ddm hopt+schuler provides complete solutions for switches, card readers and ticket systems. Thanks to our innovative modular structure, a large number of variations are available for you to choose from. Our sales team will be happy to advise you on the product that is right for you and your individual needs, using our intelligent part numbering system, to accommodate your distinctive product design. ddm hopt+schuler products offer our customers a unique advantage as we can customize our solutions to meet your product needs. We hope you put your trust in the competence of our practical experts when making your decision for these products. We look forward to serving you.