Discover 4000 SERIES Transfer Switch
Configured to order ATS technology for industrial and commercial applications
Benefits of the 4000 SERIES Transfer SwitchASCO 4000 SERIES Power Transfer Switches provide all of the reliability of our mission-critical 7000 SERIES switches.
Streamlined Procurement4000 SERIES Power Transfer Switches are configured-to-order to streamline selection and ship quickly.
FlexibilityManual and automatic tranfer switches from 30 to 4000 Amps.
4000 SERIES ATS in Action
White Paper | National Electric Code Requirements for Emergency Power Transfer Switching
Application Note | More Load. Less Generator.
Article | ATS Transition Modes
White Paper | Transfer Mechanism Basics
Customer Testimonial MapLearn about some of ASCO's Transfer Switch projects with our interactive testimonial map.
ASCO Mobile ClassroomASCO products improve reliability, increase productivity, and streamline compliance. Our Mobile Classrooms shows how. Touring the USA now!
ASCO 4000 SERIES Power Transfer Switch
For Industrial Applications
Transfer loads between alternate sources of power regardless of ampacity size efficiently with ASCO 4000 SERIES Power Transfer Switches made possible with reliable, field proven solenoid operating mechanisms. Combined with programmable microprocessor controllers, they offer the most advanced method of transferring loads.