FOR IMMEDIATE RELEASE

Densei-Lambda K.K. Announces Personnel Change

TOKYO, April 9, 2001 -Densei-Lambda K.K. (TSE: 6917), a leading manufacturer of
power systems, today announced that representative director and COO John
Breckenridge will leave the firm on April 26, 2001 to take up a position in the
investment banking industry.

Takeo Suzuki, President of Densei-Lambda, said: "It has been a pleasure working with
John, and we wish him well as he takes on new challenges. He has provided valuable
support as Densei-Lambda achieved its strategic objectives of refocusing its core
businesses and pursuing long-term growth."

Going forward, Densei-Lambda does not plan to appoint a new COO, as the firm has
satisfied its primary restructuring objectives and has also broadened managerial
responsibility among its directors.

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For further inquiries, please contact:

Masami Kobashi, Director                        Tel: +81 3 3447-4411

Notes to Editors

Headquartered in Tokyo, Densei-Lambda is the Asian hub of operations for Invensys Power
Systems. It is a research and development center of excellence for DC-DC converters and
switching power supply product development, manufacturing and purchasing. Densei-Lambda
also provides marketing, sales and service support for Invensys Power System's battery and
uninterruptible power supply products.

Invensys Power Systems is the American-based world leader of secure power, energy storage,
power conversion and telecom energy systems with 19,000 employees and £1.8 billion in sales.

On November 22 Invensys plc announced its intention to fully separate its Power Systems
division. The Board of Invensys indicated that a primary listing for the separated Power Systems
division will be sought on the London Stock Exchange with a probable secondary listing in the
US. Densei-Lambda is majority owned by Invensys and will be part of the separated Power
Systems division.