image of DS 77 and DS 40, Quadient Folder Inserters

Envelope stuffing machines

Tired of stuffing envelopes by hand?

Quadient envelope stuffing machines fold, insert and seal mail for you, helping your team finish mail prep faster with less manual work.

See it in action

Find the right envelope stuffing machine

Whether you want to stop hand-stuffing envelopes or upgrade a busy mailroom, Quadient has folder inserter machines designed for your volume, space and workflow.

DS-40i Folder Inserter

DS-40i folder inserter


Best for small offices

A compact folder inserter that helps teams fold, insert and seal everyday mail without hand assembly.

Recommended for: Up to 5,000 envelopes per month

Explore DS-40i
DS-64i folder inserter for higher mail volumes.

DS-64i folder inserter


Best for growing offices

A reliable folder inserter for teams that need simple operation and more flexibility for daily mail.

Recommended for: Up to 20,000 envelopes per month

Explore DS-64i
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DS-77 iQ folder inserter


Best for busy teams

Prepare growing mail volumes with guided operation, accuracy checks and easier job changes.

Recommended for: Up to 40,000 envelopes per month

Explore DS-77 iQ
Placeholder image for DS-85i folder inserter.

DS-85i folder inserter


Best for mid-volume mailrooms

Handle more document types, enclosures and variable-page jobs with greater control.

Recommended for: Up to 60,000 envelopes per month

Explore DS-85i
Placeholder image for the DS-95i folder inserter.

DS-95i folder inserter


Best for advanced mail prep

Process higher mail volumes with more speed, flexibility and control over complex jobs.

Recommended for: Up to 80,000 envelopes per month

Explore DS-95i
DS-180i Folder Inserter

DS-180i folder inserter


Best for high-volume teams

Support demanding mail operations with faster processing, job control and production-ready performance.

Recommended for: Up to 180,000 envelopes per month

Explore DS-180i
Placeholder image for the DS-700 iQ folder inserter.

DS-700 iQ folder inserter


Best for production mail

Run complex, high-volume mail jobs with advanced document matching, tracking and reporting.

Recommended for: Up to 300,000 envelopes per month

Explore DS-700 iQ
DS-1200 G5iQ folder inserter

DS-1200 G5iQ folder inserter


Best for enterprise mail centers

Manage production-level mail with high-speed inserting, closed-loop control and detailed reporting.

Recommended for: 1M+ envelopes per month

Explore DS-1200 G5iQ

Mail prep shouldn’t take over your day

Manual folding, inserting and sealing slows mail preparation. As volumes grow, it becomes harder to send invoices, statements, notices and customer communications accurately and on time.

Mail prep benefits

  • Reduce repetitive folding and envelope stuffing.

  • Help mail leave the office faster.

  • Keep everyday mail preparation more consistent.

  • Scale mail output without making every job a manual effort.

How envelope stuffing machines work

Load your documents and envelopes, choose the job, and the machine handles the rest. Quadient folder inserter machines fold documents, insert them into the right envelopes and seal each mailpiece for delivery.

Folder inserter workflow

  1. Prepare invoices, statements, notices and customer mail.

  2. Fold documents using the right configuration for each job.

  3. Insert documents and enclosures into envelopes automatically.

  4. Seal finished mailpieces for delivery.

  5. Save repeat jobs for faster setup next time.

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Test your mail before you buy

Quadient Mail Experts can test your documents and envelopes on our machines before you buy, helping you choose a solution with confidence.

Talk to an expert

Capabilities that support every mailroom

Quadient folder inserter machines are designed to help teams move from manual mail prep to a more controlled, repeatable process.

Woman in red blazer and black outfit reviewing documents beside a DS-77 Folder inserter mail processing machine on a wheeled cart.

  • Prepare everyday mail faster

  • Automate repetitive folding and inserting tasks

  • Support multiple fold types and mailpiece formats

  • Insert documents and enclosures automatically

  • Handle common business mail applications with ease

  • Make mail preparation easier for more people on your team

  • Support users without specialist mailroom experience

  • Use touchscreen controls on selected models

  • Save and recall repeat jobs

  • Follow guided setup for faster job changes

  • Prepare mail accurately and traceably

  • Support document matching on selected models

  • Use barcode reading where required

  • Detect double feeds before errors happen

  • Reduce insertion errors across mail jobs

  • Connect your folder inserter with Quadient software

  • Create automation-ready documents

  • Track jobs and support reporting needs

  • Improve visibility for audit requirements

  • Run higher-volume jobs with less manual handling

  • Keep production moving with fast job changeovers on selected models

Compare envelope stuffing machines

Use this guide to find the right starting point, then explore the models built for your mailroom.

Capability

Small to mid-volume mailrooms

Mid-volume operations

Production volume environments

Best fit

Small offices and teams moving away from hand-stuffing

Growing mailrooms and operations teams with recurring mail jobs

Enterprise mail centers, commercial mailers and production facilities

Monthly mail volume

Up to approximately 20,000 envelopes

Up to approximately 80,000 envelopes

1M+ envelopes

Processing speed

Up to approximately 2,500 envelopes per hour

Up to approximately 4,300 envelopes per hour

Up to approximately 12,000 envelopes per hour

Number of feeders

Up to 3

Up to 7

Up to 16

Workflow control

Simple setup for everyday mail

Variable-page mail handling and integrity controls

Advanced document matching, tracking and reporting

Models

DS-40i; DS-64i

DS-77 iQ; DS-85i; DS-95i

DS-180i; DS-700 iQ; DS-1200 G5iQ

Frequently asked questions

An envelope stuffing machine folds documents, inserts them into envelopes and seals the envelopes automatically. These machines are also known as folder inserters, envelope inserters or mail inserter machines.

They describe the same type of equipment. Many businesses search for an envelope stuffing machine because they want to stop stuffing envelopes by hand. Mailroom teams may call the same solution a folder inserter or mail inserter machine.

Start with your monthly mail volume, the types of documents you send and how much control each job requires. A small office may need a compact machine for everyday mail, while a production mailroom may need higher speed, more feeders and advanced document tracking.

Selected Quadient models can support variable-page mailings, barcode reading and document matching. These capabilities help teams prepare more complex mail while maintaining control over what goes into each envelope.

Most Quadient machines are designed to be easy to operate, with guided setup, saved jobs and intuitive controls on selected models. The right setup depends on your model, mail volume and workflow.

Yes. With the Quadient Guarantee, our Mail Experts can test your documents and envelopes before you buy, so you can see how your mail will run on the machine and choose with more confidence.

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