---
product_id: 716191919
title: "B816-01 12V 3 Ah Lithium-Ion Battery"
brand: "dremel"
price: "€ 158.89"
currency: EUR
in_stock: true
reviews_count: 5
category: "Dremel"
url: https://www.desertcart.de/products/716191919-b816-01-12v-3-ah-lithium-ion-battery
store_origin: DE
region: Germany
---

# 12V optimized power output 3Ah high-capacity runtime Operates down to -4°F B816-01 12V 3 Ah Lithium-Ion Battery

**Brand:** dremel
**Price:** € 158.89
**Availability:** ✅ In Stock

## Summary

> 🔋 Power your passion, never pause your projects!

## Quick Answers

- **What is this?** B816-01 12V 3 Ah Lithium-Ion Battery by dremel
- **How much does it cost?** € 158.89 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/716191919-b816-01-12v-3-ah-lithium-ion-battery)

## Best For

- dremel enthusiasts

## Why This Product

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

## Key Features

- • **Built-in Safety Tech:** Advanced protection against overheating, overload, and discharge ensures reliable, worry-free performance.
- • **Dual Battery Workflow:** Keep your projects moving—use one battery while charging the other to eliminate downtime and boost productivity.
- • **Lightweight & Compact:** Weighing just 222g, it’s designed for effortless handling and portability during your projects.
- • **Seamless Compatibility:** Perfectly engineered for Dremel 8240, 8250 & 8260 cordless tools—no guesswork, just fit and go.
- • **Extended Runtime Powerhouse:** 3Ah capacity keeps your Dremel tools running longer without interruption.

## Overview

The B816-01 12V 3Ah Lithium-Ion Battery is a high-performance, lightweight power source designed exclusively for Dremel 8240, 8250, and 8260 cordless tools. Delivering 3 amps per hour, it extends tool runtime while featuring advanced safety protections and cold-weather operation down to -4°F. Backed by a 2-year limited warranty, it’s the essential upgrade for professionals and DIYers who demand uninterrupted precision and efficiency.

## Description

In a world full of knock-offs & duplicates, all batteries are not created equally. Dremel batteries are built for Dremel tools. Outstanding performance starts with power through the B816-01 12V 3Ah battery. At 3Ah, the B816-01 12V battery provides 3 amps of current per hour of use, giving your Dremel tool the additional life it needs to complete your tasks. Including 3 state-of-the-art cells in the B816-01 12V battery, the power output gives you the strength needed to cut, carve, sand, engrave, and more. Compact and lightweight, this battery fits seamlessly with Dremel 8240, 8250 & 8260 models. Driven by technology, the B816-01 is built to protect against overheating, overload and unnecessary discharge for ultimate project efficiency, while also operating in cold temperatures down to -4°F. Lastly, having additional batteries can keep your project moving...use one while you charge the other...to help you complete your task without unnecessary stoppage or downtime.

Review: This fits perfectly to the cordless model and has a lot of power . Very light and durable . Because it holds a lot of charge, it functions good and the value is well priced. You do have to charge it before using but overall it is a good battery
Review: Producto original y de excelente calidad.

## Features

- COMPATIBLE WITH THE DREMEL 8240, 8250 & 8260 CORDLESS TOOLS
- REPLACE AN EXISTING BATTERY, ADD A SPARE TO KEEP YOUR DIY PROJECTS MOVING OR ADD RUNTIME WITH THE 3AH
- BUILT FOR DREMEL TOOLS WITH THE POWER AND RUNTIME YOU NEED TO COMPLETE PROJECTS FROM START TO FINISH
- COMPACT AND LIGHTWEIGHT, READY TO FIT SEAMLESSLY WITH YOUR DREMEL TOOLS
- INCLUDES A 2-YEAR LIMITED WARRANTY
- NOT COMPATIBLE WITH THE DREMEL 8220 MODEL

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BRNT8ZLT |
| Country of Origin | USA |
| Generic Name | Batteries & Chargers |
| Included Components | B816-01 12V Max 3Ah Lithium-ion Battery |
| Item Dimensions LxWxH | 7 x 5.7 x 9.2 Centimeters |
| Item Weight | 222 g |
| Item model number | B816-01 |
| Manufacturer | Dremel |
| Net Quantity | 1.0 Count |
| Product Dimensions | 6.99 x 5.72 x 9.22 cm; 222.26 g |

## Images

![B816-01 12V 3 Ah Lithium-Ion Battery - Image 1](https://m.media-amazon.com/images/I/51GB5ayq3fL.jpg)

## Available Options

This product comes in different **Style** options.

## Questions & Answers

**Q: Charger: Is there a replacement charger for this? Would prefer a Dremel product. Thanks!**
A: its a standard charger for both types of battery. I would say dremel or generic are just fine. its available on amazon or ebay if you search battery tech and charger

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by J***M on 6 August 2025*

This fits perfectly to the cordless model and has a lot of power . Very light and durable . Because it holds a lot of charge, it functions good and the value is well priced. You do have to charge it before using but overall it is a good battery

### ⭐⭐⭐⭐⭐ Review
*by R***Z on 2 February 2025*

Producto original y de excelente calidad.

### ⭐⭐⭐⭐⭐ Review
*by M***5 on 22 July 2025*

Charged fine, seems to work fine

## Frequently Bought Together

- Dremel B816-01 12V Max 3AH Lithium-ion Battery Pack
- Dremel 8250-5 12V Lithium-Ion Variable Speed Cordless Rotary Tool with Brushless Motor - 5 Rotary Tool Accessories, 3Ah Battery, Charger, and Tool Bag
- Dremel 160-Piece Rotary Tool Accessory Kit with EZ Lock Technology - 1/8" Shank - Cutting Bits, Polishing Wheel and Compound, Sanding Drums & Disc (710-08)

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**Shop now:** [https://www.desertcart.de/products/716191919-b816-01-12v-3-ah-lithium-ion-battery](https://www.desertcart.de/products/716191919-b816-01-12v-3-ah-lithium-ion-battery)

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*Product available on Desertcart Germany*
*Store origin: DE*
*Last updated: 2026-03-05*