Hanaix 3.0Ah 12V Max Replacement Battery for Dremel B812-01/02/03, 8200, 8220, 8300

Hanaix 3.0Ah 12V Max Replacement Battery for Dremel Tools

Meet Hanaix 3.0Ah 12V max replacement battery, a high performance option designed to power your Dremel rotary and oscillating tools with consistency and ease. This battery is built to fit the Dremel B812-01, B812-02, and B812-03 configurations and is compatible with popular models such as 8200, 8220, and 8300. When you need a reliable energy source on the job, Hanaix is ready to help you keep moving between tasks and projects.

Why this battery suits your workflow

• Exact compatibility — 12V, 3.0Ah capacity, designed to mirror the originals for reliable fit and balanced handling.
• Quick charging — works with the original charger and power adapter for faster top ups between tasks.
• Low maintenance — no memory effect and minimal self discharge, so it is ready when you are.

Build safety and performance

• Compact and lightweight — easy to carry between jobs; reduces fatigue during long sessions.
• Certified safety — CE, FCC, PSE, RoHS certified, aligned with standards for reliable operation.
• Durable design — engineered for steady power delivery under typical tool use.

Support and policy

We back Hanaix with clear service terms and responsive help to keep you productive.

• 1 month full refund and 12 month replacement option for quality concerns.
• 24 hour friendly customer service to assist with setup or compatibility questions.

For best results, pair with your original charger and store in a cool, dry place when not in use. This replacement is designed to offer a practical, dependable option for your Dremel tools, supporting you through a range of tasks from detailed detailing to light material work.