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Functions & Specifications


Pro9541dn – Colour and Mono Printer
Print speed A4: 50ppm colour, 50ppm mono; A3: 28ppm colour, 28ppm mono. White: up to 45ppm (simplex) Clear: 18ppm
Time to first print 8 seconds colour, 8 seconds mono
Warm up time 50 seconds or less from power on
Processor speed 1.2GHz


Interface and Software


Hi-Speed USB 2.0, 10Base-T/100Base-TX/1000Base-T

Printer languages PCL5c, PCL6 (PCL XL), Adobe PostScript 3 with direct PDF Printing (v1.7), XPS, SIDM
Network & protocols All major network protocols supported via ethernet card with internal web server for printer and network card set-up and management. TCP/IP: IPv4/v6, ICMP, ICMPv6, IGMP, IGMPv2, LPR, Port9100, IPP, IPPS, FTP, FTP over SSL, HTTP, HTTPS, TELNET, IPP, Auto IP, LLTD, BOOTP, DHCP, SNMPv1/v3, SNMP Trap, DNS, DDNS, UPnP, Bonjour, WINS, SSL/TLS, SMTP, SMTP over SSL, POP3, SNTP, JCDP, FLDP, ODNSP, WSDPrint, WSD-Discovery, Web JetAdmin, NetBIOS over TCP, EtherTalk
OS Compatibility1 Windows Vista (32-bit & 64-bit) / XP (32-bit & 64-bit) / Server 2003 (32-bit & 64-bit) / Server 2008 (32-bit & 64-bit) / Server 2008 R2 (64-bit) / Windows 7 (32-bit & 64-bit) / Server 2012 (64-bit) / Windows 8 (32-bit & 64-bit); Mac OS9 / OS X 10.3.9 – 10.9
Advanced networking and security IPv6, 802.1x authentication, SMTP Server Authentication, SNMPv3, SSL3/TLS encryption, HTTPS encryption, Protocol On/Off, Protocol Port No. Change, MAC filtering, IP filtering, IP Sec, EAP-PEAP, EAP-TLS, Secure Erase3 , Secure Print3 , Secure Print Job Encryption3 , Storage Devices entire Encryption3 , Storage(HDD) Initialize (format)3
Utility suite1 Print Job Accounting2 , Print Job Accounting Enterprise2 , Print Job Accounting Client, PrintSuperVision.net2 , Template Manager2 , Color Correct, Color Swatch2 , Configuration Tool, PS Gamma Adjuster, Profile Assistant (Mac Only), PDF Direct Print, EFI Fiery XF Server Option (External color management server)



Printer fonts 87 scalable PCL fonts, Lineprinter/OCR-A/OCR-B/USPSZIP bitmap fonts, 10 TrueType fonts, 136 Adobe PostScript Type 1 fonts
Barcode  UPC-A, UPC-E, EAN/JAN-8, EAN/JAN-13, Interleaved 2of5, Code39, Code128, EAN/UCC-128, CODABAR, ZIP+4 POSTNET: PDF417/QR code 2D barcodes


Print Quality


ProQ4800 Multi-level technology, 1200 x 1200dpi

Enhancements Auto Colour Balance, Auto Registration, Auto Media Detect


Paper Handling

Paper capacity

Tray 1: 530 sheets of 80gsm; Multi-purpose tray: 300 sheets of 80gsmsm

Paper capacity optional trays Tray 2: 530 sheets of 80gsm; Tray 3: 530 sheets of 80gsm; High Capacity Feeder: 1,590 sheets of 80gsm
Maximum paper capacity 2,950 sheets of 80gsm
Paper sizes Tray 1/2/3: A3, SRA3 (up to 330 x 457mm), SRA4, A4, A5, A6, B4, B5, B6; Multi-purpose tray: A3, SRA3, SRA4, A4, A5, A6, B4, B5, B6 Custom size: Width 64 – 330mm Length 89 – 1,321mm; High Capacity Feeder: A3, SRA3 (up to 328 x 457mm), SRA4, A4, A5, A6, B4, B5, B6
Paper weight Tray 1/2/3: 52 to 320gsm; Multi-purpose tray: 52 to 360gsm; Duplex: 64 to 320gsm; High Capacity Feeder: 52 to 320gsm
Duplex Standard 
Paper output 610 sheets face down tray, 300 sheets face up tray


Operator Panel

LCD Display

10.9cm Colour Graphic LCD (480x272 dots)


General Features


Standard RAM: 2GB; Maximum RAM: 2GB; Optional Hard Disk Drive: 160GB

Environment Operating temperature/Humidity: 10°C to 35°C (17°C to 27°C recommended) / 10% to 85% RH (50% to 70% RH recommended)
Storage temperature/Humidity: -10°C to 43°C, 10% to 90%RH
Power supply Single phase 220 to 240VAC, frequency 50Hz +/- 2Hz
Power consumption Typical: 1200W; Max: 1500W; Idle: 200W (average); Power Save: <26W; Deep Sleep: <4W; Off Mode: <0.5W
Noise level Operating: 57dB(A); Standby: 32dB(A) or less; Power save: Inaudible
Dimensions (HxWxD) 640 x 699 x 625mm
Weight4 110.8kg
Duty Cycle Average: 25,000 pages/month; Maximum: 300,000 pages/month
Warranty y 3 years extended warranty upon registration within 30 days of purchase
Product order number

Pro9541dnWT: 46220201WT (with White Spot Colour Kit5 )

Pro9541dnCL: 46220201CL (with Clear Spot Colour Kit5 )


Accessories (Order Numbers)

2nd/3rd paper tray 45530703 
2nd/3rd paper tray with castor 45530903 
High Capacity Feeder 45530803 
Hard Disk Drive 160GB: 44622302
EFI Fiery XF 5.0 Contact OKI for more information
Spot Colour Kit5 White: 45531313; Clear: 45531413


Consumables (Order Numbers)

Toner cartridge* (42,000 pages) Cyan: 45536572; Magenta: 45536571; Yellow: 45536570
Toner Cartridge* (51,000 pages) Black: 45536573
Toner Cartridge (10,000 pages) White: 45536459
Toner Cartridge (20,000 pages) Clear: 45536460
Image drums** (40,000 pages ) Cyan: 45103739; Magenta: 45103738; Yellow: 45103737; Black: 45103740
Image drums** (20,000 pages) White: 45103743 Clear: 45103744
Transfer Belt (150,000 pages) 45531223 
Fuser Unit (150,000 pages) 45531113 
Waste Toner Box (40,000 pages) 45531503