Shenyang Deguang Electricity Technology Co., Ltd., established in 2012, is located in Xiangrui Industrial Park, Hunnan New District, Shenyang, Liaoning Province, China.
Shenyang Deguang Electricity is a modern enterprise specializing in the production of non-electrical quantity protection devices for high-voltage power transmission and transformation, high-voltage power transformer components and digital intelligent protection devices for transformers, electrical instruments, and electronic components. Its core products include YSF series pressure relief valves, QJ series gas relays, QYW series multi-functional protectors, YZF series transformer pointer-type oil level gauges, SYJ series fast-acting (sudden) pressure relays, transformer temperature controllers, transformer dehumidifiers, precision valves, and supporting components for photovoltaic, wind power, and other new energy transformers. All of the above products have passed third-party certifications such as GB, CE, and CNAS. The company currently has 110 employees, a professional design team, first-class production and testing equipment, and a strict management system (ISO: 9001/45001/14001). Utilizing advanced production processes, it manufactures top-tier products in China, gaining recognition and trust from a wide range of users in the industry.
Currently, the company maintains long-term and stable cooperation with over 400 transformer manufacturers both domestically and internationally. Examples of companies include: Hitachi New Energy, Siemens, Xi’an Electric Group, TBEA Group, Shandong Electric Power Group, Taikai Transformer Co., Ltd., and XJ Group; photovoltaic and wind power companies include: Igor Co., Ltd., Sungrow Power Supply Co., Ltd., Jinpan Technology Co., Ltd., Guangdong Mingyang Electric Co., Ltd., and Qingdao TGOOD Transformer Co., Ltd.
The company adheres to the business philosophy of “customer first, quality first, and standards first,” and implements “instant design, instant production, and instant verification” to meet customers’ personalized and customized product needs. We strive to provide customers with the highest quality and most reliable products.
Your Partner in Non-Electrical Protection Solutions —— Safeguarding Global Power Transmission & Transformation
New Product Release | YSF20-70/50SKJTHB Pressure Relief Valve for Transformer Protection
Reliable Protection for Oil-Immersed Transformers The YSF20-70/50SKJTHB Pressure Relief Valve is a safety protection device specially designed for oil-immersed transformers. It helps release excessive internal pressure caused by transformer faults, reducing the risk of tank deformation and ensuring […]
2026-08-04
YSF20 Pressure Relief Valve Successfully Applied in a Transformer Project Involving Siemens Energy Austria
Project Overview Shenyang Deguang Electric Technology Co., Ltd. is pleased to announce that its YSF20 Pressure Relief Valve (PRD) has been successfully supplied for a transformer project involving Siemens Energy Austria GmbH. The project demonstrates the reliability, safety, and performance of Degua […]
2026-07-07
Deepening Cooperation and Seeking Development – Leaders of Guangdong Mingyang Electric Visit Shenyang Deguang Electric for Inspection and Exchange
On June 23, 2026, the leadership inspection team of Guangdong Mingyang Electric visited Shenyang Deguang Electric Technology Co., Ltd. to conduct on-site factory inspection and evaluation of suppliers. The core teams of the company’s technology, production, and quality inspection accompanied t […]
2026-07-01