Hanaix 2-Pack 12V Battery for Dremel 8200/8220/8300 (B812-01/02/03)

Powerful, Ready-to-Use Replacement Batteries

Meet Hanaix's 2-pack of 12V batteries designed to replace Dremel B812-01, B812-02, and B812-03 packs while working with compatible cordless tools such as the Dremel 8200, 8220 rotary models and the 8300 oscillating tool. Each cell is built to provide dependable performance in the workshop or on job sites, balancing power with manageable weight.

What you get at a glance

• Voltage: 12V; Capacity: 3.0Ah—complete compatibility with the originals, ensuring a familiar fit and dependable power delivery.
• Two-pack design—an extra battery for back-ups or multi-tool setups, reducing downtime between tasks.
• Support for quick charging with the original charger and power adapter to minimize downtime.

Designed for long-lasting use

• No memory effect and virtually no self-discharge; you can charge or use as needed without worrying about capacity loss.
• Compact, lightweight form factor makes transport to a job site or workbench easier and less tiring during extended sessions.

Real-world use cases

Whether you’re tackling refinishing at home or performing on-site repairs, the Hanaix 12V system pairs well with the Dremel family for consistent performance. Expect smooth operation during cutting, grinding, sanding, or light polishing, with a balance between power and maneuverability.

Return policy and customer confidence

We offer a straightforward policy: a 1-month full refund window, plus 12 months for replacement or refund if quality problems arise. This structure aims to support peace of mind while you work.