Low-Speed 3-Phase Brushless AC Motor 12–220V Hand Crank Gear Box

Meet the Low-Speed Three-Phase Permanent Magnet Brushless AC Motor with Hand Crank & Gear Box — a compact, versatile power unit engineered for DIY enthusiasts, hobbyists, and small-scale energy generation projects. Whether you're building a wind turbine, a hand-crank generator, or a custom mechanical drive, this motor delivers smooth, reliable output across a wide voltage range of 12V to 220V.

Made in Mainland China.

Why Choose This Brushless AC Motor?

• Three-Phase Permanent Magnet Design: Offers high efficiency, minimal maintenance, and consistent torque at low speeds — ideal for direct-drive applications.
• Wide Voltage Range (12V–220V): Flexible enough to work in both low-voltage DC setups (with optional rectifier) and standard AC environments.
• Hand Crank Compatible: Built-in hand-crank capability makes it perfect for manual generators, educational demonstrations, and off-grid projects.
• Integrated Growth Gear Box: The included reduction gear box ensures low-speed, high-torque output for demanding mechanical applications.
• Brushless Construction: No brushes means less friction, quieter operation, and a longer operational lifespan compared to traditional brushed motors.
• Multiple Configurations Available: Choose from motor only (A), motor + rectifier (B/D), or motor + fan blade (C) to suit your exact project needs.

Key Specifications

• Motor Type: Three-Phase Permanent Magnet Brushless AC Motor
• Voltage Range: 12V – 220V
• Drive Type: Low-Speed with Gear Box
• Hand Crank: Yes (compatible)
• Rectifier: Optional (available in select configurations)
• Fan Blade: Optional (available in select configurations)
• Origin: Mainland China

Configuration Options

• A: Separate Motor Only
• B: Rectifier Only
• C: Fan Blade
• D: Motor + Rectifier Combo

Ideal For

• DIY wind turbine & micro-hydro generator builds
• Hand-crank emergency power stations
• Educational science and engineering projects
• Small-scale mechanical drive systems
• Off-grid and renewable energy experiments
• Custom automation and robotics prototyping

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For more information on electrical safety standards for motors and generators, visit the OSHA Electrical Safety resource page.

Frequently Asked Questions

Q: What is the output voltage of this three-phase brushless AC motor?

A: This motor supports a wide voltage range of 12V to 220V, making it suitable for both low-voltage DC applications (when used with a rectifier) and standard AC setups. The exact output depends on the rotational speed (RPM) applied.

Q: Can I use this motor as a hand-crank generator?

A: Yes! The motor is hand-crank compatible and can function as a manual generator. When paired with the optional rectifier (Configuration D), it converts the AC output to DC, suitable for charging batteries or powering small devices.

Q: What is the difference between configurations A, B, C, and D?

A: Configuration A includes the motor only. Configuration B is the rectifier only. Configuration C includes a fan blade. Configuration D bundles the motor and rectifier together for a complete generating solution. Choose the option that best suits your DIY project requirements.

Q: Is this motor suitable for a DIY wind turbine project?

A: Absolutely. The low-speed, three-phase permanent magnet design and integrated gear box make this motor an excellent choice for small wind turbine builds, micro-hydro generators, and other renewable energy experiments.