Bullfrog Enterprises
Updated February 19, 2021    Contact Us
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Boost office productivity; assemble mail up to 10 times faster than by hand

Watch the DS-40i product video.

Ease of Use

The 5" color touch screen control panel makes operation simple. Load envelopes and documents, select a job and press the start button. The DS-40i is that easy to use.


Folds, collates, inserts, seals, and counts up to 22 finished envelopes per minute. Load and run up to 100 documents at a time from each feeder without reloading.


Compact and quiet, the DS-40i is ideal for any office environment. Document feeders can accommodate letter and legal-size documents in addition to inserts and business reply envelopes.


Our exclusive feeder thickness detection technology prevents double document errors, helping to ensure that each customer gets the right documents.


As many as 1,350 documents per hour (22/minute)
Up to 5,000 finished envelopes per month.

Document Handling
Handles #10 and 6” x 9.5” envelopes
Fold up to 5 pages if single folded, or 3 pages letter folded (20 lb.)
System Dimensions

26”L x 17”D x 22”H – Without catch tray