---
product_id: 573252011
title: "Dremel B816-01 12V 3 Ah Lithium-Ion Battery"
brand: "dremel"
price: "$3.60"
currency: USD
in_stock: false
reviews_count: 5
url: https://www.desertcart.us/products/573252011-dremel-b816-01-12v-3-ah-lithium-ion-battery
store_origin: US
region: United States of America
---

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

**Brand:** dremel
**Price:** $3.60
**Availability:** ❌ Out of Stock

## Summary

> 🔋 Power your passion, no pause needed!

## Quick Answers

- **What is this?** Dremel B816-01 12V 3 Ah Lithium-Ion Battery by dremel
- **How much does it cost?** $3.60 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/573252011-dremel-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

- • **Lightweight & Compact:** Weighs just 222g and fits snugly, so your workflow stays smooth and portable.
- • **Dual Battery Advantage:** Keep your projects moving—use one battery while charging the other to eliminate downtime.
- • **Extended Runtime Power:** 3Ah capacity keeps your Dremel tools running longer without interruption.
- • **Seamless Compatibility:** Designed specifically for Dremel 8240, 8250 & 8260 cordless tools for perfect fit and performance.
- • **Advanced Protection Tech:** Built-in safeguards prevent overheating, overload, and unnecessary discharge for reliable project efficiency.

## Overview

The Dremel B816-01 12V 3Ah Lithium-Ion Battery delivers high-capacity, reliable power tailored for Dremel 8240, 8250, and 8260 cordless tools. Lightweight and compact, it features advanced protection against overheating and overload, operates efficiently even in cold conditions down to -4°F, and includes a 2-year limited warranty—ensuring your DIY projects never lose momentum.

## 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: Great battery - 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: Excelente - 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 |
|---------------|-------|
| Manufacturer | Dremel |
| Part number | B816-01 |
| Item Weight | 222 g |
| Product Dimensions | 6.99 x 5.72 x 9.22 cm; 222.26 g |
| Batteries | 1 Lithium Ion batteries required. (included) |
| Item model number | B816-01 |
| Size | 12 V |
| Color | Black |
| Style | Industrial |
| Power source type | Battery Powered |
| Voltage | 12 Volts |
| Item Package Quantity | 1 |
| Grit Description | Non applicable |
| Special Features | Cordless |
| Included components | B816-01 12V Max 3Ah Lithium-ion Battery |
| Batteries Included? | Yes |
| Batteries Required? | No |
| Battery Cell Type | Lithium Ion |

## Images

![Dremel B816-01 12V 3 Ah Lithium-Ion Battery - Image 1](https://m.media-amazon.com/images/I/41GATgF4XlL.jpg)
![Dremel B816-01 12V 3 Ah Lithium-Ion Battery - Image 2](https://m.media-amazon.com/images/I/51GB5ayq3fL.jpg)
![Dremel B816-01 12V 3 Ah Lithium-Ion Battery - Image 3](https://m.media-amazon.com/images/I/51W4Yy0VvtL.jpg)
![Dremel B816-01 12V 3 Ah Lithium-Ion Battery - Image 4](https://m.media-amazon.com/images/I/51gI7+4n6ML.jpg)
![Dremel B816-01 12V 3 Ah Lithium-Ion Battery - Image 5](https://m.media-amazon.com/images/I/51j2rDI7rKL.jpg)

## 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

### ⭐⭐⭐⭐⭐ Great battery
*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

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

Producto original y de excelente calidad.

### ⭐⭐⭐⭐⭐ Excelente batería
*by R***A on 10 March 2024*

Como todo de la línea Drenen magnífica calidad

## 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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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-01-31*