Battery for Sennheiser HD 4.40, HD 4.50, Urbanite XL, Momentum 2.0 Wireless Bluetooth Headphones, AHB622540N01 - Image 1](https://m.media-amazon.com/images/I/514ghMGZvqL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works, but somewhat low quality
*by A***T on January 15, 2023*

Battery works great for momentum HD2. Fairly easy to replace

### ⭐⭐⭐⭐⭐ Perfect fit for Momentum 2.0
*by P***N on September 21, 2021*

This is a perfect fit. After a few years of use as a daily driver. My Momentum 2.0 battery gave out. You need a number 1 Phillips tip and a small plastic pry tool to remove the battery from the adhesive.

### ⭐⭐⭐⭐⭐ Replaced battery in Momentum M2
*by K***R on March 13, 2022*

It hasn't exploded so far, so it seems like a legit replacement.

## Frequently Bought Together

- STARNOVO 3.7V 800mAh Replacement Battery for Sennheiser HD 4.40, HD 4.50, Urbanite XL, Momentum 2.0 Wireless Bluetooth Headphones, AHB622540N01
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*Product available on Desertcart Egypt*
*Store origin: EG*
*Last updated: 2026-03-15*