Designed to boost productivity with secure, efficient document workflows, the easy-to-use ES9455 MFP handles heavy workloads with ease. OKI’s embedded sXP (smart Extendable Platform) provides flexible open architecture for seamless integration with document workflow, while versatile paper handling, a range of finishing options and high-performance LED technology make it easy to produce high-quality documents.
A superior A3 colour multifunction printer with in-built security features, the ES9455 MFP is ideal for busy workgroups. OKI’s embedded sXP platform enhances productivity and streamlines workflow with electronic document capture, distribution and management. Ideal for the office that requires High Quality Colour A3 prints but speed is not critical.


Simple integration – Customisable open platform, electronic document workflows


​Embedded in the ES9455 MFP, OKI’s sXP (smart Extendable Platform) technology brings the flexibility to electronically capture, distribute and manage document workflows, boosting productivity.

  • Customisable sXP open platform for ease of integration
  • Scan preview to ensure correct images are processed and distributed
  • Store any document in personal inboxes for easy retrieval with E-Filing (requires optional HDD)
  • 100-sheet RADF automatic duplex document scanning
Ultimate flexibility – Tailor output to business needs with paper feed and finishing options


A range of configuration and paper output options including several finishers are available with the ES9455 MFP, giving it the versatility to produce a range of business documents in-house. An intuitive, user-friendly large colour touch screen display makes it easy to access key functions including printing, scanning, faxing and copying.

  • Configurations include cabinet (900 sheets), Paper Feed Pedestal (1,450 sheets) or Large Capacity Feeder (2,900 sheets)
  • Finishing options include 2-tray Inner Finisher and Saddle-Stich Finisher
  • 100-sheet Multi-Purpose Tray (MPT)
  • Paper sizes from A6 to A3
  • Paper weight from 60 to 209gsm​
Advanced security – Protect sensitive data with secure networking and access control


Designed to meet the highest industry standards, the ES9455 MFP helps keep sensitive data and confidential documents secure with the latest security features.

  • Secure networking with SNMPv3, SSL-Encryption
  • Role-Based Access Control
  • Secure Print/PDF feature​
Great results – Digital LED print technology produces professional-quality documents


Digital LED print technology combined with versatile paper handling makes it easy to produce high-quality, professional documents in house, saving time and budget.

