It’s your brand. Show it off. Now in full color.
Print, Fold, Insert & Verify Multi-Page Plain Paper Pack Slips
Retailers have the freedom to develop any graphics or personalization, each unique to each customer, and incorporate their documentation into the order database, tied to the unique order ID or LPN. eCommerce and fulfillment companies can now, in an automated way, add on-demand colorful documents to their orders, in addition, to pack slip.
Automation of the packing process can deliver one of the greatest investment paybacks, with measurable impacts across a range of critical factors affecting warehouse operators today.




Features & Benefits
Improve Picking Speed (Fewer Lines Per Order)
If pickers and packers are currently dealing with the paperwork, by automating them, this means one less line per order. Speeding up your pickers dramatically.
Faster Order Processing
Scaling up with weekly rush days and annual holiday peaks is no longer as challenging. Automation also gives you room to grow without multiplying labor.
Personalized to Every Order
Automating documents gives your marketing team the freedom to add a variety of items such as personal gift notes, coupons, loyalty information, as well as receipts.
Achieve “The Perfect Order”
Save the documents until the end. Scan verification and parity checking guarantees accuracy. Removal of human error can increase customer satisfaction and prevent returns.
Reduce Repetitive Manual Labor
The FoldSerter automates document insertion for every order, reducing manual labor and boosting efficiency. Save time, cut costs, and streamline your packing process.
Accuracy Verification Built-In
The FoldSerter uses scan verification to ensure each document matches the box’s LPN. If a document lacks a barcode, StreamTech’s WCS software can automatically generate and apply one for seamless tracking.
How FoldSerter Works
FoldSerter™ identifies the package, prints and folds the collateral and automatically verifies the packslip against the carton in real-time to achieve the ‘perfect order.’ It provides high throughput, multi-page capability, with less complexity than alternative systems. Patented (US 10,822,131 B2).
01

Package Identification
As each package enters the FoldSerter station, it’s automatically scanned and identified to match it with the correct packing documentation.
02

Document Printing
The system prints the required plain paper packing slip, invoice, or other collateral on demand, ensuring up-to-date and accurate documentation.
03

Document Folding
The printed documents are automatically folder—typically in a C-fold or Z-fold—making them compact and ready for insert.
04

Document Verification
The system performs a 100% verification check to ensure the printed documents match the correct package, eliminating packing errors.
05

Document Insertion
Once verified, the folded document is automatically inserted into the carton at the right stage in the packing process.
06

Carton Release
The completed package moves down the line, ready for the next step in your pack process.
Proven Results That Move the Needle
From speed to accuracy to labor savings, our automation solutions deliver measurable results that transform warehouse performance.
100%
Scan Verification Available
15 to 18
Cartons Per Minute
300
High DPI Color or B/W

FoldSerter Specifications
- Standard media tray 1,500 sheets
- Expanded media trays are available
- Numerous maintenance-friendly features
- Breeze tunnels for a box height variance
- Verification muting for exception pages
- Exception handling and standard reports
- Typical footprint 10ft long
- Operate in groups for redundancy or speed
- Server-side software parsing to multiple lines
- Patented (US 10,822,131 B2)
Driven by Intelligent WCS Software
Intelligent Warehouse Control System (WCS) Software
StreamTech drives document automation through our intelligent WCS Software, combining powerful operational features with built- in maintenance expertise. This onboard software connects to your order database, and offers robust functionality to support troubleshooting and maximize system uptime.
- Extensive troubleshooting built-in to the system
- Smart filtering of label files
- Expandable for growing customers
- Rich scan, production, and maintenance statistics with configurable retention
- Windows-based PC
- Backup UPS included protecting PC and SQL database
- Multi-level security, multi-user login

What our customers say

“Automation has definitely standardized what we do. It’s helped us catch a lot of errors that humans can catch, but they don’t always catch. But the biggest thing is the efficiency and throughput. We’ve gotten twice, maybe three times as much volume over less people”
Dan Benoist
Lead Global Supply Chain Engineer, WWT

“From the initial project back in 2017, StreamTech has supported us by building out all of our D2C conveyance systems at all six of our sites enabling us to scale our volumes quickly, but also ensuring high-level of standardization and quality. StreamTech continues to support us daily with maintenance and new design build out features that can be provisioned to all systems quickly.”
Dave Tu
President, DCL Logistics

“We are very fortunate to find a company in StreamTech to partner with that has the same standards as we do. Everyone we have worked with at StreamTech has been extremely knowledgeable, helpful, and accommodating. We are thrilled to have the system installed and up and running for us within the timeframe we needed.”
Vice President of Operations
RJ Matthews Company
Frequently Asked Questions
If you have any further questions, please reach out to us and we will be glad to help.
What types of documents can the FoldSerter handle?
The FoldSerter prints, folds, verifies, and inserts multi-page plain paper documents—including full-color pack slips, invoices, marketing materials, gift messages, loyalty offers, and more. Each document is generated on demand and tied to the order ID or LPN for perfect accuracy.
How does the FoldSerter ensure that documents match the correct package?
FoldSerter performs real-time scan verification and parity checks for every order. This 100% verification ensures each document is matched to the right carton—reducing packing errors, boosting customer satisfaction, and supporting “perfect order” fulfillment.
What’s the throughput of a FoldSerter system?
Each FoldSerter line can process up to 1,000 boxes per hour, or approximately 15 cartons per minute, making it ideal for high-volume fulfillment operations with minimal downtime.
Can the FoldSerter handle seasonal peaks or high- SKU personalization?
Yes. FoldSerter helps scale up for peak periods like holiday rushes without increasing labor. Its ability to automate personalized inserts—like promotions or custom notes—makes it ideal for eCommerce brands focused on high-SKU variety and customer experience.
FoldSerter runs on an onboard Windows Pro PC and integrates easily with warehouse systems, including WMS, ERP, and multi-carrier shipping platforms. It supports direct rules-based logic, server-side deployment, and includes robust diagnostics and backup protection.
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