Premium yet compact, the SLP-DX420 4” direct thermal label and barcode printer offers high speed label printing of 178mm/second (7ips) and 203dpi high quality printing. With fast data processing speed for various types of labels, the SLP-DX420 is Ideal for a wide array of mission critical barcode labelling requirements such as 2D, Maxicode, PDF417, QR Code and Data Matrix applications. The SLP-DX420 also offers Autocutter or Peeler options.

Offering the All-in-one interface, with Serial, Parallel & USB as standard and optional Serial, USB, Ethernet & WLAN*. The SLP-DX420 is fully compatible with market-leading programming languages such as SLCS, BPL-Z™ and BPL-E™.

The SLP-DX420 also boasts BIXOLON label printer intelligence with Smart Media Detection™, the automatic detection of label and receipt media type and BIXOLON Label Artist™, free-of-charge label customisation software, supporting database connection as well as text, drawing lines and boxes, alongside a range of graphics and 1D/2D barcode printing.

*WLAN: 802.11b/g/n USB dongle type (not included in the package)


  • Compact 4” Direct Thermal label and barcode printer with optional WiFi compatibility
  • Compatible with marketing leading programming languages
  • Fast, high quality label printing at speeds up to 178mm/sec (7ips)
  • 203 or 300dpi high quality printing for text, graphics and 1D/2D barcodes
  • Easy paper load with optional paper guide and pause & cancel key-functions
  • Smart Media Detection, automatically recognising various types of labels and receipt media
  • Label Artist label customisation software available free-of-charge
  • Autocutter or Peeler options
  • Triple interface
  • Standard: USB, Serial & Parallel
  • Optional USB, Serial, Ethernet & WLAN*
  • Energy Star Compliant
  • 2 year warranty


Print MethodDirect Thermal
Print SpeedSLP-DX420: Up to 7 ips (178 mm/sec) SLP-DX423: Up to 5 ips (127 mm/sec)
Print ResolutionSLP-DX420: 203 dpi SLP-DX423: 300 dpi
Print WidthSLP-DX420: Up to 108 mm SLP-DX423: Up to 105.7 mm
Print Length6 ~ 1000 mm
SensorTransmissive, Reflective (adjustable), Head open
Media TypeGap, Black Mark, Notch, Continuous, Fan-Fold
Media Width20 ~ 110 mm
Media Roll DiameterUp to 130 mm
Media Thickness0.06 ~ 0.20 mm
Supply MethodEasy Paper Loading
Ribbon Type-
Ribbon Width-
Ribbon Length-
Core Inner Diameter-
Dimensions (W x L x H)194 x 243 x 171 mm (7.63 x 9.56 x 6.73 inch)
Weight2.20 kg (4.85 lbs.)
PowerEnergyStar Certified, External Power Adaptor 100-240V AC, 50/60Hz
Memory64MB SDRAM, 128MB FlashROM
InterfaceStandard: USB + Serial + Parallel Optional: ① USB + Serial + Ethernet + WLAN¹ ② USB + WLAN* + Bluetooth² ----------------------------------------------------------------------- WLAN¹: 802.11b/g/n USB dongle type (Optional) Bluetooth²: Built-in type, MFi iAP2 certified
TemperatureOperating: 0 ~ 40˚C (32 ~ 104˚F) Storage: -20 ~ 60˚C (-4 ~ 140˚F)
HumidityOperating: 10 ~ 80% RH Storage: 10 ~ 90% RH
EmulationSLCS, BPL-Z™, BPL-E™
Driver / UtilityWindows Driver (Euro Plus/Seagull), OPOS Driver, Linux / Mac CUPS Driver, Virtual COM USB/Ethernet Driver, Unified Label Utility-II, LabelArtist™-II, Bartender UL, LabelArtist™Mobile(Android,iOS), Web Driver
SDKAndroid SDK, iOS SDK, Windows SDK, Linux SDK
Fonts• 10 SLCS Resident Bitmap Fonts • One SLCS Resident Scalable Font • 16 BPL-Z™ Resident Bitmap Fonts • One BPL-Z™ Resident Scalable Font • 5 BPL-E™ Resident Bitmap Fonts • 23 Code Page • Unicode supported (UTF-8, UTF-16LE, UTF-16BE)
GraphicsSupporting user-defined fonts, graphics, formats and logos
Barcode Symbologies1D: Codabar, Code 11, Code 39, Code 93, Code 128, EAN-13, EAN-8, Industrial 2-of-5, Interleaved 2-of-5, Logmars, MSI, Plessey, Postnet, GS1 DataBar (RSS-14), Standard 2-of-5, UPC/EAN extensions, UPC-A, UPC-E, IMB 2D: Aztec, Codablock, Code 49, Data Matrix, MaxiCode, MicroPDF417, PDF417, QR code, TLC 39
OptionsPeeler, Auto Cutter, External Paper Supply