Techwings Store > Products > OKI > OKI B512DN A4 MONO LED LASER PRINTER


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Designed for high volumes at super-fast speeds, these mono printers are perfect for productive offices with heavy duty print runs. Features include large standard paper capacity, 1200 x 1200dpi resolution and Gigabit Ethernet.


High productivity features are standard on this robust mono device, including fast-warm up time, a high speed processor, large memory and a Gigabit Ethernet for easy sharing across the workgroup.

B432dn Print Sample

Fast performance – Quickly powers through large print jobs

Fast warm-up time with fast print speed and large memory enables the B521dn to power through print jobs whatever their size.

  • Time to first print in 4.5 seconds
  • A4 print speeds of up to 45ppm
  • 512MB RAM + 3GB eMMc memory
  • Gigabit Ethernet for quick, easy sharing

Versatile output – Flexible handling and high quality print

Digital LED print quality and flexible media handling combine to enable the B521dn to meet all business print needs.

  • Sharp, 1,200 x 1,200dpi print resolution
  • Print on media sizes from A6 to A4 and banners up to 1.3m long
  • Print on card stock up to 163 gsm
  • 530 sheet paper tray and 530 sheet second tray option
  • Auto-sensing 100-sheet multi-purpose tray (MPT) for different paper types

Cost-efficient – Save paper and energy while reducing running costs

In-built energy-saving features, optional high capacity toners and duplex printing as standard all help keep running costs at a minimum.

  • Duplex printing dramatically cuts paper costs
  • Eco mode reduces energy consumption
  • 1.4W Deep Sleep mode and super-fast recovery saves power
  • Auto Power Off automatically powers down to less than 0.5W when not in use
  • Energy Star 2.0 compliant

Easy to use – Compact design, mobile print ready

All these features are packed into a surprisingly small footprint with simple, ergonomic design and mobile print functionality which enables printing from smartphones and tablets when away from the office.

  • Compact, low-profile design
  • Optional wireless LAN 802.11a/b/g/n
  • Google Cloud Print ready and compatible with AirPrint by Apple Inc

Additional information

Printing Method

Digital LED Electrophotographic Printing Method

Printing Resolution

1200 x 1200 dpi

Warm-up Time

Approx. 17.0 seconds from power-on
Approx. 17.0 seconds from power save

First Print Out Time

Approx. 4.5 seconds

Print Speed

A4 45 ppm


1000BASE-T/100BASE-TX/10BASE-T, USB 2.0 (High Speed), (Optional) Wireless LAN (IEEE802.11a/b/g/n)



Printer Language

PostScript 3 emulation, PCL 5e emulation, PCL 6 (XL) emulation, XPS emulation, IBM ProPrinter emulation, Epson FX Emulation, PDF v1.7 emulation

Supported OS

Windows 8.1 x64, Windows 8, 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 10.9, OS X 10.8, OS X 10.7, Mac OS X 10.6, Linux


PostScript emulation 136 fonts, PCL emulation 87 scalable fonts, 4 bitmap fonts

Paper Size

A4, A5, B5, A6, Letter, Legal 13, Legal 14, Executive, Statement, Envelopes, Custom Size: Width 86-216 mm x Length 140-1321 mm

Paper Weight

Tray 1 : 60 – 120 gsm
(Optional)Additional Tray : 60 – 120 gsm
Multi-purpose tray : 60 – 160 gsm

Input Capacity

Tray 1 : 530 sheets
(Optional)Additional Tray : 530 sheets
Multi-purpose tray : 100 sheets

Output Capacity

Face Down : Max. 150 sheets
Face Up : Max. 100 sheets


387 x 394 x 286 mm

Weight(includes supplies)

Approx. 13.0 kg

Operating Environment

Operating: 10 – 32 °C, 20 – 80 %RH
Storage: -10 – 43 °C, 10 – 90 %RH
No condensation

Power Source

Single phase 230 VAC ±10%, 50/60 Hz ±2%

Power Consumption

Operating: Max. 900W / Ave. 630W
Idle: 80W
Power Save: 7.0W
Deep Sleep: 1.4W
Auto-Off: 0.5W

Noise Level

Operating :Approx. 56 dBA
Idle: < 30 dBA
Power Save: < 7 dBA or Background level
Quiet Mode: < 52 dBA

Duty Cycle

Recommended: 1,300 pages/month
Maximum: 100,000 pages/month

In the Box

Image Drum x 1, Starter toner cartridge x 1, DVD-ROM, Power cable

Vendor Information

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