As the world leader in emergency and standby power transfer solutions, ASCO keeps your power on. ASCO, Automatic Transfer Switches and Power Systems safeguard data and telecommunications networks, industrial processes and critical installations from health care facilities to financial transaction centers.

Over the past 100 years, ASCO has pioneered every major product innovation in power transfer technology. And we’re committed to providing a full range of quality-driven products, backed by 24-hour nationwide service support.

Also part of the ASCO family of products is the Firetrol brand of fire pump controllers. For nearly 30 years, Firetrol has led the fire pump industry with innovative products for better fire protection. Firetrol is dedicated to engineering excellence and product quality, always searching for creative solutions for the benefit of life safety.Since 2012 Asco acquired world leader load banks manufacturing brands, Avtron and Froment.