---
product_id: 42737947
title: "Panasonic NiMH Replacement Battery compatible with Braun Oral-b Type 3731 or 3745 Toothbrush, with Narrow tabs (43Lx17D mm, 2050 mAh, off-centered tab at negative)"
brand: "e toothbrush care"
price: "₨14213"
currency: LKR
in_stock: false
url: https://www.desertcart.lk/products/42737947-panasonic-nimh-replacement-battery-compatible-with-braun-oral-b-type
store_origin: LK
region: Sri Lanka
---

# Panasonic NiMH Replacement Battery compatible with Braun Oral-b Type 3731 or 3745 Toothbrush, with Narrow tabs (43Lx17D mm, 2050 mAh, off-centered tab at negative)

**Brand:** e toothbrush care
**Price:** ₨14213
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** Panasonic NiMH Replacement Battery compatible with Braun Oral-b Type 3731 or 3745 Toothbrush, with Narrow tabs (43Lx17D mm, 2050 mAh, off-centered tab at negative) by e toothbrush care
- **How much does it cost?** ₨14213 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/42737947-panasonic-nimh-replacement-battery-compatible-with-braun-oral-b-type)

## Best For

- e toothbrush care enthusiasts

## Why This Product

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

## Description

If your toothbrush loses power quickly or doesn't hold charge, most likely the rechargeable battery is dead. Don't waste money on a new toothbrush system, including handle, brush head, and charger! Bring your old toothbrush to life again by replacing the dead battery. Battery is fully tested before shipping. Due to the nature of battery product, No return is accepted after it has been installed.

## Features

- Panasonic rechargeable NiMH battery with narrow tabs. Select the size based on length and diameter of your existing battery. Caution: Check the size before purchase as Oral-b uses various sizes of battery in this model. Special BONUS from "E Toothbrush Care": some models are known to have issue with the battery indicator not operating properly after installing a new battery, instruction on solving it is provided.
- Narrow tabs (2mm wide) at both ends require NO tab trimming if soldering holes are clean. The positive tab is centered. This battery is made by Panasonic in China. The tabs are added in USA.
- The mAh capacity listed is the average discharge capacity, which a conservative measurement of capacity. Our testing shows this Panasonic battery holds more capacity than FDK OEM battery of similar size.
- Replacing battery in electric toothbrush requires soldering skill and the seller is not responsible for any damage or injuries that may incur in the process. Read battery replacement instruction to assess the difficulty involved and access the old battery before purchase. Bonus: best charging practice in keeping rechargeable battery for longer life is provided.
- Battery replacement instruction and toothbrush model reference can be found at http://etoothbrushbattery.com

## Images

![Panasonic NiMH Replacement Battery compatible with Braun Oral-b Type 3731 or 3745 Toothbrush, with Narrow tabs (43Lx17D mm, 2050 mAh, off-centered tab at negative) - Image 1](https://images-na.ssl-images-amazon.com/images/I/51KXlowtNbL.jpg)
![Panasonic NiMH Replacement Battery compatible with Braun Oral-b Type 3731 or 3745 Toothbrush, with Narrow tabs (43Lx17D mm, 2050 mAh, off-centered tab at negative) - Image 2](https://images-na.ssl-images-amazon.com/images/I/51Dizqn-fpL.jpg)

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**Shop now:** [https://www.desertcart.lk/products/42737947-panasonic-nimh-replacement-battery-compatible-with-braun-oral-b-type](https://www.desertcart.lk/products/42737947-panasonic-nimh-replacement-battery-compatible-with-braun-oral-b-type)

---

*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-03-07*