Automatic Transfer Switches (ATS) are essential wherever substantial power has to be maintained. Whether it's to ensure peoples safety in a work or public space, or to maintain essential supplies to a vital process, the fast and efficient transfer of power is automatically managed by the ATS system.The second source of power can either be from a generator or from an alternative/stand-by source. Either of which can be accommodated in Craig & Derricott's range of ATS systems.