Sunvim Motor
Explore our premium selection of highly reliable, energy-efficient three-phase induction and modular electric motors.
In today's modern industrial landscape, electric motors account for over 53% of global electricity consumption. Within manufacturing facilities, municipal systems, and heavy production lines, this share can rise above 70%. Consequently, the transition to high-efficiency motor technology represents one of the most immediate and cost-effective pathways for enterprises to achieve compliance with strict decarbonization directives, such as the EU Eco-design Regulation and ISO 50001 energy management protocols.
The Yx3 Series High-Efficiency Three-Phase Asynchronous Motor represents a hallmark of engineering excellence, specifically designed to meet the demands of modern dynamic drive systems. Operating as a critical component in low-voltage power networks, the Yx3 series delivers a significant technological evolutionary step over legacy Y and Y2 series systems. Built using premium quality, cold-rolled magnetic silicon steel laminations, and refined stator windings, these motors minimize electromagnetic, stator copper, rotor aluminum, and mechanical ventilation losses.
Information Gain Insight: The Yx3 series achieves high-efficiency markers (equivalent to IEC IE3 Premium Efficiency class standards) by optimizing stator slot layouts and upgrading slot fill factors. This design reduces internal operating temperatures by up to 10-15°C compared to conventional induction motors, extending insulation life significantly and lowering Total Cost of Ownership (TCO).
As global industrial machinery shifts toward high automation, motor designs are adapting to meet new parameters. Key trends dominating the market include:
Empowering global heavy industries since 1963 with precision engineering, world-class facilities, and heavy-duty manufacturing resilience.
Empowering Industries Since 1963 — A Strategic Leader in Advanced Induction Motor Production.
With over 60 years of deep-rooted expertise in electric motor research and manufacturing, Shandong Sunvim Motor Co., Ltd. represents the pinnacle of industrial innovation. Following a strategic corporate transformation in 2022, we have rapidly established a high-standard, modernized production ecosystem tailored for the future of global industry.
Backed by the powerful resources of Sunvim Group—a multi-billion RMB conglomerate—Shandong Sunvim Motor Co., Ltd. benefits from strong financial stability and strategic growth. Our expansive facilities house over 400 sets of advanced manufacturing, precision testing, and automated supporting equipment, driving an impressive annual production capacity of up to 3 million kilowatts.
Today, Sunvim Motor has evolved into a premier enterprise seamlessly integrating R&D, world-class manufacturing, global distribution, and dedicated customer service. Driven by the excellence of Sunvim Group, the SUNVIM brand has earned widespread international recognition. Our high-performance electric motors are trusted by global OEMs and industrial buyers across premier markets, including Germany, Italy, Greece, Spain, Belgium, Denmark, South Africa, Slovakia, Australia, Singapore, Indonesia, Malaysia, and Taiwan.
More than half a century of dedication, industrial structural changes, and engineering growth.
In 1963, Gaomi Electric Appliance Factory was established. In 1988, renamed as Weifang Electric Machinery Factory.
In 1987, Mr. Sun, then the factory director, left the Gaomi Electric Appliance Factory and set up Gaomi Towel Factory, the predecessor of Sunvim.
In 2008, Weifang Electric Machinery Factory was acquired by Sunvim, Shandong Sunvim Electrical Machinery Co. Ltd. was established.
In 2022, a new factory completed in Sunvim industrial park and was renamed as Shandong Sunvim Motor Co. Ltd., scaling up automated output capabilities.
State-of-the-art automation lines guaranteeing microscopic precision and strict tolerance margins.
Get to know which are the Certificates that Sunvim has. Our products comply with multiple rigorous worldwide quality frameworks.
ISO9001:2015
CE
UKCA
UL
SABS
CCS
ABS
DNV
China's electric motor manufacturing sector has evolved from a mass-production model into a highly advanced Factory 4.0 ecosystem. For global B2B procurement managers, sourcing from a manufacturer like Shandong Sunvim Motor Co., Ltd. guarantees not just lower initial purchase costs, but deep strategic value derived from vertical supply chain integration.
