SI 4200 Professionally fold and insert outgoing mail efficiently and with superior throughput. Benefit from high output and easy to use features. SI 4400 Secap’s most advanced solution for folding inserting. This high productivity system is fast, reliable and easy to use. Automates mail flow and routine office tasks. SI 5200 The Secap SI5200 tabletop folding inserting system offers high productivity and advanced features to automatically collate, fold and insert a variety of documents. Advanced technology provides sophisticated functionality with ease of use operation. SI 5400 The Secap SI5400 is our premier tabletop production inserting system designed to meet the demands for mid to high volume folding and inserting applications. Advanced features and reliability keep operations running efficiently and smoothly while maintaining high productivity.