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Our History

Founded in 1986, we have a long history of technological innovations that have revolutionized the industry. Combined with our genuine and collaborative customer approach, we have earned the reputation as the industry’s gold standard for power quality.

Today, we are expanding our global reach, helping businesses worldwide maximize the performance of their mission-critical equipment. We take great pride in the breadth of industries we serve. Rooted in the medical analytical and diagnostics, retail technologies, industrial, and telecom industries we continue to diversify our markets worldwide. Our growth is the result of providing unparalleled value to our customers through reliable power quality solutions, responsive service, and a vested interest in the outcome of their business success.




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1986

The company is founded in Tustin, California and incorporated under the name of SRI Powervar. The company pioneers the use of toroidal transformers for power conditioning applications.

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1987

The company introduces its first power conditioning products to the marketplace.
Powervar trademarks the concept of “The ABC`s of Power Conditioning®” as a tool to demystify the topic of power protection.

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1989

Operations are moved to new facilities in Lake Forest, Illinois (a northwest Chicago suburb). The new facility has 9000 square feet with one half being used for manufacturing and half for administration. New models are added and product line is re-engineered.

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1991

First power conditioners for medical use (UL544) are introduced.

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1992

First power conditioners for international applications (50/60 Hz., 230 volt) are introduced.

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1993

1993 – Sales exceed $5 million for the first time. Facility space is increased.
1994 –The power conditioning industry is revolutionized with Powervar`s introduction of a new generation of power conditioners with attractive styling and functional LED indicators. Facility space is increased.

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1995

1995/96 – Powervar introduces Ground Guard ®, the first power conditioner that replaces dedicated/isolated electrical wiring. In 1995 and 1996, applications are made for U.S., Canadian, and International patents. U.S. patent issues in 1997, Canadian and International patents issue in 2000.
1997 – Increased product demand results in elimination of production line in favor of a kanban driven cellular manufacturing system. Lead times drop dramatically. Sales exceed $10 million for the first time. Manufacturing space is doubled and production capacity increases exponentially.
1998 – International sales and service headquarters opens in Swindon, United Kingdom to service customers with global requirements.

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1999

1999 – Sales exceed $20 million for the first time.
2000 – The Security One Uninterruptible Power Manager (UPM) introduces the concept of Managed Power. Product is available in standard, IEC601 Medical, and Ground Guard ® versions for applications worldwide.

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2001

2001 – Construction completed on new 50,000 square foot manufacturing facility in Waukegan, IL.
2002 – Powervar becomes ISO9001-2002 Certified.
2003 – Powervar introduces new family of three phase power conditioners. The Global Power Interface Series 2000 spans 10kVA to 300kVA, is safety agency listed and certified to semi standard S2-0200.

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2004

Powervar Opens Sales Office in Germany.
Powervar`s UK operation moves to larger facility.
Sales exceed $30 million.

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2005

Powervar adds customer engineering capability.
Powervar receives Frost and Sullivan award for healthcare market.
Powervar Acquires ETA Systems.

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2006

Sales exceed $40 million dollars.
Powervar acquired by Pfingsten Partners.

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2008

RSPA awards Powervar their Gold Medallion Award.
Powervar introduces the LAPC for the retail market.

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2009

2009 – Powervar releases the Security Plus UPS Series.
2010 – Established Sales and Service in Sao Paul, Brazil.

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2011

• Powervar celebrates its 25th Anniversary.
• Established Sale and Service in Mexico City.
• Released the Mobile Power Manager.
• Opened Sales Office in Toronto, Canada.
• Acquired ONEAC.

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2014

Acquired by AMETEK – AMETEK is a leading global manufacturer of electronic instruments and electro-mechanical devices with annualized sales of $3.6 billion.

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2016

• AMETEK Powervar Celebrates 30 years of power quality.
• AMETEK Powervar launches new and improved Security II UPM available in Tower and Rackmount versions

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2017

AMETEK Powervar announces new Retail Technology (RT) UPMs for the service based POS systems

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2018

AMETEK Powervar launches the revolutionary 3400 Series UPS with advanced IGBT technology.

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2019

Powervar launches Security Plus II Single-Phase UPS and 3300 Series Three-Phase UPS

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2021

AMETEK Powervar celebrates 35 Years of Keeping Businesses in Business. 

AMETEK Powervar launches iSite PRO™ and LAPC PRO™