Coreless DC Motor Factory
Coreless-Motor.com (a specialized division of WelTeam Global) engineers and manufactures premium micro DC coreless motors (brushed and brushless DC) designed for demanding global OEM applications.
Utilizing advanced cup-shaped ironless rotor technology, our coreless motors deliver zero cogging torque, rapid dynamic response, ultra-low vibration, and high energy efficiency in compact form factors (10mm to 46mm outer diameter).
Built as a direct, cost-effective replacement for European industry standards such as Maxon and Faulhaber, XH Motors provides robust technical innovation, custom winding/shaft modifications, and rapid prototyping in as short as 1 to 2 weeks.
Core Advantages & Engineering Features
- Zero Cogging Torque: Ironless winding structure eliminates magnetic reluctance torque entirely, guaranteeing silky-smooth rotational uniformity even at ultra-low operating speeds.
- Low Inertia & High Power Density: Lightweight rotor design yields instantaneous start-stop acceleration, delivering maximum power output in slim, lightweight frames.
- Minimal Thermal & Electrical Noise: Optimized precious metal and carbon-graphite brush systems lower EMI interference, ensure quiet operation, and extend service life up to > 15,000 hours.
- Ergonomic & Low Vibration: Smooth dynamic balance drastically reduces hand fatigue, making these motors ideal for precision handheld tools like tattoo pens and surgical instruments.
- Rapid Prototyping & Supply Chain Efficiency: Flexible automated production lines allow sample engineering turnarounds in 1 to 2 weeks with minimal field repair rates.
Technical Specifications
All electrical parameters, shaft dimensions, and mechanical interfaces can be tailored to meet your specific project requirements.
| Parameter | Standard Range / Specification | Customization Options |
| Outer Diameter Range | 10mm – 22mm (Standard); Up to 46mm | Custom housing lengths, flanges, and mounting threads |
| Operating Voltage | 3V – 12V DC (Standard); Up to 24V/48V | Winding impedance tuned for specific battery voltages |
| No-Load Speed Range | 100 – 12,000 RPM (up to 50,000 RPM) | Low-speed shading or high-speed driving adjustments |
| Rated Torque Output | 2 mNm – 30 mNm (up to 120 mNm) | Integrated planetary or spur gearboxes |
| Positioning Accuracy | +-0.1 mm stroke precision | Custom stroke lengths and cam drivers |
| Rotor Construction | Ironless cup winding (Brushed/Brushless) | Precious metal or carbon-graphite commutation |
| Feedback Options | Magnetic / Optical encoders | Hall sensors for closed-loop motor control |
| Operational Lifespan | > 15,000 hours continuous operation | High-precision ball bearings or sintered sleeve bearings |
Primary OEM Application Solutions
1. Tattoo Machines & PMU Equipment
- Rotary Tattoo Pens & Guns: Delivers constant stroke speed and high torque under needle load without overheating.
- Permanent Makeup (PMU) & Microblading: Ultra-compact 10mm–13mm coreless motors tuned for quiet, steady cosmetic line work.
- Removal Systems & Cosmetic Tools: High-torque micro-drives engineered for predictable depth control and low hand strain.
2. Medical & Precision Instruments
- Surgical Power Tools & Infusion Pumps: High-reliability drive modules offering silent operation and steady volumetric delivery.
- Diagnostic & Micro-Dosing Systems: Instant start-stop capabilities for accurate fluid control.
3. Automotive & Aerospace Systems
- Positioning Actuators: Throttle control modules, optical radar positioning units, and cabin climate valve controllers.
- UAV & Micro-Drone Actuators: High power-to-weight ratio for light surface control actuators.
Custom OEM/ODM Capabilities
XH Motors provides end-to-end customization to ensure easy drop-in integration into your existing product housing:
- Shaft Options: Custom shaft lengths, D-flats, keyways, hollow shafts, or pre-fitted gear pinions.
- Gearbox Assemblies: Integrated micro planetary and spur gear reducers for increased torque output.
- Winding Tuning: Voltage and resistance adjustments tailored specifically for wireless battery power packs.
- Lead Wire Assemblies: Customized silicone wire lengths, terminal connectors, and pin layouts.
Partner with WelTeam Global / XH Motors
Take your product line to new levels of precision, life, and smooth performance with custom coreless DC motors.
- Website: www.coreless-motor.com
- Parent Group: WelTeam Global
- Delivery Time: Sample prototypes in 1–2 weeks; standard production lead times available upon inquiry.
- Technical Inquiries: Contact our engineering team via the website to request CAD files, datasheets, or custom sample quotes.
[Download Technical Brochure & Spec Sheets (PDF)]
📌 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)
