Shanghai Sanxin Automation Engineering Co., Ltd. is a professional agent and equipment maintenance service provider for frequency converters, and an authorized Danfoss Technical Service Center.

The company has more than 20 senior maintenance engineers and engineering technicians with strong technical expertise and extensive experience in the maintenance and renovation of frequency conversion equipment. Equipped with advanced integrated circuit testing instruments, dedicated test benches and sufficient spare parts inventory, we provide customers with prompt and high-quality frequency converter maintenance and upkeep services.

As core power equipment for motor operation, frequency converters require extremely high operational reliability. In actual application, factors such as changing operating environments and load conditions will affect the operational safety and service life of frequency converters. Regular maintenance and upkeep can optimize operating conditions, eliminate potential faults, ensure stable equipment operation, extend the service life of frequency converters, and play a positive role in equipment guarantee and maintenance cost reduction.

The company holds a professional maintenance qualification certificate issued by the Shanghai Municipal Economic Commission and has passed the GB/T19001-2016/ISO9001:2015 quality management system certification. We deliver efficient and premium frequency converter maintenance and upkeep services for clients. The company has undertaken preventive maintenance projects for frequency converter system equipment of many large enterprises, with rich practical experience in industrial production, building air conditioning systems, compressor stations, sewage treatment and other application scenarios.