In the context of the highly unstable post-pandemic global market, supply chain resilience has emerged as a top-priority business metric. A resilient supply chain means that raw materials, specifically cold-rolled silicon steel sheets and premium high-purity copper wiring, are sourced locally under long-term agreements. Because Shandong Sunvim Motor operates within the framework of the multi-billion RMB Sunvim Group, it enjoys unmatched material purchasing power and financial buffers. This setup cushions global clients against volatile pricing and guarantees continuous production scheduling, even when energy markets shift.
Furthermore, Shandong Sunvim's production floor is equipped with highly automated CNC lines, robotic winding machines, and automated vacuum pressure impregnation (VPI) insulation ovens. Automation drastically minimizes manual human error, delivering a standard deviation close to zero in stator concentricity and rotor dynamic balance. Ultimately, this directly translates into lower operating vibrations, minimal heat emissions, and a prolonged operational life expectancy for our motors.
Information Gain Insight: The type test center at Shandong Sunvim allows for complete full-load thermal testing, load performance curve evaluations, and spectral vibration analyses. Buyers receive complete product trace files containing authentic laboratory verification test sheets, providing unmatched trust and compliance security under ISO and IEC guidelines.
Industrial procurement agents and global OEMs are regularly confronted with complex hurdles when selecting electric motor supply lines:
Engineered to deliver high torque, structural durability, and energy savings across diverse heavy-duty industrial sectors.
The primary distinction of the Yx3 Series lies within its carefully calibrated internal electromagnetic geometries. Our design and engineering team has configured these three-phase asynchronous motors to excel under tough voltage and environmental stresses. Check the core parameters detailed below to understand why these motors are selected worldwide.
| Parameter | Yx3 Series Standard Specification | Y2 / Y Series (Legacy) Comparison | Technical Benefit |
|---|---|---|---|
| Efficiency Grade | IE3 (Premium Efficiency) | IE1 / IE2 (Standard Efficiency) | Cuts energy waste by 4-6%, leading to lower monthly power bills. |
| Frame Materials | Grey Cast Iron (FC200+) or Aluminium | Standard Ductile Iron | Superior structural strength, offering high thermal dispersion capabilities. |
| Insulation Rating | Class F (Class B temperature rise test) | Class B Insulation | Creates a safety buffer of 25°C, extending winding life expectancy. |
| Protection Class | IP55 / IP56 Dust & Water Resistant | IP44 / IP23 Semi-Protected | Provides complete defense against dust and pressurized water jets. |
| Winding Materials | 100% Electrolytic High-Purity Copper | Mixed Alloy Winding | Delivers ultra-low stator resistance and excellent heat dissipation. |
| Cooling Method | IC411 (Totally Enclosed Fan Cooled) | IC01 Open Ventilation | Consistent airflow across the motor casing, avoiding hot spots. |
Professional engineering answers to key technical questions raised by industrial procurement managers.
The primary difference lies in the efficiency class, rotor design, and stator core length. The Yx3 series is engineered to satisfy the IEC IE3 Premium Efficiency criteria, whereas older Y and Y2 series motors operate at IE1 or standard efficiency limits. By utilizing high-permeability, low-loss cold-rolled silicon steel laminations, Yx3 motors generate significantly less internal waste heat, operate at cooler temperatures, and consume less energy under identical workloads.
Yes, our Yx3 series motors can be configured to run alongside VFDs. For operations requiring variable speed control (such as ventilation systems or chemical pumps), we recommend using our special YVF series or specifying class H insulation and insulated bearings to protect against shaft currents and harmonic voltage surges.
Shandong Sunvim electric motors are manufactured in strict compliance with the International Electrotechnical Commission (IEC) standard 60034 series. Additionally, our products carry necessary certifications for specific regions, including CE (European Union), UKCA (United Kingdom), UL (North America), SABS (South Africa), as well as marine certifications from ABS, DNV, and CCS.
Operating from our 68,000 m² state-of-the-art facility backed by the Sunvim Group, we secure all crucial raw materials locally. This structural setup shields our manufacturing lines from international material shortfalls, ensuring reliable delivery schedules, consistent quality controls, and highly competitive, factory-direct wholesale pricing.
Discover specialty modular, marine-grade, slip ring, and synchronous motor systems built for targeted heavy industry applications.