Hanaix two-pack 12V B812 batteries powering Dremel tools.
Hanaix battery charges quickly with the original charger for Dremel models.
Hanaix compact, lightweight 12V battery design reduces fatigue during use.
Hanaix battery features no memory effect and low self-discharge for reliable performance.
Hanaix 12V 3.0Ah capacity supports longer work sessions with Dremel tools.
Hanaix two-battery setup enables continuous operation on site.
Hanaix battery compatibility with Dremel 8200, 8220, and 8300 cordless tools.

Hanaix

Hanaix 2-Pack 12V 3.0Ah Battery Replacement for Dremel B812-01/02/03 | Compatible with 8200 8220 8300

High-performance tools and home improvement made for confident daily results

$53.67

3 shoppers currently have this item in cart.

Low stock: only 5 left in inventory. Add to cart before it's gone.

Shop Pay installment options may appear at checkout where eligible.

Free shipping Secure checkout 100% refund eligible
Bundle & save Buy 2 and save checkout time

Premium tools and home improvement quality selected for United States (USA) customers.

Routine pack Build your routine pack (3)

Fast dispatch with always-free shipping and secure checkout on every order.

Free shipping

i

Free shipping on every order. Fast dispatch, tracked delivery, and secure checkout included.

Easy returns

i

Simple return flow and responsive support for eligible items.

Peak-demand shipping delays

i

During high demand, deliveries may experience short carrier delays. Tracking updates remain active for every order.

24/7 customer support

Questions before checkout? Our team is available and ready to help.

Return & RefundEasy returns and policy details Shipping PolicyDelivery process and tracking info
Share

Why customers choose TaskHolt Tools

Upgrade your Dremel power with Hanaix

The Hanaix 2-Pack 12V battery replacement is designed to refresh your Dremel experience when using B812-01, B812-02, and B812-03 packs. This ready-to-go pair promises dependable power for projects that demand steady performance, whether you’re refining edges, shaping detail work, or tackling quick repairs. With two batteries on hand, you can swap in moments and stay focused on the task at hand.

Key specs at a glance

  • 12 Volt, 3.0 Ah capacity for solid runtime
  • 100% compatible with the original B812 series
  • Fast charging with the original charger and power adapter
  • No memory effect and very low self-discharge for flexible use
  • Compact, lightweight construction for easy transport and reduced fatigue
  • Two-pack setup for seamless tool swaps during projects

Designed for everyday use

Whether you are detailing, cutting, grinding, or sanding, these batteries respond promptly to your needs. The 12V system provides consistent power, and the 3.0 Ah capacity supports longer sessions before a recharge is required.

  • Chores in a workshop or garage where reliable, portable power matters
  • On-the-go projects where quick top-ups keep you productive

Durability and reliability

Built for long-lasting performance, Hanaix batteries minimize memory effects and offer low self-discharge. The result is dependable power delivery across charge cycles, helping you plan tasks with confidence rather than worry about drops in voltage mid-project.

What you get and warranty details

The two-battery pack is fully compatible with Dremel 8200, 8220, and 8300 cordless tools. If you encounter a quality issue, you have clear return or replacement options, including a 1-month money-back guarantee and a 12-month warranty window.

FAQ

Q: What devices work with Hanaix 2-Pack 12V Battery for Dremel?

A: Compatible with Dremel 8200, 8220, and 8300 cordless tools that use B812-01/02/03 batteries.

Q: What are the warranty and return options?

A: Includes a 1-month money-back guarantee and a 12-month warranty for replacement or refund on quality issues.

You may also like