---
product_id: 50742204
title: "RocketBus 6-Pack BK-40AAABU Replacement 1.2V 400mAh Battery for Panasonic Cordless Phone System BK40AAABU"
brand: "rocketbus"
price: "SAR 125"
currency: SAR
in_stock: true
reviews_count: 8
url: https://www.desertcart.com.sa/products/50742204-rocketbus-6-pack-bk-40aaabu-replacement-1-2v-400mah-battery
store_origin: SA
region: Saudi Arabia
---

# 400mAh reliable capacity 1.2V power boost Rechargeable Ni-MH tech RocketBus 6-Pack BK-40AAABU Replacement 1.2V 400mAh Battery for Panasonic Cordless Phone System BK40AAABU

**Brand:** rocketbus
**Price:** SAR 125
**Availability:** ✅ In Stock

## Summary

> 🔋 Stay charged, stay connected—never let your calls drop!

## 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?** SAR 125 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.sa](https://www.desertcart.com.sa/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

- • **Bulk Value Pack:** 6-pack bundle means you’re always ready with spares—never miss a call
- • **Long-Lasting Charge:** 400mAh capacity keeps your conversations going longer without interruptions
- • **Power Up Your Calls:** 1.2V voltage ensures crystal-clear cordless phone performance
- • **Eco-Friendly Recharge:** Ni-MH rechargeable cells reduce waste and save you money
- • **Perfect Compatibility:** Seamlessly fits Panasonic KX-TGD & KX-TGE series for hassle-free replacement

## Overview

The RocketBus 6-Pack BK-40AAABU Replacement Batteries deliver dependable 1.2V and 400mAh Ni-MH rechargeable power, designed specifically for Panasonic cordless phone models KX-TGD220N through KX-TGE275S. This value pack ensures long-lasting, eco-friendly performance with a 1-year warranty, keeping your home or office communication seamless and uninterrupted.

## Description

6-Pack 1.2V 400mAh Ni-MH BK-40AAABU Replacement Batteries

## 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 |
|---------------|-------|
| Amperage | 400 milliamps |
| Antenna Location | Panasonic cordless phones |
| Asin | B076MQ8FCZ |
| Battery Capacity | 400 milliamp_hours |
| Battery Cell Type | NiMH |
| Battery Weight | 1 ounces |
| Best Sellers Rank | #67 in Cordless Telephone Batteries |
| Brand | RocketBus |
| Compatible Phone Models | KX-TGD220N, KX-TGD22N, KX-TGD223N, KX-TGD224N, KX-TGD225N, KX-TGE273S, KX-TGE274S, KX-TGE275S |
| Customer Reviews | 4.4 4.4 out of 5 stars (137) 4.4 out of 5 stars |
| Item Weight | 1 ounces |
| Manufacturer | RocketBus |
| Model Name | BK-40AAABU |
| Model Number | 7545874062 |
| Number Of Batteries | 1 AA batteries required. (included) |
| Reusability | Rechargeable |
| Unit Count | 2 Count |
| Upc | 680063060960 |
| Voltage | 1.2 volts |
| Warranty Description | 1 Year Warranty |

## Product Details

- **Battery Capacity:** 400 Milliamp Hours
- **Battery Cell Composition:** NiMH
- **Brand:** RocketBus
- **Number of Batteries:** 1 AA batteries required. (included)
- **Recommended Uses For Product:** Panasonic cordless phones

## 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

### ⭐⭐⭐⭐⭐ They Work Well for My Phone.
*by  on Reviewed in the United States September 4, 2025*

I've had these RocketBus 6-Pack BK-40AAABU Replacement batteries for a while now. I finally got to use them in my home phone, and they work great! They hold their charge well and fit perfectly. I'm happy with this purchase.

### ⭐⭐⭐⭐⭐ Phones
*by  on Reviewed in the United States December 3, 2025*

I put them in my phone’s and they are working great. Before the phones had a cracking sound and at times I was not able to hear anything. I’m satisfied with them .

### ⭐⭐⭐⭐⭐ Great for cordless phones.
*by  on Reviewed in the United States April 3, 2026*

Great compatibility.

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

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*Product available on Desertcart Saudi Arabia*
*Store origin: SA*
*Last updated: 2026-09-13*