W+D 234d/dL

The Future of Envelope Overprinting-
4-color DOD inkjet system for envelopes

The W+D 234d/234dL is an industrial-grade, high-speed 4 color ink-jet envelope overprint press, developed specifically for envelope manufacturing companies, traditional envelope printers, inserters, print shops, letter shops, direct mailers, transactional printers and advertising agencies looking to take advantage of the growing demand for personalized direct mail and a more efficient solution for rapidly declining batch or job sizes. With the multi-feeder the machine is able to work paper and carton sheets. The W+D 234d/234dL press will support a wide range of envelope sizes and run at speeds to 30,000 envelopes per hour.


  • Print width 108 mm/4.25” (W+D 234d) resp. 220 mm/8.66” (W+D 234dL)
  • Envelopes (60-100 g/m²/16-26 lb) up to 340x230 mm/13,375"x9" with standard feeder
  • Sheets (120-300 g/m²/32-82 lb) up to 353x353 mm/13,75"x13,75" with multi-feeder
  • Native print resolution up to 600 x 600 dpi 
  • (with 4 grey levels). Equivalent to 1000 dpi resolution
  • Printable data: PDF, TIF, JPG, BMP, PS, EPS
  • Full color (CMYK) personalized direct mail
  • Variable data (csv-files) and graphics
  • Printing all common barcodes and 2D-Tags
  • Selectable ICC profiling by user with optional software for custom Profile


  • Industrial grade machine design with envelope specific infeed, transport , and delivery section
  • DOD ink jet technology and robust press design offers lowest cost of total  ownership
  • Runs window envelopes without limitations
  • Quick and easy size changes
  • Real-time remote diagnostic support
  • Sturdy base upgradable with future print head technology 
  • RIP on the fly technology allows different images on each and every envelope 
  • Production on demand
  • Extremely low waste figures