China Servo Motor Manufacturers Factory - Customized Servo Motor Wholesale

Product Overview

Our industrial AC servo motors are engineered for demanding closed-loop motion control applications requiring rapid dynamic response, high positional accuracy, and sustained torque output. Built with rare-earth permanent magnets and high-resolution feedback systems, these units deliver smooth operation from zero speed up to 6000 RPM.

Designed for direct mechanical integration with standard industrial servo drives, each unit undergoes strict balancing and thermal testing to ensure consistent performance in multi-axis automation architectures.

Dc Servo Motor Controller
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12v Dc Servo Motor High Torque
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Dc Servo Motor Specifications
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This flange makes it very easy to fix the motor firmly onto your machine. It gives you a very solid connection. This is very important for high-precision jobs like CNC or medical equipment. Your
Low-Voltage DC Servo Motors
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24v Dc Servo Motor
Our 24v dc servo motor is a very stable and reliable choice. Hangzhou Zhongda Motor Co., Ltd. started in 1987. We have 125 employees and our own R&D team. Every 24v dc servo motor we make follows a

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Key Features & Benefits

High Power Density: Optimized electromagnetic design utilizes high-grade silicon steel laminations and tight copper slot-fill factors, reducing frame size while increasing continuous torque delivery.

Low Cogging Torque: Skewed stator slot geometry minimizes torque ripple, ensuring ultra-smooth low-speed rotation for precision grinding and inspection equipment.

Robust Thermal Management: Totally enclosed non-ventilated housing with an optimized anodized aluminum fin profile maintains winding temperatures well below insulation class limits (Class F, 155 deg C).

High-Resolution Feedback: Equipped with 23-bit absolute single-turn or multi-turn encoders, supporting standard industrial communication protocols for sub-arc-second positioning.

Ruggedized Environmental Seal: Precision shaft oil seals and O-ring flange gaskets achieve IP65 protection, resisting coolant, cutting oil, and fine metallic dust.

Manufacturing & Quality Assurance

Reliability originates from strict metallurgical control and repeatable machining processes. Our production operations adhere to rigorous, certified quality management systems.

Rotor Dynamic Balancing

All rotors are dynamically balanced to precise industrial vibration standards using automated milling stations to eliminate high-speed vibration.

Stator VPI Processing

Stators undergo Vacuum Pressure Impregnation with high-dielectric resin, eliminating internal air voids and maximizing thermal conductivity between windings and the iron core.

Magnet Assembly

Rare-earth magnets are surface-treated with protective plating and bonded using structural epoxy cured under controlled thermal profiles.

100% End-of-Line Testing

Every motor is run-tested on automated dynamometer test benches to verify back-EMF constants, phase resistance, insulation dielectric strength (1500 VAC, 1 min), and encoder signal integrity.

Applications

CNC Machine Tools: Spindle and feed-axis drives requiring high rigidity and rapid acceleration profiles.

Industrial Robotics: Articulated robotic arms and multi-axis joints demanding low rotor inertia and high torque-to-weight ratios.

Automated Packaging Lines: High-speed continuous rotary knife, labeling, and cartoning synchronization.

Precision Manufacturing Equipment: Specialized automation machinery requiring nanometer-level position tracking.

Specifications & Product Selection

Standard Technical Parameters

Model Series	Flange Size (mm)	Rated Torque (TN, Nm)	Rated Speed (NN, RPM)	Peak Torque (Tmax, Nm)	*Rotor Inertia (J, x 10^-4 kgm^2)**	Encoder Type
SM-60-04	60 x 60	0.64	3000	1.92	0.18	23-bit Absolute
SM-80-13	80 x 80	1.27	3000	3.82	0.65	23-bit Absolute
SM-130-15	130 x 130	4.77	2500	14.3	4.80	23-bit Absolute / Incremental
SM-180-27	180 x 180	17.5	2000	43.8	32.1	23-bit Absolute

Selection Guide for Engineers

Determine Continuous Torque (Trms): Calculate the RMS torque requirement across your motion profile (acceleration, constant speed, deceleration, dwell). Ensure Trms falls below the motor's rated torque line.
Verify Peak Torque (Tmax): Check that peak acceleration and braking torques do not exceed 3x rated torque to prevent premature magnetic demagnetization.
Inertia Ratio Matching: Keep the load-to-motor inertia ratio under 10:1 for standard applications, or under 5:1 for high-bandwidth dynamic positioning.
Drive Compatibility: Verify that the drive output current matches the motor's rated and peak current parameters, and confirm encoder communication protocol compatibility.

FAQ

Q: Are these servo motors compatible with mainstream industrial servo drives?

A: Yes. Our motors use standard incremental or absolute encoder protocols. We provide custom motor parameter configuration files and pre-wired encoder/power cables matched to your specific drive controller pinouts upon request.

Q: What is the maximum ambient operating temperature for these motors?

A: The standard operating temperature range is -20 deg C to +40 deg C. Derating of continuous torque is required if ambient temperatures exceed +40 deg C, calculated at approximately 1% reduction per 1 deg C up to +60 deg C.

Q: Do you offer custom shaft dimensions or custom winding configurations?

A: Yes. As an OEM manufacturer, we support custom mechanical modifications including modified shaft diameters, keyways, special flange dimensions, dual-shaft extensions, and custom winding voltages.

Q: What IP protection rating do your standard servo motors offer?

A: Standard production models are sealed to IP65, offering complete protection against dust ingress and low-pressure water jets from any direction. IP67 options with heavy-duty shaft oil seals are available for harsh washdown environments.

Q: What documentation and compliance records are provided with bulk shipments?

A: Each shipment includes individual factory test reports (dynamometer curves, electrical parameter logs, vibration test data), standard regulatory compliance documentation, and 3D CAD files for engineering integration.

Q: What is the standard lead time for OEM sample evaluation and batch production?

A: Standard catalogue samples ship within 3 to 5 working days. OEM custom configurations require 2 to 3 weeks for prototyping, while standard batch production runs operate on a 4 to 6-week delivery schedule.

We're well-known as one of the most professional servo motor manufacturers in China, also support customized service. Please feel free to buy bulk high quality servo motor made in China here from our factory. Contact us for pricelist.

24v Dc Servo Motor High Torque, 24v Dc Servo Motor, 48v Dc Servo Motor

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