BIXOLON BK3-31 Open Frame Kiosk Printer Mechanism

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The BK3-31 is a compact, flexible and highly reliable 3-inch (up to 80mm) open frame kiosk printing mechanism. Ideal for standalone self-service kiosk installations in Retail, Hospitality, Healthcare and more. The BK3-31 is a direct thermal printer which operates at speeds up to 250mm with 203dpi resolutions. Packed with a range of design and value-added paper saving features, the BK3-31 supports a range of mounting options to provide design flexibility for any kiosk builders. Supported with a range of drivers and utilities,

Private Products

Warranty specified is Back to Base (BTB) warranty Goodson Imports P/L.
Warranty commencement date is date of hardware Invoice.
Warranty covers Manufacturers Faulty Workmanship
12 Months on Print Head
2 Months on Touch Screen
Warranty excludes:

  • Power supply
  • Interface and Power Cables
  • Consumable products
  • Options
  • Software and Data Recovery
24 months
  • Fast speed up to 250mm per second at 203dpi
  • Resistance in harsh environment for long term reliable operation
  • Supporting selectable media widths : 83 / 80 / 60 / 58 / 20 mm
  • Diverse drivers and SDKs for major operating systems including Android, Windows, and Linux
  • Reducing paper usage up to 53% resulting in less wasted and lower CO2 emission
  • Large paper roll capacity: Media roll diameter of 80 / 102 / 120 mm
  • The compact and lightweight to fit perfectly into compact kiosk spaces
  • Power switch and reset button available on both sides of the printer making it easy to reboot
  • Smooth and seamless paper feeding with additional roller-tension
  • Diverse interface offering a variety of ways to connect
  • USB (V2.0 Full Speed) + Serial (9P-Male, 2P-Connector type)
  • Removable bezels to be tailored for different designs of kiosks
  • Multi-position near end sensor for efficiently monitoring status of paper and media width frame adjustable by hand
Brochure1,136kb BK3-31_brochure.pdf
User Manual2,119kb bk3-31_ume.pdf
Command Reference Guide961kb BK3-3_Command_ref.pdf
Code Page Manual5,158kb BK3-3_Code_Page.pdf

Products available to purchase

BK3-31J10-UR BIXOLONBK3-31 Kiosk Printer USB RS232 Ø 102mm Roll
BK3-31J8-UR BIXOLONBK3-31 Kiosk Printer USB RS232 Ø 80mm Roll
AD-BX24VR60W3P BIXOLONPower Supply 24V 60W 3Pin Jack for BK3

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Parts documents

Parts layout details

Printing Method
Line thermal dot print method
Printing Width
72, 54, 48 &12 mm
Dot Pitch
8 × 8 dots / mm (203 dpi)
Printing Speed (Max.)
Max. 250 mm/sec on 83, 80, 60 & 58 mm Receipt Paper
Max. 100 mm/sec on 20 mm Paper
Max. 130 mm/sec on 60 mm Ticket Paper
Number of Columns
83 mm Paper: Font A - 48 columns, Font B - 64 columns, Font C - 64 columns
80 mm Paper: Font A - 48 columns, Font B - 64 columns, Font C - 64 columns
60 mm Paper: Font A - 36 columns, Font B - 48 columns, Font C - 48 columns
58 mm Paper: Font A - 32 columns, Font B - 42 columns, Font C - 42 columns
20 mm Paper: Font A - 8 columns, Font B - 10 columns, Font C - 10 columns
Character Size
Font A:1.50 × 3.00 mm (12 x 24 Dots)
Font B:1.13 × 2.13 mm (9 x 17 Dots)
Font C:1.13 x 3.00 mm (9 x 24 Dots)
Character Table/Code Pages
Alphanumeric Characters: 95
Extended Characters: 128 x 37 Page (Including one space page)
International Characters: 32
Bar-code Type
1D: UPC-A, UPC-E, JAN13(EAN), JAN8(EAN), CODE39, ITF, CODABAR, CODE93, CODE128, GS1-128, GS1 DataBar Omni-direction, Truncated, Limited
2D: PDF417, QR code(model 1/2), Data Matrix , GS1 Databar Stacked, Stacked Omni-directional
Line Spacing
4.23mm (1/6 inch) (changeable using commands)
Paper feed method
Paper Type
Thermal Paper Roll
Ticket Paper up to 0.12mm thick
Paper Width
83, 80, 60, 58 & 20 mm
Paper Roll Diameter
Max Ø 120.0mm
Paper Thickness
0.05 ~ 0.12 mm
Paper Supply Method
Easy Paper Loading, Side Open
Auto Cutter
Guillotine, Partial cut or Full cut
Control Button: Paper feed & Self test
3 LED's: Paper, Error, Power
Print Buffer
64 Kbytes
NV Memory
256 Kb (Mono Images)
12 Kbytes for user defined Characters
Paper end Sensor
Paper near end Sensor
Cover Open Sensor
Black Mark Sensor
Drawer Port
External Device Port
USB (V2.0 Full Speed)
Serial RS-232C
Depending on Model:
RS232 either 5 pin Header or DB9 Connector
USB either 4 Pin Header or USB B connector
Driver available
Windows driver, Mac CUPS Driver, Linux CUPS Driver, OPOS Driver
Software Utilities
Uitility Software
Windows SDK
Android SDK
Linux SDK
Power Supply
Input: AC 100 ~ 240 V, 50/60 Hz
Output: 24V Continuous: 2.5A, Peak: 11A(@ Min. 0.1ms)
Power Consumption
Approx. 60 W (normal printing), 3W (standby)
External Dimensions (WxDxH)
Media Roll Diameter Ø80: 130 x 130 x 91 mm
Media Roll Diameter Ø102: 130 x 147 x 99 mm
Media Roll Diameter Ø120: 130 x 143 x 105 mm
0.7 kg
Operating Environment
0 to 40 °C, 10 to 80 % RH (no condensation)
Storage Environment
-20 to 60 °C, 10 to 90 % RH (no condensation)
Print head life: 100 km (at normal temperature and humidity using recommended paper)
Auto cutter life: 1.5 million cuts (at normal temperature and humidity using recommended paper)
EMC/Safety Standards
  • select