Matte-Media Colour Label Printing for Operational, Healthcare and Industrial Workflows.

Epson C31CK03102MK Colour Label Printer for Matte-Media Applications The Epson ColorWorks CW-C4000e MK, part number C31CK03102MK, is a compact desktop colour label printer configured with Matte Black pigment ink.

This version is intended for workflows where the chosen label media and required print appearance are better suited to Epson's matte-black configuration.

It can be used to produce colour labels containing text, graphics, barcodes, QR codes and variable information for healthcare, manufacturing, logistics, product identification and other business applications.

Overview

The CW-C4000e MK uses Epson PrecisionCore™ inkjet technology with individual pigment ink cartridges and supports a maximum print resolution of 1200 × 1200 dpi.

The printer supports media up to 108 mm print width and includes USB and Ethernet connectivity as standard. Optional wireless connectivity may be available with compatible hardware.

Its compact format, integrated colour LCD and autocutter make it suitable for desktop environments where businesses need controlled, on-demand colour label production.

Exact Model Identification

Brand: Epson
Product Family: ColorWorks
Series: CW-C4000e
Model Configuration: CW-C4000e MK
Manufacturer Part Number: C31CK03102MK
GTIN: 8715946706559
Black Ink Configuration: Matte Black
Product Type: Desktop Colour Label Printer

The CW-C4000e family is also available in a Gloss Black configuration under part number C31CK03102BK.

Why Choose the MK Version?

The MK designation identifies the Matte Black ink configuration.

This version may be appropriate where the selected label stock, finish and application are better suited to matte black printing.

The correct choice should be based on the media itself, not just the product name.

Before ordering, confirm:

• Label face material
• Matte or uncoated surface
• Ink compatibility
• Adhesive requirements
• Label dimensions
• Environmental conditions
• Required barcode readability
• Regulatory requirements
• Required print durability

For business-critical applications, test the intended media before wider deployment.

Key Features

PrecisionCore™ Printhead

Epson PrecisionCore technology supports controlled ink placement for detailed text, graphics and colour elements.

Up to 1200 × 1200 dpi

Useful for labels containing fine text, graphics and detailed identification content.

Matte Black Pigment Ink

Part number C31CK03102MK identifies the CW-C4000e configuration using Matte Black ink.

108 mm Maximum Print Width

Supports many product, logistics, healthcare and industrial label formats within the printer's media limits.

Individual Pigment Ink Cartridges

Individual cartridges allow colour consumables to be managed separately.

Integrated Autocutter

The cutter supports workflows where labels need to be separated automatically after printing.

2.7-Inch Colour LCD

Provides printer status and operational information.

USB and Ethernet Connectivity

Supports direct workstation and network-based installations.

Technical Specifications

Printing Technology: PrecisionCore inkjet

Ink Type: Pigment ink

Black Ink: Matte Black

Colour Printing: Supported

Maximum Print Resolution: 1200 × 1200 dpi

Maximum Print Width: 108 mm

Maximum Specified Print Speed: Up to 100 mm/sec under defined print settings

Media Feed: Roll and fanfold

Supported Media Types: Continuous labels, continuous media, die-cut labels, black-mark labels and compatible black-mark media

Autocutter: Integrated

Display: 2.7-inch colour LCD

Standard Interfaces: USB, Ethernet

Wireless Connectivity: Optional with compatible hardware

Printer Languages: ESC/Label and ZPL II emulation

Approximate Dimensions: 310 × 285 × 283 mm

Actual performance depends on media, print quality, artwork, software configuration and operating environment.

Healthcare & Laboratory Labeling

The CW-C4000e MK can be considered for healthcare and laboratory workflows where colour is used to distinguish information visually.

Potential applications include:

• Pharmacy labels
• Specimen identification
• Laboratory workflow labels
• Patient-related operational labels
• Healthcare logistics
• Medical supply identification

Any regulated healthcare use should be validated according to the organisation's own compliance, software and media requirements.

Manufacturing & Production Identification

Manufacturing environments may use colour labels to communicate operational information quickly.

Possible uses include:

• Production batch identification
• Component labels
• Work-in-progress labels
• Quality-control labels
• Handling instructions
• Product identification
• Inspection status
• Inventory classification

Colour should support, not replace, clear text and barcode identification.

Logistics & Warehouse Applications

The CW-C4000e MK may support:

• Inventory labels
• Shipping identification
• Location labels
• Handling labels
• Asset labels
• Colour-coded operational labels
• Barcode and QR-code identification

Barcode readability should be tested with the scanners and workflow used in the actual environment.

