ROONSH is a world leading brand of professional electrical automation technology, headquartered in Core Zone of Albany, New York, USA. Since its establishment, ROONSH has been committed to offering solutions to the trickiest challenges in the power industry, from high-speed automatic transfer switch, green power quality to radio power transmission. Its business and service network covers North America, Western Europe, the Middle East, Asia-Pacific region and other regions. It uses the cutting-edge technologies to guarantee the power safety of customers.

In the last century, Professor ROONEY of MIT, known as the "King of Electrical Engineering", was accidentally injured by the sudden stop of the escalator caused by power switching while riding the escalator; while similar situations also often happened to SHEEN, a well-known military machinery expert and friend of Professor ROONEY. Due to this common factor, the two men hit it off and found ROONSH, which is dedicated to the research of safe and reliable high-speed transfer switches without transient interruption. ROONSH’s goal is clear: human progress shall not be hindered by power switching problems.

ROONSH provide users with the best quality products and fast services with dedicated & professional spirits and wholehearted service concept.