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International Express（DHL/FEDEX/TNT/UPS/ARAMEX）/sea Freight / Air Freight / International Special Line
Freight Charge
For Industrial Equipment (e.g., PLC Modules, Inverters..), Shipping Cost Varies By Package Weight/volume And Delivery Location. Contact Our Sales Team For A Customized Shipping Solution And Quote
International Express（DHL/FEDEX/TNT/UPS/ARAMEX）/sea Freight / Air Freight / International Special Line
Freight Charge
For Industrial Equipment (e.g., PLC Modules, Inverters..), Shipping Cost Varies By Package Weight/volume And Delivery Location. Contact Our Sales Team For A Customized Shipping Solution And Quote
The W51 HD High-Efficiency Servo Motor delivers uncompromising performance for industrial automation, boasting an ultra-precise positioning accuracy of ±0.01mm that ensures consistent, high-quality output in demanding tasks like precision assembly, CNC machining and robotic operations. Its robust 3.5x overload capacity enables the motor to handle sudden load spikes and heavy-duty cycles with ease, eliminating downtime caused by motor stalling or failure. Engineered for efficiency and reliability, this servo motor is the ideal choice for manufacturers looking to upgrade their production lines, boost process stability and maximize operational efficiency.
Key Features & Highlights
Ultra-Precise Positioning: ±0.01mm accuracy with high-resolution encoder, ensuring consistent quality in precision machining & assembly.
IE5 High-Efficiency Standard: Low no-load/standby power consumption cuts energy costs by 20-40%; regenerative braking boosts energy reuse.
Fast Dynamic Response: Low inertia design + advanced vector control for smooth acceleration/deceleration, ideal for high-frequency start-stop tasks.
Global Compatibility & Reliability: CE/UL certified, IP65 protection, supports EtherCAT/PROFINET; MTBF over 100,000 hours for harsh industrial environments.
Core Technical Parameters
Parameter Category
Parameter Name
Parameter Value
Core Performance
Positioning Accuracy
±0.01mm
Overload Capacity
3.5x Rated Torque
Efficiency Class
IE5 High-Efficiency Standard
Mean Time Between Failures (MTBF)
≥100,000 Hours
Electrical Parameters
Supply Voltage
380-480V AC (Three-Phase), 50/60Hz
Power Range
0.75-22kW (Optional)
Rated Speed
3000rpm (Standard Model), Up to 7000rpm
Supported Bus Protocols
EtherCAT, PROFINET
Mechanical Parameters
Protection Class
IP65
Mounting Method
Horizontal/Vertical (IMB3/V1/B35, etc.)
Encoder Resolution
23-Bit High Resolution
Insulation Class
Class F (155℃)
Environment & Certification
Operating Ambient Temperature
-10℃~40℃ (Derating Required for Exceeding Range)
International Certifications
CE, UL, CSA
Overseas Sales Model List
Model No.
Rated Power
Rated Speed
Encoder Resolution
Brake Option
Key Certifications
Applicable Regions
W51HD-0.75-3000-EC
0.75kW
3000rpm
23-bit Absolute
Without Brake
CE, UL
EU, North America
W51HD-0.75-3000-EC-B
0.75kW
3000rpm
23-bit Absolute
With Brake
CE, UL
EU, North America
W51HD-1.5-3000-PN
1.5kW
3000rpm
23-bit Absolute
Without Brake
CE, CSA
EU, North America
W51HD-1.5-3000-PN-B
1.5kW
3000rpm
23-bit Absolute
With Brake
CE, CSA
EU, North America
W51HD-3.0-3000-EC
3.0kW
3000rpm
23-bit Absolute
Without Brake
CE, UL
EU, North America, Southeast Asia
W51HD-3.0-3000-EC-B
3.0kW
3000rpm
23-bit Absolute
With Brake
CE, UL
EU, North America, Southeast Asia
W51HD-5.5-3000-PN
5.5kW
3000rpm
23-bit Absolute
Without Brake
CE, CSA
EU, North America, Australia
W51HD-5.5-3000-PN-B
5.5kW
3000rpm
23-bit Absolute
With Brake
CE, CSA
EU, North America, Australia
W51HD-7.5-3000-EC
7.5kW
3000rpm
23-bit Absolute
Without Brake
CE, UL
Global (except special regulatory regions)
W51HD-7.5-3000-EC-B
7.5kW
3000rpm
23-bit Absolute
With Brake
CE, UL
Global (except special regulatory regions)
W51HD-11-3000-PN
11kW
3000rpm
23-bit Absolute
Without Brake
CE, CSA
Global (except special regulatory regions)
W51HD-11-3000-PN-B
11kW
3000rpm
23-bit Absolute
With Brake
CE, CSA
Global (except special regulatory regions)
W51HD-22-3000-EC
22kW
3000rpm
23-bit Absolute
Without Brake
CE, UL
Global (except special regulatory regions)
W51HD-22-3000-EC-B
22kW
3000rpm
23-bit Absolute
With Brake
CE, UL
Global (except special regulatory regions)
Application Fields
CNC Machining & Precision Tooling: Delivers ±0.01mm positioning accuracy for milling, turning, and engraving machines, ensuring consistent workpiece precision.
3C Electronics Manufacturing: Ideal for high-speed pick-and-place, PCB drilling, and component assembly lines with its fast dynamic response.
Automotive Production: Handles heavy-load tasks like welding robots, chassis assembly, and conveyor systems with 3.5x overload capacity.
Medical Device Manufacturing: Meets strict precision requirements for diagnostic equipment, surgical robot joints, and medical component machining.
Packaging & Labeling Machinery: Enables smooth, high-speed operation for filling, sealing, and labeling lines, reducing production bottlenecks.
Logistics & Material Handling: Powers automated guided vehicles (AGVs), palletizers, and sorting systems with reliable 24/7 performance.
W51 HD High-Efficiency Servo Motor - FAQ
Q1: What industrial bus protocols does the W51 HD series support?
A: It's compatible with mainstream protocols like EtherCAT and PROFINET, matching most global automation control systems. No extra adapter is needed for quick integration.
Q2: Can this motor work in harsh environments (dust, humidity)?
A: Yes. It has IP65 protection grade, which resists dust and water splashes. The high-temperature resistant winding wire also suits high-heat workshops like welding and casting.
Q3: Does the W51 HD meet international certification standards?
A: Absolutely. It's certified with CE and UL, complying with EU and North American market access requirements. No need to worry about customs clearance issues.
Q4: How does the 3.5x overload capacity benefit my production line?
A: It handles sudden load spikes easily--like when a robot grabs heavy workpieces--without stalling or downtime. This keeps your 24/7 production running smoothly.
Q5: Is the W51 HD motor energy-efficient? What's the efficiency standard?
A: It meets IE5 high-efficiency standard, cutting energy costs by 20-40% compared to traditional motors. The regenerative braking function also reuses kinetic energy during deceleration.
Q6: What's the service life of this servo motor?
A: The MTBF (Mean Time Between Failures) is over 100,000 hours. With regular maintenance, it can stably run for 5-8 years in general industrial scenarios.
Q7: Can it replace servo motors from other brands directly?
A: It supports flexible mounting and size customization. We can provide matching adapters for most mainstream brands, realizing direct replacement without modifying the mechanical structure.
