Thomson Power Systems Brand
The Marathon® Thomson Power Systems brand is a leader in electrical products and systems for use in the power generation industry. The brand specializes in the design, engineering, and assembly of custom power generation controls, automatic transfer switches, and switchgear for low and medium voltage applications.
Thomson designs, manufactures and services power generation switchgear for prime power, standby, distributed generation and cogeneration applications.
Thomson manufactures a complete lineup of transfer switches ranging from 100A to 4000A. Our innovative designs offer power solutions for mission critical, industrial, agricultural and residential applications.