TDSi Ltd., is a leading UK manufacturer of access control products registered to BSEN-ISO 9000-1994. Over the last two decades, TDSi has won an enviable worldwide reputation for quality and reliability, providing solutions for anything from one door to hundreds of doors.
Its products are widely used by industry, commerce, governments, hospitals, banks, factories and educational establishments worldwide to control and monitor access to buildings, rooms, equipment and information. For more information visit the TDSi website www.tdsi.co.uk.