NANAO ELECTRIC （WUHAN） CO.,LTD., ( short for “NANAO ELECTRIC”), a high-tech manufacture enterprise mainly in H.V test equipment 20 years, a top technology company reform from National High Voltage Research Center, supporting by Wuhan University & Wuhan High-Voltage Institute of China, our company focus on production, design, technical develop and scientific research, more and more our testers have independent intellectual property of R & D for now, this enhance and protect our ability upgrade products. Our test equipment enter China Power market over twenty years for now, covering near 30 domestic provinces & autonomous regions. Now products exported Germany, Europe, USA, UK, Thailand, Middle East, Southeast Asia, other countries and regions, many years experience made us an international reference with a complete range of products and solutions. We have been serving our customers with top quality and expertise service, our testers have more than five years using life, have experience used by our users more than eleven years still very stabilizing, this based on existing technology innovation and products improvement. Our employees know the base for a new customer have second cooperation, only reason is we achieved “A choice from us, double satisfaction you get”, we will keeping support our clients with technology, researching and developing new testers for various solution.

Our company employees engineers and technical people account for 70% in total, and workers are all colleges and above. We fully absorbed domestic companies and foreign technology on H.V test equipment design & manufacturing technology, to be a leading expert on this area, including manufacturing, design, materials, and testing, our company has mature manufacturing experience in H.V testers area, factory located in Optics Valley Wuhan city. We accordance with ANSI, DIN, BS, AS , IEC and Chinese standard (GB). 

Manufacture equipment include:

-- SF6 circuit breaker and GIS; 

-- Oil-Immersed (No Pd) Test Transformer

-- Automatic Insulating Oil Dielectric Tester

-- Partical Discharge/High Voltage Withstand Device

-- 5kA-500kA Impulse Current Generator

-- 10-7200kV Impulse Voltage Generator;

-- Microcomputer Relay Protection Tester;

-- CT, PT, CVT;

-- Voltage Divider/High Voltage Measuring Device/Six Phases Tester;

-- Measurement Product/Secondary Circuit Tester;

-- Cable/Circuit/Lightning Arrester Test Device;

-- Earthing/Insulation/SF6 Gas Detection;

-- Transformer Inspection/Switch Testing Device;

For now, we have finish several big abroad bidding of turn-key project on above field.

Important Time of NANAO ELECTRIC

In 2005, NANAO ELECTRIC upgraded Automatic Insulating Oil Dielectric Tester, which reached the leading domestic on this level;

In 2005, Restructured with early South Australia Ereallk Gas company, Nanao electric company set up;

In 2006, NANAO ELECTRIC has passed Quality Certification of National Quality Supervision Center;

In 2008, NANAO ELE