ISO9001 and IRIS Certifications for Mitsubishi Electric's

Transmission & Distribution Systems Center Temporarily Suspended

TOKYO, May 6, 2022 - Mitsubishi Electric Corporation (TOKYO: 6503) announced today that the ISO 9001 and IRIS certifications for the company's Transmission & Distribution Systems Center (Amagasaki-city, Hyogo Prefecture) have been temporarily suspended by LRQA Limited, effective May 6, in connection with the certain quality-related conduct for transformers rated 22kV 2MVA or above at the Centers' Ako Factory, as announced on April 21.

Mitsubishi Electric is currently taking corrective actions to enable the certifications to be promptly reinstated.

The ISO 9001 certification (ISO:2015/JIS Q 9001:2015; registration number ISO 9001 - 0065200, ISO:2015/JIS Q 9001:2015; registration number ISO 9001 - 0067278) is an international standard for quality management systems. The IRIS certification (IRIS Certification^TM rules:2017 and based on ISO/TS 22163:2017; registration number YKA4005338) is an international standard for the railway industry.

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About Mitsubishi Electric Corporation

With more than 100 years of experience in providing reliable, high-quality products, Mitsubishi Electric Corporation (TOKYO: 6503) is a recognized world leader in the manufacture, marketing and sales of electrical and electronic equipment used in information processing and communications, space development and satellite communications, consumer electronics, industrial technology, energy, transportation and building equipment. Mitsubishi Electric enriches society with technology in the spirit of its "Changes for the Better." The company recorded a revenue of 4,476.7 billion yen (U.S.$ 36.7 billion*) in the fiscal year ended March 31, 2022. For more information, please visit www.MitsubishiElectric.com

*U.S. dollar amounts are translated from yen at the rate of \122=U.S.$1, the approximate rate on the Tokyo Foreign Exchange Market on March 31, 2022