Manual transfer switches | ASCO Power Technologies Discover ASCO Power Technologies range of products in Manual transfer switches: ASCO SERIES 300 Manual Transfer Switch,ASCO SERIES 300 Manual Transfer Switch with integrated quick connects,ASCO SERIES 300 Quick Connect Power Panel Transfer Switches | ASCO Power Technologies Product CategoriesFeatured ProductsFeatured Content1. Automatic Transfer Switches switch loads to an alternate power source without operator input out more 2. Bypass features enable the transfer switch mechanism to be isolated for service without disrupting power to loads out more 3. Simple, cost-efficient switches for operator-initiated load transfer, with optional integrated quick connects out more 1. Transfer switches with integrated utility service breakers require less space, streamline installation, and reduce overall in..See more on ascopower ASCO SERIES 300 Manual Transfer Switch | ASCO Power ASCO SERIES 300 Manual Transfer Switch For Commercial or Light Industrial Use When power fails, businesses suffer. For some organizations, a permanent generator is too costly.