
SHANDONG POWER EQUIPMENT CO.,LTD. (SPECO) manufactures ultra-high-voltage transformers and reactors, backed by strong R&D, advanced testing capabilities, and large-scale production capacity.
SHANDONG POWER EQUIPMENT CO.,LTD. (SPECO) is a transformer and power transmission equipment manufacturer specializing in R&D, design, manufacturing, sales, maintenance and testing, as well as related equipment supporting and EPC general contracting.
Its product portfolio covers power transformers and converter transformers across ultra-high-voltage applications, along with smart transformers, shunt reactors and smoothing reactors. The company also produces all-fiber current transformers and a range of distribution, wind power and amorphous alloy transformers.
With large-scale manufacturing facilities and advanced tooling and testing equipment, SPECO has developed mature technologies for UHV AC transformers, converter transformers, shunt reactors and large-capacity testing transformers. It operates an independent innovation system and focuses on customer needs through a quality assurance system, supported by advanced R&D platforms, simulation software and testing methods.
SPECO’s products serve power and industrial users across China’s provinces, cities and autonomous regions, and are exported to more than eighty countries and regions.

SPECO operates a dedicated independent innovation system and has developed proprietary achievements for UHV AC transformers, converter transformers and shunt reactors, supported by strong research and development capabilities.
A customer-focused quality assurance system is supported by advanced technology R&D platforms, simulation software and testing methods to ensure reliable performance across demanding grid applications.
Guided by an internationalization development strategy, the company continues to strengthen global market reach while advancing toward a world-class, leading power transmission equipment enterprise.
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