  • Advanced image processing
  • Wide range of paper weights, sizes and types
  • ICC colour profiles for colour management
  • Extensive output options from posters to booklets and N-up printing
  • A4 print/copy speeds of up to 25ppm
  • High-capacity 38.4k mono and 33.6k colour toner cartridges
Number of users 1 – 30+
Functionality Print, copy, scan, fax (optional)
A4 Print speed 25ppm colour/mono
A3 Print speed 12ppm colour/mono
A4 Copy speed 25ppm colour/mono
A3 Copy speed 12ppm colour/mono
Maximum paper capacity 2,900 sheets of 80gsm
Finishing options 2-tray Inner Finisher, Multi-Stapling Finisher and Saddle-Stich finisher
Security Secure Print, Secure Erase
Type Desktop
Scanning Method Color CCD
Printing Technology Digital 4 LED Full-color Electrophotographic Printing Method
Copy Density Adjustment Auto
Input Capacity Tray 1 : 550 sheets
(Optional)Tray 2 : 550 sheets
(Optional)Additional Tray : 550 sheets
(Optional)Large Capacity Feeder : 1000 sheets
(Optional)Large Capacity Feeder : 1000 sheets
Multi-purpose tray : 100 sheets
Scan Resolution Up to 600 x 600 dpi
Print Resolution Up to 600 x 600 dpi
Original Type Sheet, Book
Original Size Flatbed: A3, A4, SRA4, B4, B5; ADF: A3, A4, SRA4, B4, B5
Copy Paper Size A3, B4, SRA4, A4, B5, A5, Folio, 8K, 16K, Custom Size: Width 100-297 mm x Length 148-432 mm
Reduction / Enlargement 25 – 400 %
Maximum Copies 999 sheets
Copy Speed A4 25 cpm color, 25 cpm mono
First Copy Out Time Color: Approx. 10.3 seconds, Mono: Approx. 8.2 seconds
Warm-up Time Approx. 35.0 seconds from power-on
Approx. 15.0 seconds from power save
Approx. 30.0 seconds from deep sleep
Power Source Single phase 220 – 240 VAC ±10%, 50/60 Hz
Power Consumption Operating: Max. 2,000W
Memory (Std./Max.) 2,048MB/2,048MB
Safety & Environment Regulation Energy Star, GS Mark, EMC-Directive, CE Mark
Noise Level Operating :Approx. 55 dBA
Idle: < 40 dBA
Operating Environment Operating: 10 – 30 °C, 20 – 85 %RH
Storage: -10 – 35 °C, 0 – 85 %RH
No condensation
Dimensions(WxDxH) 575 x 590 x 662 mm
Weight(includes supplies) Approx. 57.0 kg
In the Box
Image Drum x 4, Starter toner cartridge x 4, Manuals, Power cable, DVD-ROM
Print Speed A4(Landscape) 25 ppm color, 25 ppm mono
A3 12 ppm color, 12 ppm mono
First Print Out Time Color: Approx. 10.3 seconds
Mono: Approx. 8.2 seconds
Print Resolution 600 x 600 dpi
Physical dot pitch: 600 dpi
Interface 1000BASE-T/100BASE-TX/10BASE-T, USB 2.0 (High Speed), USB 2.0 (High Speed) Host, (Optional) Wireless LAN (IEEE802.11b/g/n)
Protocol TCP/IP, IPX/SPX, EtherTalk
Printer Language Postscript/PDF Emulation, PCL 6 (XL) emulation, XPS emulation, PCL 5c emulation, PCL 5e emulation
Supported OS (Click here for latest OS) Windows 8, Windows 8 x64, Windows 7, Windows 7 x64, Windows Vista, Windows Vista x64, Windows Server 2012 R2, Windows Server 2012, Windows Server 2008 R2, Windows Server 2008, Windows Server 2008 x64, Windows Server 2003, Windows Server 2003 x64, OS X 10.8, OS X 10.7, Mac OS X 10.6, Linux, Solaris
Memory (Std./Max.) 2,048MB/2,048MB
Hard Disk Drive (Optional) 320 GB
Paper Size SRA3, A3, B4, SRA4, A4, B5, A5, Folio, 8K, 16K, Custom Size: Width 100-297 mm x Length 148-432 mm
Paper Weight Tray 1 : 60 – 163 gsm
(Optional)Tray 2 : 60 – 256 gsm
(Optional)Additional Tray : 60 – 163 gsm
(Optional)Large Capacity Feeder : 64 – 105 gsm
Multi-purpose tray : 60 – 209 gsm
Input Capacity Tray 1 : 550 sheets
(Optional)Tray 2 : 550 sheets
(Optional)Additional Tray : 550 sheets
(Optional)Large Capacity Feeder : 1000 sheets
(Optional)Large Capacity Feeder : 1000 sheets
Multi-purpose tray : 100 sheets
Output Capacity
Face Down : Max. 500 sheets
Scan Resolution Max. 600 x 600 dpi
Scan Speed Max. 73 ipm Color, 73 ipm mono
Interfaces 1000BASE-T/100BASE-TX/10BASE-T, (Optional)Wireless LAN (IEEE802.11b/g/n)
Supported Protocol SMB, FTP(S), TWAIN, SMTP, WIA2.0
Output Format JPEG, TIFF, High compression PDF, Secure PDF, XPS
TWAIN, WIA1.0(Windows XP), WIA2.0(Windows Vista or later)
Applicable Line PSTN
Interface RJ-11 x 1 (Line)
Transmission Resolution Ultra-Fine: 16 dots/mm x 15.4 lines/mm
Fine/Photo: 8 dots/mm x 7.7 lines/mm
Normal: 8 dots/mm x 3.85 lines/mm
Communication Speed Super G3: 33.6kbps, G3: 14.4kbps
Encoding Method MH, MR, MMR, JBIG
Communication Mode Super G3, ITU-TG3
Paper Size Max.A3,
Transmission Time Approx. 2.0 sec. / page
Other Function
Broadcast(40 group, 80 locations/group), Delayed Tx, PC Fax
Type Reverse Automatic Document Feeder (RADF)
Original Size A3, A4, SRA4, A5, B4, B5, Folio
Original Weight Simplex : 35 – 157 gsm
Duplex : 50 – 157 gsm
Capacity Max. 100 sheets
Original Exchange Speed
Simplex 25 ppm color, 25 ppm mono
Number of Trays 2 trays
Paper Size A3, A4, B5, A5
Paper Weight 60 – 105 gsm
Stapler Paper Size: A3, Max. 30 sheets
Job Offset
Number of Trays 1 trays
Paper Size A4
Paper Weight 80 gsm
Stapler Paper Size: A4, Max. 50 sheets
Saddle Stitcher Paper Size: A3, Max. 15 sheets
Job Offset Yes

Paper Weight 60 – 105 gsm
Stapler Paper Size: A3, Max. 30 sheets
Job Offset Yes