---
product_id: 50742204
title: "RocketBus 6-Pack BK-40AAABU Replacement 1.2V 400mAh Battery for Panasonic Cordless Phone System BK40AAABU"
brand: "rocketbus"
price: "157 zł"
currency: PLN
in_stock: true
reviews_count: 8
url: https://www.desertcart.pl/products/50742204-rocketbus-6-pack-bk-40aaabu-replacement-1-2v-400mah-battery
store_origin: PL
region: Poland
---

# 400mAh Capacity 1.2V Voltage Rechargeable NiMH RocketBus 6-Pack BK-40AAABU Replacement 1.2V 400mAh Battery for Panasonic Cordless Phone System BK40AAABU

**Brand:** rocketbus
**Price:** 157 zł
**Availability:** ✅ In Stock

## Summary

> Stay Connected, Stay Charged! 🔌

## Quick Answers

- **What is this?** RocketBus 6-Pack BK-40AAABU Replacement 1.2V 400mAh Battery for Panasonic Cordless Phone System BK40AAABU by rocketbus
- **How much does it cost?** 157 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/50742204-rocketbus-6-pack-bk-40aaabu-replacement-1-2v-400mah-battery)

## Best For

- rocketbus enthusiasts

## Why This Product

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

## Key Features

- • **♻️ Eco-Friendly Choice:** Rechargeable design means less waste and more savings.
- • **📞 Perfect Compatibility:** Seamlessly fits Panasonic models for hassle-free replacements.
- • **⚡ Long-Lasting Performance:** Enjoy extended usage with a robust 400mAh capacity.
- • **💼 Lightweight Convenience:** Weighing just 1 ounce, it's easy to handle and install.
- • **🔋 Power Up Your Communication:** Experience uninterrupted calls with reliable 1.2V power.

## Overview

The RocketBus 6-Pack BK-40AAABU Replacement Battery is a high-performance, rechargeable Ni-MH battery designed specifically for Panasonic cordless phone systems. With a capacity of 400mAh and a voltage of 1.2V, these batteries ensure reliable communication and compatibility with multiple Panasonic models. Lightweight and eco-friendly, they offer a sustainable solution for your cordless phone needs.

## Description

RocketBus 6-Pack BK-40AAABU Replacement 1.2V 400mAh Battery for Panasonic Cordless Phone System BK40AAABU

## Features

- 1.2V 400mAh
- Rechargeable Ni-MH
- For Panasonic KX-TGD220N, KX-TGD22N, KX-TGD223N, KX-TGD224N, KX-TGD225N, KX-TGE273S, KX-TGE274S, KX-TGE275S

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Item Weight | 1 Ounces |
| Battery Weight | 1 Ounces |
| Unit Count | 2 Count |
| Battery Cell Type | NiMH |
| Recommended Uses For Product | Panasonic cordless phones |
| Reusability | Rechargeable |
| Battery Capacity | 400 Milliamp Hours |
| Amperage | 400 Milliamps |
| Voltage | 1.2 Volts |
| Compatible Phone Models | KX-TGD220N, KX-TGD22N, KX-TGD223N, KX-TGD224N, KX-TGD225N, KX-TGE273S, KX-TGE274S, KX-TGE275S |

## Images

![RocketBus 6-Pack BK-40AAABU Replacement 1.2V 400mAh Battery for Panasonic Cordless Phone System BK40AAABU - Image 1](https://m.media-amazon.com/images/I/81lGjMQqJCL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Ease of ordering
  

*by C***I on Reviewed in the United States on July 27, 2024*

Liked product

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    works great and great battrey life
  

*by A***N on Reviewed in the United States on August 16, 2019*

I got it for my cordless hand unit for my home phone. The charge is great. I was on hold for a long time to talk with some one from the VA and the battrey was still good to go. plus I got 2 for the price of one

### ⭐⭐⭐⭐ 4.0 out of 5 stars







  
  
    Replacement
  

*by S***S on Reviewed in the United States on November 20, 2018*

Replacement- worked fine

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**Shop now:** [https://www.desertcart.pl/products/50742204-rocketbus-6-pack-bk-40aaabu-replacement-1-2v-400mah-battery](https://www.desertcart.pl/products/50742204-rocketbus-6-pack-bk-40aaabu-replacement-1-2v-400mah-battery)

---

*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-05-11*