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PHONE HOTLINE: +44 (0)20 8219 2190E-MAIL: marketing@okieurope.com
Get a quote
OKI Pro9542 - Packaging Printer - Resealable Pouch

OKI Pro9431: A3+ colour printer for graphic arts and office printing

Produce vibrant, professional-quality prints in-house with the OKI Pro9431, an A3+ colour printer combining digital LED technology with high-resolution CMYK printing.

Designed for graphic arts professionals, print service providers and business environments, it delivers sharp text, detailed graphics and consistent colour on a wide range of paper and specialist media. From everyday office documents to creative print applications, the Pro9431 offers the flexibility to do more with one printer.

Get a quote

Why choose the OKI Pro9431?

Discover professional colour printing, versatile media handling and reliable performance for graphic arts, commercial print and everyday business requirements.
Professional colour quality
Professional colour quality
Produce detailed graphics, sharp text and vibrant CMYK prints with 1200 × 1200 dpi resolution, digital LED technology and ProQ colour technology.
Media up to 360 gsm
Media up to 360 gsm
Print on a wide range of compatible media, including heavier card, glossy paper, selected films and specialist substrates. Produce everything from business documents to creative marketing materials.
Fast, efficient printing
Fast, efficient printing
Print up to 50 A4 pages per minute in colour or mono. Large-capacity toners, long-lasting consumables and automatic duplex printing support demanding business and professional print environments.
One printer, multiple applications
One printer, multiple applications
Handle formats from A6 to SRA3, including long-format banners. Produce everyday office documents, presentation materials, proofs, signage and personalised print jobs using one versatile device.

Professional printing for creative and business environments

From design studios and copy shops to marketing departments and in-house print rooms, the Pro9431 brings professional colour printing within easy reach.

Print detailed artwork, presentations, brochures and promotional materials on compatible paper, card, glossy stock and selected specialist media.

Its combination of high-resolution CMYK printing and flexible media handling makes it suitable for both creative applications and everyday business documents.

With the ability to print on heavier media and larger formats, businesses can produce more materials in-house while reducing their reliance on external print providers for suitable jobs.

OKI Pro9431 A3 colour printer with printed posters and art prints

Request a quote or product demonstration

Tell us what you want to print, your expected volumes and preferred media. Our specialists can advise on the Pro9431, compatible substrates and pricing, and discuss a demonstration using your own artwork.

Framed art prints on an easel, printed on an OKI Pro9 series printer

Customer spotlight: NEŞVE Roastery

750 coffee pouches printed in-house every month

NEŞVE Roastery in Kayseri, Türkiye, uses the OKI Pro9431 to print directly onto coffee pouches, producing around 750 branded packages each month.

By bringing packaging printing in-house, the business gains greater control over production, faster turnaround and the flexibility to maintain a premium look across its coffee range.

Watch NEŞVE Roastery in action

Greater flexibility for short-run and everyday printing

Whether you're producing a handful of creative proofs or regular business documents, the Pro9431 helps manage different print requirements with one device.

Professional graphic arts and commercial printing

  • Produce short-run brochures, flyers and marketing materials
  • Print creative proofs, samples and mock-ups in-house
  • Handle personalised stationery and promotional materials
  • Use compatible specialist media for different applications
  • Keep smaller print jobs separate from high-volume production equipment

Reliable office productivity

Support everyday business needs with professional in-house colour printing:

  • Employee onboarding and training materials
  • Workshop handouts and meeting materials
  • Internal communications and staff notices
  • Operational guides and reference documents
  • Essential administrative forms and documents
  • Handle a range of paper sizes and media through flexible paper trays

By combining professional colour output with everyday office functionality, the Pro9431 can reduce the need for separate devices for creative and administrative printing.

Pro9431 at a glance

Discover the key features of the OKI Pro9431, designed for professional graphic arts and business printing.

1200 × 1200 dpi resolution

Produce sharp text, detailed graphics and vibrant colour with digital LED and ProQ technology.

Media up to 360 gsm

Print on compatible paper, card and specialist media, including heavier stock through the multipurpose tray.

Up to 50 pages per minute

Handle A4 colour and mono printing efficiently, with high-capacity toners and automatic duplex functionality.

A3+ printing flexibility

Print in formats from A6 to SRA3, with long-format support for banners and creative applications.

Printing applications across industries

From everyday office printing to creative commercial applications, the Pro9431 supports businesses that need professional colour quality and flexible media handling.

Graphic arts and commercial printing

Create professional materials including:

  • Brochures, flyers and leaflets
  • Art prints and creative proofs
  • Business cards and personalised stationery
  • Marketing materials and presentation folders
  • Short-run promotional print jobs

Produce detailed artwork and vibrant colours on compatible paper, card and specialist media, with the flexibility to handle different formats and quantities.

Get a quote

Office and business printing

Produce everyday business materials such as:

  • Reports and business proposals
  • Presentations and training documents
  • Internal communications and newsletters
  • Sales and marketing collateral
  • Administrative documents and correspondence

Combine reliable office productivity with professional print quality, using one A3+ colour printer for both routine and more demanding requirements.

Get a quote

Retail, signage and personalised print

Explore applications including:

  • Point-of-sale materials and retail signage
  • Menus and promotional displays
  • Greeting cards and invitations
  • Price tags and clothing swing tags
  • Horticultural tags and product information cards

Print short runs and updated designs on suitable media, helping businesses respond to changing promotional and communication needs.

Get a quote

Frequently asked questions

What is the OKI Pro9431?

The OKI Pro9431 is a professional A3+ colour printer using digital LED and four-colour CMYK toner technology. It is designed for graphic arts, commercial print and everyday office applications, offering high-resolution printing and flexible media handling.
Is the Pro9431 suitable for both graphic arts and office printing?

Yes. The Pro9431 combines professional colour quality with practical office functionality. It can produce creative proofs, marketing materials and specialist print jobs alongside routine office documents, reports and presentations.
Can the Pro9431 print on thick card and specialist media?

Yes. The Pro9431 supports compatible paper, card and specialist substrates up to 360 gsm through the multipurpose tray for single-sided printing. Automatic duplex printing supports media up to 320 gsm.
How fast is the OKI Pro9431?

The Pro9431 prints up to 50 A4 pages per minute in colour or mono and up to 28 A3 pages per minute, depending on print settings and media.
Can the Pro9431 print on waterproof paper?

Yes. The printer supports selected waterproof papers and specialist media. The durability of the finished print depends on the material and conditions of use. Media compatibility should be checked before production.
Does the Pro9431 print with white toner?

No. The Pro9431 uses four-colour CMYK toner. For applications requiring an additional white toner station, the OKI Pro9542 offers CMYK + White printing on compatible media.
Two people discussing production print requirements

Ready to bring professional colour printing in-house?

Whether you're producing graphic arts materials, managing everyday office printing or exploring specialist print applications, OKI can help you assess the Pro9431 for your business.

Speak to our team about compatible media, pricing and a product demonstration using your own artwork.

Get a quote