At Coreless Motor Co., Ltd, we specialize in high-efficiency micro-drive solutions engineered for applications demanding superior reliability, long operational life, and ultra-low noise. Our 5520 Series Outer Rotor Brushless DC (BLDC) Motor is specifically optimized to deliver powerful performance, making it the ideal drive solution for modern massage guns, personal care devices, and precision automation equipment.
Technical Specifications: 5520 Series BLDC Motors
1. Model: 5520-12.0 (Rated Voltage: 12.0 V)
- No Load: Current: 0.220 A | Speed: 3024 RPM
- At Maximum Efficiency: Current: 1.656 A | Speed: 2669 RPM | Torque: 549.6 g·cm | Efficiency: 75.7%
- At Maximum Output: Current: 6.340 A | Speed: 1512 RPM | Torque: 2342.8 g·cm | Output Power: 36.33 W
- Stall: Current: 12.459 A | Torque: 4685.6 g·cm
2. Model: 5520-24.0 (Rated Voltage: 24.0 V)
- No Load: Current: 0.180 A | Speed: 3808 RPM
- At Maximum Efficiency: Current: 1.249 A | Speed: 3328 RPM | Torque: 674.9 g·cm | Efficiency: 76.9%
- At Maximum Output: Current: 4.423 A | Speed: 1904 RPM | Torque: 2678.9 g·cm | Output Power: 52.32 W
- Stall: Current: 8.665 A | Torque: 5357.9 g·cm
Key Application Scenarios
Thanks to its robust outer-rotor design, the 5520 series provides high torque output and steady rotational momentum while maintaining quiet operation. Primary applications include:
1. Personal Care & Massage Equipment
- Fascia Guns / Massage Guns: One of the most popular and prominent uses for this outer-rotor BLDC motor type. It delivers consistent, powerful percussion force, extended durability, and minimal operating noise.
- Beauty & Skincare Devices / Eye Massagers: Premium personal care appliances requiring fine vibration or rotary motion control.
2. Smart Home & Small Appliances
- Mini Fans / Circulators: Leveraging high speeds and exceptional airflow efficiency.
- Blenders & Handheld Stirrers: Delivering stable, continuous stirring power under variable loads.
- Air Purifiers & Ventilation Parts: Ideal for compact blowers and cross-flow fans.
3. Medical & Laboratory Instruments
- Micro Pumps & Centrifuges: Precision fluid transfer, sample spinning, and air compression where stability and reliability are paramount.
4. Office & Commercial Automation
- Micro Printers & Copiers: Driving internal paper feeding and precision transmission structures.
- Projectors, Vending Machines & Shredders: Reliable mechanical drive and precise positioning control.
Partner With Us
Backed by ISO9001:2000 quality management and SGS environmental certification, we deliver uncompromising manufacturing standards. We also welcome custom specifications, shaft modifications, and driver board configurations to match your precise application requirements.
📌 We accept customized specification/parameters/drawings, contact us now for your requirement. Our engineering team will be delighted to make samples for you.
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📧 Email Us: chinaok321@gmail.com
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📱 WeChat/Mob: +8613713792667 ( our Whatsapp is blocked, please don't use whatsapp, just email, thanks)
