









Horizon VAC Series Envelope Bin Kit
Upgrade your Horizon VAC collating tower with the Envelope Bin Kit from MSL—adds envelope insertion capability to one bin. Easy install and high-margin ready.
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Details & specifications
The Horizon VAC Series Envelope Bin Kit adds envelope handling to a Horizon VAC collating tower. Developed by Mid-State Litho, this hardware modification lets one bin in the VAC tower feed and insert envelopes, for personalized marketing, mailing automation and custom finishing work.
Key features
- Custom-fit modification that enables envelope loading and insertion on one VAC bin
- Hardware kit included: a modified sensor, guide plates and an offset block
- Installs in a few minutes per bin
- Scalable: one kit per bin for a multi-bin envelope setup
- Centering hardware keeps each envelope aligned
Specifications
| Specification | Detail |
|---|---|
| Compatible with | Horizon VAC Series collating towers |
| Function | Adds envelope loading capability to one bin |
| Installation time | A few minutes per bin |
| Kit contents | Sensor, offset block, 2 vertical transport guides |
| Software requirement | Envelope software sold separately |
| Designed by | Mid-State Litho (MSL) |
Kit includes
- Extended Bin Media Sensor
- Envelope Offset Block Guide
- Modified Vertical Transport Guide 1
- Modified Vertical Transport Guide 2
Applications
- Envelope insertion into saddle-stitched books
- Mailing and fulfillment automation
- Custom finishing for marketing and print shops
Benefits
- Runs high-margin envelope jobs on the Horizon equipment you already own
- Adds a finishing service you can offer clients
- Installs with the included instructions; no special tools required
- Add more kits to extend envelope handling across bins
- Fits print shops, marketing teams and mailhouses that want to automate envelope handling
We deliver it, install it, train your team and keep it running.
This is not a drop-ship. Our factory-trained technicians install on site, train your operators, and back it with same-day and next-day service across Michigan and the Great Lakes.
Install & train
On-site setup and operator training included.
Same / next-day service
Fast response across the Great Lakes.
Precision machining
Replacement parts fabricated in-house.
Financing
Lease and purchase options available.