Specifications
Printer Specifications 
Print MethodThermal Transfer, Direct Thermal 
Print SpeedPrint Speed SLP-TX400: Up to 7 ips (178 mm/sec) SLP-TX403: Up to 5 ips (127 mm/sec)
Print ResolutionSLP-TX400: 203 dpi SLP-TX403: 300 dpi
Print WidthSLP-TX400: Up to 108 mm SLP-TX403: Up to 105.7 mm
SensorTransmissive, Reflective (Adjustable), Ribbon-End, Head open
Media Characteristics
Media TypeGap, Black Mark, Notch, Continuous, Fan-Fold
Media Width25 ~ 112 mm
Media Roll DiameterUp to 130 mm
Media Thickness0.06 ~ 0.20 mm
Supply MethodEasy Paper Loading
Ribbon Characteristics 
Ribbon TypeWax, Wax/Resin, Resin, Outside
Ribbon Width 33 ~ 110 mm
Ribbon LengthUp to 300 m
Core Inner Diameter25.4 mm, 12.5 mm
Physical Characteristics
Dimensions (WxDxH) 214 x 310 x 195 mm (8.42 x 12.20 x 7.67 inch)
Weight2.85 kg (6.28 lbs.)
PowerEnergyStar Certified, External Power Adaptor 100-240V AC, 50/60Hz
Performance Characteristics
Memory64 MB SDRAM, 128 MB Flash
Interface OptionsStandard: USB + Serial + Parallel Optional: USB + Serial + Ethernet + WLAN¹
Environment Characteristics
TemperatureOperating: 5 ~ 40℃ (41 ~ 104℉) Storage: -20 ~ 60℃ (-4 ~ 140℉)
HumidityOperating: 10 ~ 80% RH Storage: 10 ~ 90% RH
Fonts / Graphics / Symbologies
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