OKI B433dn A4 Compact Desktop Mono Printer, 40ppm, 3 Years Warranty*

*POWER, SPEED & RELIABILITY IN ONE COMPACT PRINTER.*
The OKI B433dn delivers high-speed 40ppm printing with sharp, professional results all in a compact, budget-friendly design. Equipped with a powerful processor, flexible paper handling, and ultra-reliable LED technology, its built to keep busy small teams productive. With extra high-capacity toners that cut costs and maximise uptime, the B433dn is your smart choice for everyday efficiency.

• Digital LED electrophotographic (single component dry development with OPC drum)
• Up to 40 ppm (A4) print speed
• 600 600 dpi | 1200 1200 dpi (with 1200 dpi dot pitch)
• 4.5 seconds first print out
• 18 seconds warm-up from power-on
• Duplex standard (automatic two-sided printing)
• 250-sheet standard tray + 100-sheet multi-purpose tray
• Up to 880 sheets total with 530-sheet 2nd tray (Option)
• 150 sheets (face down) output
• Supports A6 to A4, custom sizes, envelopes
• USB 2.0 High-Speed, Gigabit Ethernet, Optional Wireless LAN (IEEE802.11a/b/g/n/ac)
• 2-line x 16-character LCD
• 387 W 394 D 286 mm H
• Approx. 13 kg (without consumables)
• Toners options from 3,000, 7,000 and 12,000 pages
• Recommended monthly usage up to 10,000 pages
• Monthly duty cycle up to 80,000 pages
• 3 years (with online registration)

DESCRIPTION

• Built for maximum speed and efficiency, the easy-to-use B433dn A4 desktop mono printer provides advanced productivity features including powerful processor and memory in a budget-friendly, compact desktop printer.
• A great choice for high-quality printing at a minimal cost, the B433dn serves even the busiest small workgroups with ease. Flexible paper handling, ultra-reliable digital LED technology and a PostScript emulation deliver great results across a wide range of applications, while extra high capacity toner cartridges help reduce running costs and maximise uptime.

Reliable performance, smaller footprint

With a low-profile design and full front operation, both models are easy to install and maintainideal for tight spaces and under-desk use.

• Print speeds: 40ppm
• Quick first page out: 4.5 sec (approx.)
• Front-only access: no rear/side required for maintenance
• Fits in tight spaces: only 10cm surrounding clearance needed
• Designed for longevity: 7 years or up to 600,000 pages

Minimal maintenance, maximum uptime

• User-replaceable fuser and top-loading consumables mean fewer service calls and less downtime.
• Self-maintenance from the front of the printer
• Flip-top design reduces maintenance space by 30%
• All consumables accessible without moving the device

OKIs digital LED printhead ensures consistent high resolution output

• 1200 x 1200 dpi for sharp lines and fine detail
• Proven reliability with fewer moving parts

More media, more possibilities

Print a wide range of media, from everyday documents to banners.

• Standard input: 350 sheets
• Expandable up to 1,940 sheets
• Supports A6 to 1.32m banners (custom sizes), up to 256gsm
• Enhanced A5 LEF and 4.23mm edge margin

Modern connectivity and control

Upgraded display and connection options simplify operation across platforms.

• 1.82 graphic LCD
• Optional Wi-Fi IEEE802.11 a/b/g/n/ac, Wi-Fi Direct
• Supports Mopria 6, IPP Everywhere, AirPrint 7, Adobe PostScript

OVERVIEW

Reliable performance, smaller footprint

• Low-profile design and full front operation. Easy to install and maintainideal for tight spaces and under-desk use

More media, more possibilities

• Print a wide range of media, from everyday documents to banners

Minimal maintenance, maximum uptime

• User-replaceable fuser and top-loading consumables mean fewer service calls and less downtime

Smart, secure and sustainable

• Fully compliant with the latest energy and data security standards

SPECIFICATIONS

• Printing Method: Electrophotographic Technology (LED exposure / single component type dry development / OPC drum)
• Printing Resolution: 600 x 600 dpi | 1200 x 1200 dpi
• Physical dot pitch: 1200 dpi
• Warm-up TimeApprox. 18.0 seconds from power-on
• Approx. 11.4 seconds from power save
• Approx. 12.7 seconds from deep sleep
• First Print Out TimeApprox. 4.5 seconds
• Print Speed: A4 40 ppm | Letter 42 ppm
• Interface: USB 2.0 (High Speed), (Optional) Wireless LAN (IEEE802.11a/b/g/n/ac), 1000BASE-T/100BASE-TX/10BASE-T, USB 2.0 (High Speed) Host
• Protocol: TCP/IP
• Printer Language: PCL 6 (XL) emulation, PCL 5c emulation, Adobe PostScript 3, PDF v1.7 emulation, Epson FX Emulation, Epson LQ Emulation, IBM ProPrinter emulation
• Supported OS (Click here for latest OS): Windows 11, Windows 10, Windows 10 x64, Windows Server 2025, Windows Server 2022, Windows Server 2019, Windows Server 2016, macOS 15, macOS 14, macOS 13, macOS 12, iOS, Chrome OS, Linux, Solaris, Android
• Memory (Std./Max.): 512MB/512MB
• Font: PCL emulation 87 scalable fonts, 4 bitmap fonts, Adobe PostScript 136 fonts
• Paper Size: A4, A5, A6, B5, B6, B7, Letter, Legal 13, Legal 13.5, Legal 14, Executive, Statement, 8.5″ SQ, Folio, Postcard, Return postcard, Envelopes, Custom Size: Width 86-216 mm x Length 127-1321 mm
• Paper Weight: Tray 1 : 60 – 256 gsm
• Multi-purpose tray : 60 – 163 gsm
• (Optional)Additional Tray : 60 – 256 gsm
• Input CapacityTray 1 : 250 sheets
• Multi-purpose tray : 110 sheets
• (Optional)Additional Tray : 530 sheets
• Output Capacity: Face Down : Max. 150 sheets
• Face Up : Max. 100 sheets
• Dimensions (WxDxH): 387 x 364 x 245 mm
• Weight (includes supplies): Approx. 14.0 kg
• Weight (not includes supplies): Approx. 13.0 kg
• Operating Environment: Operating: 10 – 32 C, 20 – 80 %RH | No condensation
• Power SourceSingle phase 220 – 240 VAC 10%, 50/60 Hz 3%
• Power Consumption: Operating: Max. 1,140W / Ave. 570W
• Idle: 47W
• Power Save: 3.9W
• Deep Sleep: 0.6W
• Auto-Off: 0.2W
• Safety& Environment Regulation: CE Mark, EMC-Directive, GS Mark
• Noise Level: Operating :Approx. 55 dBA
• Idle: < 30 dBA
• Quiet Mode: < 53 dBA
• Power save: Background level
• In the Box: Power cable, DVD-ROM, Manuals, Starter toner cartridge x 1, Image Drum x 1