Products
400W permanent magnet variable frequency synchronous motor
Parameters of 400W permanent magnet variable frequency synchronous motor
- Rated Voltage: Three-phase 220V, Three-phase 380V
- Maximum Output Power: 2200W
- Frequency Adjustment Range: 2-75Hz
- Speed Reduction Range: 50-2000 r/min
- Rated Current: Three-phase 220V 9.5A, Three-phase 380V 8.7A
- Starting Torque: Three-phase 220V 23.5 N·m, Three-phase 380V 23.5 N·m
- 50Hz Torque: Three-phase 220V 15.6 N·m, Three-phase 380V 14 N·m
- Protection Level: IP44
- Duty Type: S1
- Drive Mode: Variable Frequency Drive
- Energy Efficiency Level: Level 1 Energy Efficiency
Product portfolio

Reduction ratio: 1:3-200
Mdel: YH□-400-□-S

Reduction ratio: 1:3-200
Mdel: YV□-400-□-S

Reduction ratio: 1:5-150
Mdel: YRT□-400-□-S

Reduction ratio: 1:5-150
Mdel: YRC□-400-□-S
Model Description

Technical characteristics of permanent magnet variable frequency synchronous motor
The 400W Permanent Magnet Variable Frequency Synchronous Motor is a highly efficient, precisely controlled, and stably operating motor, featuring the following technical characteristics:
- High Efficiency: The permanent magnet variable frequency synchronous motor utilizes permanent magnets, eliminating losses such as copper loss and iron loss found in traditional motors. This enhances motor efficiency, achieving greater energy savings.
- Precise Control: Employing variable frequency control technology, the motor offers accurate speed regulation and load characteristic control, meeting the demands of various precision machining applications.
- Stable Operation: During operation, the permanent magnet variable frequency synchronous motor maintains consistent performance without fluctuations caused by changes in load weight, ensuring smooth operation and improved stability and reliability.
- Low Noise: The motor produces significantly lower noise levels during operation compared to traditional induction motors, making it notably quieter.

Application of Permanent Magnet Variable Frequency Synchronous Motor
Permanent magnet synchronous motors, with their advantages of high efficiency, high power factor, precise control, and stable operation, are widely applied across various fields. Below are specific application areas:
- Automotive Industry: Permanent magnet synchronous motors serve as a critical driving force in new energy vehicles, widely used in electric vehicles (EVs) and hybrid electric vehicles (HEVs).
- Mechanical Manufacturing: In the field of mechanical manufacturing, these motors are extensively utilized in machine tools, industrial robots, and similar equipment, enabling high-efficiency, high-precision control, and high-speed rotation.
- Home Appliances and Electronics: With their compact size, low noise, and high efficiency, permanent magnet synchronous motors are widely employed in household appliances and electronics, such as fans, air purifiers, blowers, washing machines, air conditioners, and refrigerators.
- Marine and Offshore Engineering: The high efficiency and precise control of permanent magnet synchronous motors make them suitable for ship power systems and electric drive systems in offshore platforms.
- Renewable Energy: These motors are broadly applied in renewable energy sectors, such as wind power and solar power generation, achieving efficient energy conversion.
Comparison Table of Reduction Ratio and Performance of Permanent Magnet Variable Frequency Synchronous Motor Gearbox

Outline dimension drawing of 400W permanent magnet variable frequency synchronous motor


Advantages of choosing Hengming intelligent devices
Our company offers highly competitive pricing in the market. We leverage advanced production processes and a robust production management system, utilizing mass production and centralized raw material procurement to reduce manufacturing costs. We prioritize our customers’ interests above all, maintaining production costs within a reasonable range without compromising the quality or performance of our products. As a result, compared to similar products in the market, our pricing demonstrates a strong competitive edge.
Product advantages:
- High Efficiency and Energy Saving: Utilizing permanent magnet synchronous technology, the motor achieves high efficiency and low energy consumption, meeting the national Level 1 energy efficiency standard.
- Wide Voltage Range: The motor operates effectively across a broad range of supply voltages, offering strong adaptability.
- Precise Control: Employing variable frequency speed regulation technology, it provides high control precision to meet the demands of various applications.
- Low Vibration and Low Noise: The motor runs smoothly with minimal noise, making it suitable for environments with stringent noise requirements.
Service advantages:
The 400W Permanent Magnet Variable Frequency Synchronous Motor is a highly efficient, precisely controlled, and stably operating motor, featuring the following technical characteristics:
- High Efficiency: The permanent magnet variable frequency synchronous motor utilizes permanent magnets, eliminating losses such as copper loss and iron loss found in traditional motors. This enhances motor efficiency, achieving greater energy savings.
- Precise Control: Employing variable frequency control technology, the motor offers accurate speed regulation and load characteristic control, meeting the demands of various precision machining applications.
- Stable Operation: During operation, the permanent magnet variable frequency synchronous motor maintains consistent performance without fluctuations caused by changes in load weight, ensuring smooth operation and improved stability and reliability.
- Low Noise: The motor produces significantly lower noise levels during operation compared to traditional induction motors, making it notably quieter.