---
product_id: 477188173
title: "Kastar 1-Pack BL-4C Battery"
brand: "kastar"
price: "€ 13.67"
currency: EUR
in_stock: true
reviews_count: 8
category: "Kastar"
url: https://www.desertcart.nl/products/477188173-kastar-1-pack-bl-4c-battery
store_origin: NL
region: Netherlands
---

# 3.7V Stable Voltage 950mAh High Capacity UL1642 & CE Safety Certified Kastar 1-Pack BL-4C Battery

**Brand:** kastar
**Price:** € 13.67
**Availability:** ✅ In Stock

## Summary

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## Quick Answers

- **What is this?** Kastar 1-Pack BL-4C Battery by kastar
- **How much does it cost?** € 13.67 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/477188173-kastar-1-pack-bl-4c-battery)

## Best For

- kastar enthusiasts

## Why This Product

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

## Key Features

- • **Save Time & Money:** Durable design extends cycle life, reducing frequent replacements and costly downtime.
- • **Built-In Safety Shield:** Advanced protection circuit guards against over-charge, over-discharge, over-voltage, over-current, and overheating for peace of mind.
- • **Power Through Your Day:** Super high capacity 950mAh battery keeps your Maxcom devices running longer without constant recharging.
- • **Perfect Fit Replacement:** Specifically engineered for Maxcom MM series models, guaranteeing seamless compatibility and hassle-free installation.
- • **Reliable Voltage Output:** Consistent 3.7V lithium-ion power ensures smooth, uninterrupted device performance.

## Overview

The Kastar BL-4C is a premium 950mAh lithium-ion replacement battery designed for Maxcom MM series phones. It delivers reliable 3.7V power with built-in multi-layer safety protections certified by UL1642 and CE standards. Engineered for longer run times and extended cycle life, this rechargeable battery offers a cost-effective, hassle-free solution to keep your device charged and ready.

## Description

desertcart.com : Kastar BL-4C Battery 1-Pack Replacement for Maxcom MM355BB MM400 MM400BB MM422 MM428 MM428BB MM430 MM430BB MM431 MM431BB MM432 MM432BB MM435 MM435BB MM440 MM440BB MM450 MM450BB MM450BB Plus MM460 : Electronics

Review: Works - Works but somehow the life isn’t as long. Reminds me of old days when the battery drained after 12-24 hours even not using and had to keep it charging.
Review: Good price for this battery - Good item. Good price. Battery worked well

## Features

- High Capacity: Kastar super high capacity battery will power your device for much longer.
- Specification: Battery Type: Lithium-ion; Battery Voltage: 3.7V; Battery Capacity: 950mAh.
- Safe to Use: Kastar lithium-ion battery cells meets UL1642 & CE safety standards to ensure that your battery pack will be safe to use as a replacement for your unit. Comes with built-in over-charge, over-discharge, over-voltage, over-current, and over-heating protection circuit.
- Save Money & Time: Do not spend too much time and money on frequent brands with low quality replacement. With our longer run time & protection features, your cycle life will also be improved because you get quality product for your device.
- Package Includes: 1-Pack Battery

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B4KN989Q |
| Battery Capacity | 950 milliamp_hours |
| Battery Cell Composition | Lithium Ion |
| Battery Cell Type | Lithium Ion |
| Best Sellers Rank | #981 in Camera Batteries |
| Brand | Kastar |
| Customer Reviews | 4.6 out of 5 stars 41 Reviews |
| Item Dimensions | 2 x 1 x 3 inches |
| Item Weight | 1 ounces |
| Manufacturer | Kastar |
| Model Name | BL 4C |
| Model Number | BA-1B-BL4C-D |
| Number of Batteries | 1 Lithium Ion batteries required. (included) |
| Reusability | Rechargeable |
| UPC | 638457513714 |
| Unit Count | 1 Count |
| Voltage | 3.7 volts |

## Product Details

- **Battery Capacity:** 950 milliamp_hours
- **Battery Cell Composition:** Lithium Ion
- **Brand:** Kastar
- **Number of Batteries:** 1 Lithium Ion batteries required. (included)
- **Unit Count:** 1 Count

## Images

![Kastar 1-Pack BL-4C Battery - Image 1](https://m.media-amazon.com/images/I/61EbraGOLNL.jpg)
![Kastar 1-Pack BL-4C Battery - Image 2](https://m.media-amazon.com/images/I/6129BE0jekL.jpg)
![Kastar 1-Pack BL-4C Battery - Image 3](https://m.media-amazon.com/images/I/51Fpy-pDEOL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works
*by T***E on September 14, 2025*

Works but somehow the life isn’t as long. Reminds me of old days when the battery drained after 12-24 hours even not using and had to keep it charging.

### ⭐⭐⭐⭐⭐ Good price for this battery
*by J***E on October 24, 2025*

Good item. Good price. Battery worked well

### ⭐⭐⭐⭐⭐ Great Battery
*by L***L on May 7, 2026*

That battery charged really fast and holds the charge long

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**Shop now:** [https://www.desertcart.nl/products/477188173-kastar-1-pack-bl-4c-battery](https://www.desertcart.nl/products/477188173-kastar-1-pack-bl-4c-battery)

---

*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-09-04*