EFS Pro Envelope Sealer

Eliminate manual labor while reducing the time and mess of sealing envelopes with Streamfeeder’s EFS Pro Envelope Sealer. The EFS Pro provides consistent feeding and flap sealing. Tool-less adjustments make for quick and easy change overs from job to job.

This desktop system is perfect for various styles of flaps on most commercial envelopes, catalog and booklet envelopes, and announcement envelopes.


  • Most Commercial Envelopes: Round, square and pointed flaps, side and diagonal seal, #9 to #14
  • Most Catalog and Booklet Envelopes: 6” x 9” to 10” x 13”
  • Most Announcement Envelopes: A-Flat, A7 to A10
  • Innovative moistening system
  • Variable speed control
  • Tool-less set-up and changeover
  • Thickness up to 1/4 inch
  • Speeds up to 12,000 per hour
  • Portable, desktop unit for use in any office or department
  • Removable stacking tray for use in-line with addressing systems and stamp affixers
  • Digital counter

Maximum Product Size

10” wide x 13” long (254 x 330 mm) *

Minimum Product Size

A7 envelope, 7 1/4” wide x 5 1/4” long (184.15 x 133.35 mm) *

Min/Max Product Thickness

.003” to .25” (.076 to 6.35 mm)

Belt Speed

1,800 in/min (46 m/min)


115vac, 60 Hz, 3A


75lbs (34kg)


One year limited

* Short edge leading.