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Welcome to the ASCO Website

Welcome to our website.

ASCO. Innovations through History.

At ASCO, we have a long history of innovation. In fact, it’s part of our DNA. Since 1888, ASCO has prided itself on providing cutting edge technology and never compromising on quality.
See ASCO Innovation Milestones

Company History

1888

Automatic Transfer Switch Company founded on September 5th, in Baltimore, MD.

1904

Headquarters moved to New York City

1907

Manufacture Solenoid Valve and Switches

1925

First commercial use of ATS for traffic signal controls

1947

NJ Froment and Co. Ltd. was founded

1953

Avtron Load Banks founded

1955

Avtron builds first load bank

1959

ASCO Switch extend its business overseas entering into UK

1967

First Power Control System installed at Western Union in NJ, USA

1975

Develop and manufacture systems for control of emergency power and conservation of energy

1983

• First computer based Diesel Engine Controller
• First manufactured ASCO Generator Control Panel I

1985

• Froment introduce first load bank 
• Automatic Switch Company was acquired by Emerson Electric Company

1987

ASCO manufactures first Generator Sensing Panel

1990

ASCO Services established with 6 Technicians

1991

First Microcontroller Based Diesel Engine Controller manufactured

1993

• Avtron first to offer UL Listed permanent load banks  
• Launch of PowerQuest®  
• ASCO release first Annunciator

1994

• First Digital Soft Start Electric Controller 
• Avtron launch first direct MV load bank 
• Launch SERIES 300 - Industry first pre-configured switch

1995

Froment launch Sigma Intelligent Load Bank Control System

1998

ASCO launches 1200 to 3000 Amp 7000 SERIES Transfer Switches

2000

• Launch PowerQuest®

2001

• Launch 7000 SERIES Soft Load Transfer Switch Solution
• Avtron introduces LP High-capacity portable load banks

2003

• Avtron introduce line of suitcase-style high capacity portable load banks
• Launch H-Frame 600-1200 Amps

2005

Froment release PC based diagnostics, configuration, and calibration application

2006

Automated Power Services Acquisition

2007

• Launch J-Frame 200-600 Amps 
• Variable Speed Electric Controllers

2010

• Mark IIxg Electric and Diesel Controllers 
• ASCO Services grows to 110 Technicians and 10 Salespersons 
• Avtron acquires Froment

2011

• Introduction of CPMS 1.0 Standard

2012

• Launch SERIES 230 switch in Asia markets 
• Avtron and Froment become ASCO brands

2013

• CPMS Custom

2014

• Launch SIGMA LT

2016

• Launch Touch Display Interface (TDI)

2017

• ASCO Power Technologies Headquarters moves to new, state-of-the-art facility in Florham Park, NJ 
• ASCO Services grows to 135 Technicians and 20 Salespersons 
• ASCO Power Technologies was acquired by Schneider Electric on October 31st.