Fast and productive: Up to 400 envelopes per minut

DL400™ High Speed Letter Opener

The DL400 makes quick work of important tasks as your mail has to be opened carefully, the contents protected, ready for sorting and distribution.

For organizations with moderate to high volumes, and who require careful opening to protect the contents of incoming mail. The robust design will ensure safe operations getting the job done fast. Using advanced milling technology, the DL400 stands out from alternatives that use slicing blades or guillotine-type cutters. The milling protects contents, prevents paper cuts and minimises waste.

  • Fast and productive: Up to 400 envelopes per minute
  • Protect contents and minimise waste: New milling technology
  • Feed wide variety of envelopes: Self-adjusting feeder
  • Maintain clean workspace: Chip waste is stored for easy disposal
  • Handle oversized and thick envelopes: Milling means no jogging or tamping of envelopes
  • Track Production: Resettable piece count
  • Adjust for envelope size: 2 position cut depth setting


40” (102cm)


16” (40cm)


14” (36cm)


(base model) 50 lbs (23 kg)


400 envelopes per minute (6” envelope)

Envelopes Supported

All sizes and types of paper and cardboard (incl rigid overnight packs)

Envelope Thickness

Up to .188” (0.48cm)

Depth of Cut

.01 to .07” (0.025 to 1.79cm)

Power Options

110 - 120 VAC 60HZ, 5 amps 220 - 240 VAC 50HZ, 3 amps

BTU Rating

1500 BTU/hour

Sound Output

below 80dB