Explore our top-tier industrial electric motor portfolios crafted for continuous duty operations, delivering unmatched efficiency and reliability.
Xi’an Lite SIMO Motor Co., Ltd is an elite electric enterprise, specializing in the manufacturing of large and medium-sized, high and low voltage AC motors, DC motors, synchronous motors, and explosion-proof motors in the Chinese mechanical industry. SIMO stands as a comprehensive manufacturing and service supplier integrating motor design, precise manufacturing, mechanical processing, mold making, and flawless assembly.
The Company proudly ranks at the absolute TOP of China’s motor manufacturing industry regarding production scale, technical capacity, and market penetration, maintaining a robust, fast-growing development trend for consecutive decades.
In industrial automation and heavy machinery, selecting the correct operating duty cycle is paramount to equipment longevity and energy efficiency. A Duty Cycle S1 Motor is engineered for continuous running duty. It operates at a constant load for a duration sufficient to reach thermal equilibrium, ensuring stable, uninterrupted, and highly efficient performance under demanding industrial environments.
China's industrial manufacturing ecosystem offers unmatched economies of scale, advanced automated CNC winding machinery, comprehensive vertical supply chains, and rigorous quality inspection protocols. This enables suppliers like Lite SIMO to deliver discounted, premium-grade S1 motors globally without compromising on technical tolerances or international compliance standards.
Global procurement strategies have shifted toward total cost of ownership (TCO) and extreme energy efficiency (IE3, IE4, IE5 standards). International enterprises actively seek reliable Chinese partners who provide certified high-voltage and low-voltage S1 motors capable of withstanding extreme thermal stress and continuous grid fluctuations.
S1 continuous duty motors are the vital heartbeat of critical infrastructure. Applications range from underground coal mine ventilation fans (flameproof motors) and massive mill drives in mining, to high-pressure water pumps, petroleum pipeline compressors, and large-scale metallurgical rolling mills operating 24/7.
The Company was founded originally in 1955, accumulating over 60 years of distinguished history in motor research, manufacturing, and international sales. Our registered capital stands firmly at 21.5 million RMB, backed by 3 advanced manufacturing factories and 1 specialized subsidiary facility.
SIMO Motor established and initially led by the government.
Relocated to the state-of-the-art new plant facility in Xi'an city.
Renamed to Xi'an Motor Factory following extensive integration.
Successfully reformed into a limited company from a state-owned enterprise.
SIMO Motor Group established, operating with 14 specialized subsidiaries.
Moved to the advanced high-tech industrial manufacturing park.
Official corporate transition to Tech Full Simo Motor.
Continuing our steadfast journey as a premier global motor manufacturer.
Our expansive R&D and manufacturing infrastructure covers all major classifications of electric motors. We proudly offer 34 major series, spanning over 1,800 distinct varieties and more than 19,500 precise specifications, covering a power output range from 0.35 kW all the way up to 25,000 kW.
Core Product Lineups Include: YX, YXKK, YXKS high voltage high efficiency three-phase asynchronous motors; YR, YRKK, YRKS wound rotor high voltage motors; YE3, YE4, YE5 ultra-high efficiency asynchronous motors; YVFE3, YVFE4, YVFE5 variable frequency speed-regulation motors; YBX3, YBX4, YBX5 explosion-proof series; T, TD, TK, TDMK synchronous motors; TFW large synchronous generators; and robust Z2, Z4, and Z-series DC motors.
Discover our customized hazardous area, high-voltage, and ultra-premium efficiency motor configurations built for rigorous industrial demands.
Lite SIMO has successfully achieved rigorous global quality system accreditations, including ISO9001 Quality System Certification, European Union “CE” certification, United States “UL” compliance, and Russian “GOST” standards.
Our electric motors are trusted and widely deployed across electricity generation, coal mining, petroleum refining, heavy metallurgy, national railways, modern transportation, chemical processing, agricultural irrigation, water conservancy, aviation, marine navigation, and high-tech sectors both across China and globally.
An S1 duty cycle motor is designed for continuous running operation under a constant load until it achieves thermal equilibrium. It is ideal for 24/7 industrial applications such as industrial pumps, continuous conveyor systems, factory ventilation fans, compressors, and main mill drives.
Lite SIMO offers over 60 years of motor manufacturing expertise, housing 1,172+ sets of advanced production equipment and a team of 260+ technical experts. We combine cost-competitive pricing with strict international compliance (ISO, CE, UL, GOST), ensuring superior reliability and direct factory support.
Our extensive motor portfolio covers power ratings from 0.35 kW up to 25,000 kW, accommodating low-voltage (380V/660V) as well as high-voltage specifications (3kV, 6kV, 10kV) tailored to specific industrial grid demands.
Our explosion-proof series (such as YBX3, YBX4, YBX5, and YBK3) undergo stringent pressure containment and thermal spark testing, meeting strict international hazardous area safety certifications for underground coal mining and petrochemical plants.
Lite Simo
