Low Voltage Variable Speed Induction Motor Manufacturer
Low Voltage Variable Speed Induction Motors are designed to operate efficiently with Variable Frequency Drives (VFDs), providing accurate speed regulation, high energy efficiency, and stable performance across a wide range of industrial applications.
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Variable Speed Motor YJTG-355M1-4-220kw-380V-IP54The YJTG-355M1-4 is a 220kW VFD-optimized motor featuring Class F VPI insulation, a dynamically balanced rotor, and reliable low-vibration performance for continuous S1 industrial operation.
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Variable Speed Induction Motor YVF315L1-4A-160kw-380V-IC4...The YVF315L1-4A-160kw-380V-IC416-B3 is a heavy-duty, high-performance three-phase AC variable speed induction motor engineered specifically for variable frequency drive (VFD) applications.
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Inverter Motor YVF250M-4 55 KWInverter Motor YVF250M-4 55 kW is a high-performance three-phase asynchronous motor specially designed for variable frequency drive (VFD) applications. It provides flexible speed control, stable
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4 Pole Electric Motor YVF2-225S-4-37kw-380V-IP55-B3The 4 Pole Electric Motor YVF2-225S-4-37kW-380V-IP55-B3 is a VFD-compatible three-phase induction motor designed for industrial equipment requiring adjustable speed control and continuous operation.
Product Specifications
Our Low Voltage Variable Speed Induction Motors are available in a wide range of configurations to meet different industrial drive requirements.
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Item |
Description |
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Product Category |
Low Voltage Variable Speed Induction Motor |
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Motor Type |
Three-Phase Variable Frequency Induction Motor |
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Rated Voltage |
220V–690V (Customizable) |
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Frequency |
50Hz / 60Hz |
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Speed Control |
Variable Frequency Drive (VFD) Compatible |
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Pole Options |
2, 4, 6, 8 Poles |
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Cooling Method |
IC411, IC416 and customized options |
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Protection Class |
IP54, IP55, IP56 (Optional) |
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Insulation Class |
Class F / Class H |
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Duty Type |
Continuous Duty (S1) |
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Mounting Type |
B3, B5, B35, V1 and customized configurations |
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Efficiency Level |
IE2, IE3, IE4 (Available upon request) |
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Ambient Temperature |
Customized according to operating conditions |
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Standards |
IEC Standard |
Features
Our Low Voltage Variable Speed Induction Motors are specifically designed to maximize efficiency, reliability, and operational flexibility in modern industrial automation systems.
The optimized electromagnetic design provides smooth speed regulation throughout the entire operating range while maintaining stable torque output during acceleration, deceleration, and load fluctuations.
High-quality copper windings and premium electrical steel reduce energy losses and improve overall motor efficiency, helping customers lower operating costs over the lifetime of the equipment.
The motors feature robust mechanical construction, precision-balanced rotors, durable bearing systems, and advanced insulation technology to ensure reliable continuous-duty performance in demanding industrial environments.
Multiple cooling methods, protection classes, and mounting configurations provide flexibility for integration into a wide range of industrial machinery.
Fully compatible with mainstream Variable Frequency Drives (VFDs), these motors support intelligent manufacturing systems, process automation, and energy-saving applications where precise speed control is essential.

Applications
Low Voltage Variable Speed Induction Motors are widely used in industrial applications where energy efficiency, precise speed regulation, and continuous operation are essential. By working in conjunction with Variable Frequency Drives (VFDs), these motors enable equipment to operate at the most efficient speed for different production conditions, improving process control while reducing overall energy consumption.
Typical application industries include water treatment systems, pumps, industrial fans, compressors, HVAC equipment, conveyor systems, material handling machinery, mining equipment, cement production, metallurgy, steel processing, textile machinery, paper manufacturing, plastic extrusion, packaging machinery, food processing equipment, woodworking machinery, chemical processing plants, and automated production lines.
With stable performance over a wide speed range and excellent compatibility with modern industrial control systems, these motors help manufacturers improve productivity, reduce operating costs, optimize energy utilization, and extend equipment service life.

Manufacturing Process
Every Low Voltage Variable Speed Induction Motor is manufactured using advanced production equipment and standardized quality management procedures to ensure consistent performance and long-term operational reliability.
The production process begins with strict inspection of electrical steel, copper wire, bearings, insulation materials, and mechanical components. Precision machining, automated winding, rotor balancing, stator assembly, bearing installation, and cooling system integration are completed using advanced manufacturing equipment.
Each motor then undergoes electrical testing, inverter compatibility verification, temperature rise evaluation, vibration analysis, and comprehensive operational testing before final inspection, packaging, and shipment.
Continuous process optimization and lean manufacturing practices enable us to maintain high product consistency while meeting demanding international delivery schedules.

Quality Control
Quality assurance is implemented throughout every stage of manufacturing to ensure every motor consistently meets industrial performance requirements.
Incoming raw materials undergo comprehensive inspection before production. During manufacturing, critical processes such as winding, machining, assembly, rotor balancing, and electrical connections are continuously monitored by experienced quality engineers.
Finished motors undergo extensive testing including insulation resistance, high-voltage withstand, no-load testing, full-load performance verification, inverter operation testing, efficiency measurement, temperature rise evaluation, vibration analysis, noise testing, and final operational inspection.
Comprehensive production records and product traceability ensure stable quality across every manufacturing batch while providing customers with confidence in long-term product reliability.
Company strength
Xi'an Simo Electric Co., Ltd. (formerly known as Xi'an Electric Machinery Factory) was established in 1955 and is a leading enterprise in China's mechanical industry. It specializes in the research and production of large and medium-sized high and low voltage AC/DC motors, high-efficiency motors, and automation equipment systems. The company provides customized power equipment solutions that comply with GOST certification standards for the Russian industrial sector. These solutions are widely used in key industries such as power grid modernization, mining, metallurgy, and petrochemicals, helping to update local infrastructure and promote industrial development.The company has over 20 experienced senior engineers who can provide customers with a complete development cycle and customized solutions.Furthermore, our state-owned laboratory has been certified by the Chinese National Accreditation System (CNAS), and possesses multiple international certifications including ISO 9001 (the three major systems), GOST, CE, EAC, CCC and AAR (American Railway Association) quality management systems. The product quality is high and the operation is reliable.
Packaging & Delivery
To ensure safe international transportation, every Low Voltage Variable Speed Induction Motor is packaged using export-grade protective materials designed for long-distance shipping and industrial handling.
Each motor receives moisture-proof wrapping, anti-corrosion treatment, shock-resistant cushioning, reinforced export cartons or heavy-duty wooden crates, and customized pallet solutions when required.
We provide worldwide logistics solutions through reliable international freight partners, including sea freight, air freight, railway transportation, and express courier services for samples or urgent orders. Flexible trade terms such as EXW, FOB, CFR, CIF, and DDP are available to support efficient global procurement and supply chain management.
Certifications
Our manufacturing facilities operate under internationally recognized quality management systems and comply with applicable international standards for industrial motor manufacturing.
Available certifications and supporting documents include:
ISO 9001 Quality Management System
ISO 14001 Environmental Management System
ISO 45001 Occupational Health and Safety Management System
CE Certification
GOST Certification
EAC Conformity Certificate
FAQ
As one of the most professional low voltage variable speed induction motor manufacturers and suppliers in China, we're featured by quality products and low price. Please rest assured to buy durable low voltage variable speed induction motor in stock here from our factory. Also, custom service is available.