Product & Packaging Labels

The printer can also produce short-run and variable product labels containing:

• Product names
• Ingredients or product information where applicable
• SKUs
• Batch information
• Barcodes
• QR codes
• Colour-coded data
• Graphics
• Branding elements

Businesses remain responsible for ensuring mandatory label information complies with applicable regulations.

Matte Media Considerations

The MK model should not be chosen simply because the word “matte” appears in the application.

Media compatibility depends on:

• Surface coating
• Absorption characteristics
• Ink adhesion
• Label construction
• Storage conditions
• Exposure to water, chemicals or abrasion

Testing the intended material is the safest approach before larger production runs.

BS 5609 and Chemical Labeling

The CW-C4000e can be used in workflows where BS 5609-qualified media is required, but this does not mean every label printed by the printer is automatically BS 5609 compliant.

Where such performance is required, verify:

• Printer
• Ink
• Qualified media
• Print settings
• Application conditions

as a complete tested system.

Software & Integration

The CW-C4000e supports:

• ESC/Label
• ZPL II emulation
• Epson printer drivers
• Supported Windows, Mac and Linux environments
• SDK options for selected iOS and Android applications

Compatibility with a particular ERP, WMS, healthcare, laboratory or label-design system should be checked before deployment.

MK or BK — Which One Should You Choose?

Choose C31CK03102MK when:

Your intended compatible label media and application are better suited to the Matte Black configuration.

Consider C31CK03102BK when:

Your selected compatible media is better suited to Epson's Gloss Black configuration.

These models should not be treated as interchangeable without checking media requirements.

Things to Verify Before Ordering

Please confirm:

• Exact part number: C31CK03102MK
• Matte Black requirement
• Label surface and coating
• Label width and length
• Roll or fanfold requirement
• Barcode requirements
• Required environmental resistance
• USB or Ethernet requirement
• Optional wireless requirement
• Software compatibility
• Required consumables

Purpose of Use

The Epson C31CK03102MK is intended for organisations that need controlled, on-demand colour label production on compatible media suited to the Matte Black configuration.

It is particularly relevant where labels contain variable operational, identification, healthcare, manufacturing or logistics information.

Why Choose NEOTECH® UAE?

NEOTECH® supplies barcode, identification and business printing technologies within the UAE.

For this model, we can assist with:

✓ Confirming C31CK03102MK
✓ Understanding MK versus BK
✓ Reviewing basic media requirements
✓ Connectivity guidance
✓ Barcode workflow considerations
✓ Related printer and scanner selection
✓ Current availability confirmation

Learn First. Decide Second. Buy Only If It Is Right for Your Needs.

There is absolutely no obligation or pressure to proceed with the purchase with us.

UAE Delivery

NEOTECH® supplies within the United Arab Emirates.

Standard Shipping: Free
Order Cut-Off: 2:00 PM GST
Handling: 1–2 business days
Transit: 3–5 business days
Estimated Total Delivery: 4–7 business days

Availability should be confirmed for time-sensitive requirements.

FAQ - Epson ColorWorks C31CK03102MK

Q: What is Epson part number C31CK03102MK?
A: C31CK03102MK identifies the Epson ColorWorks CW-C4000e MK desktop colour label printer configured with Matte Black ink.

Q: What is the difference between C31CK03102MK and C31CK03102BK?
A: The MK model uses Matte Black ink, while the BK model uses Gloss Black ink. Selection should be based on the intended compatible media and application.

Q: Is the CW-C4000e MK suitable for healthcare, manufacturing and logistics labels?
A: It can be used for compatible colour identification and variable-data labels in these environments. The specific media, barcode, durability and regulatory requirements should be tested and verified before deployment.

Helpful Internal Links

• Epson ColorWorks CW-C4000e Series
• Epson CW-C4000e BK C31CK03102BK
• Epson Colour Label Printers
• Colour Label Printer Collection
• Barcode Label Printers

Use the live NEOTECH® URLs when publishing.

Contact NEOTECH® UAE

NEOTECH®
Operated by NEOLYN TECHNOLOGY LLC

Email: support@neotech.ae

Address:
Store 13, Computer Building
Al Fahidi, Bur Dubai
Dubai 44245
United Arab Emirates

Disclaimer – NEOTECH® UAE

Specifications, media support, software compatibility, accessories, consumables and package contents may vary depending on configuration and regional supply.

Print durability, barcode readability and regulatory suitability depend on the selected ink, media, artwork, settings and operating environment. Any regulated or industry-specific application should be validated before use.

Epson, ColorWorks and PrecisionCore are trademarks or registered trademarks of their respective owners. NEOTECH® is operated by NEOLYN TECHNOLOGY LLC. No manufacturer-authorised reseller or distributor status is claimed unless separately documented.

Please verify the exact part number, label media and application requirements before ordering.

Last Updated: 07 August 2026  (GST, UTC+4)