Our History
Prolec GE Waukesha has a rich history spanning more than 50 years. With familiar industry names like Hevi-Duty and ABB in our timeline, our roots are firmly planted in the power industry. Flourishing from our humble beginnings in small warehouses with only a few pieces of equipment to one of the largest U.S. manufacturers of power transformers and valued supplier of transformer service solutions, we currently employ over 1000 people nationwide between our three manufacturing facilities, field service team and sales organization.
Our Story
1967
December 1
Hevi-Duty Electric Moves to New Facility
Hevi-Duty Electric, in business since 1915, moves to its newly constructed manufacturing facility and headquarters office building in Goldsboro, North Carolina, where Hevi-Duty Electric continues to produce both dry-type and liquid power transformers. The first three liquid transformers manufactured by the new plant are put in service to power the…
1970
February 8
RTE-ASEA, Inc. Established
RTE-ASEA, Inc. established as a power transformer manufacturing company in Waukesha, WI.
1971
December 10
First RTE-ASEA Transformer Ships
First RTE-ASEA Transformer Ships.
1977
May 12
Hevi-Duty Electric Becomes General Signal
Hevi-Duty Electric becomes a unit of General Signal Corporation.
1979
December 4
15,000 Sq. Ft. Hevi-Duty Addition
15,000 sq ft, 72 ft high bay addition with a 150 ton crane opens at Hevi-Duty’s facility to increase output capabilities.
1983
June 15
1987
August 21
1990
August 22
$7.6M Expansion Doubles Hevi-Duty Electric/General Signal Plants
$7.6M expansion doubles Hevi-Duty Electric/General Signal plant’s power transformer manufacturing capacity in Goldsboro, North Carolina, and transitions plant away from dry-type transformers to all liquid power.
September 6
1995
July 21
1998
October 9
1999
February 20
2000
October 18
2001
September 12
Manufacturing Expansion Grand Opening
Grand opening ceremony held for Wisconsin plant’s 100,000 sq ft manufacturing addition for large power transformers which broke ground in late 2000.
2002
January 24
December 6
Milpitas Plant Manufacturing and Test Equipment Moves
Milpitas plant manufacturing and test equipment moved to North Carolina and Wisconsin facilities as necessary to expand those plants’ capabilities.
2007
December 19
2009
October 21
Modernization of Waukesha<sup>®</sup> Service Fleet
$1.7M investment over two years to modernize the Waukesha® Service vehicle fleet culminates with the last of four new semi tractor/crane combination units being put into service.
December 15
2010
May 14
Large Power Transformer Expansion
SPX announces a $70M expansion of the Waukesha, Wisconsin, facility to enable increased production of very large, high voltage transformers.
October 7
High Voltage Supply is Rebranded
High Voltage Supply is rebranded Waukesha® Components to align all groups under the same company brand.
2011
November 18
November 18
Waukesha Electric Systems Inc. Changes Name
2012
2014
October 15
SPX Corporation Spin-Off of Flow Businesses
SPX Corporation Board of Directors approves plan for tax-free spin-off of its flow businesses with anticipated completion within 12 months.
2015
September 25
2021
October 4
2022
January 4
SPX TRANSFORMER SOLUTIONS, INC. CHANGES NAME
SPX Transformer Solutions, Inc. changes name to Prolec-GE Waukesha, Inc.