

The BIXOLON SLP-TX423 (SLP-TX423BG) is a compact 4-inch thermal-transfer desktop label printer that prints at 300 dpi and up to 127 mm/s (5 ips). Designed around space-saving 74 m ribbons on a 0.5" core, it takes label rolls up to 130 mm on 1" or 1.5" cores, speaks ZPL II and EPL via BPL-Z™/BPL-E™ emulation and connects via USB, USB host and built-in Bluetooth (MFi iAP2 certified). Power adapter and power cord are included – pair via Bluetooth and print; a USB cable is optional.
📦 What's in the box – SLP-TX423BG
- BIXOLON SLP-TX423 label printer – 300 dpi, USB, USB host, Bluetooth
- Power supply – external AC/DC power adapter, 100–240 V AC
- Power cord – EU plug (Schuko)
- Ribbon core – empty 0.5" paper core for ribbon take-up
- User's manual – setup and operating instructions
- Drivers & label software – Windows/Mac/Linux drivers, Label Artist™-II and BarTender® UltraLite – free download from BIXOLON
Ready for Bluetooth printing: power adapter and power cord are in the box – pair your phone, tablet or PC and print; you only need labels and a ribbon. For a wired USB connection, add the BIXOLON USB-KAB-G (USB cable not included).
💡 To get started, you might also consider a USB cable, compatible labels and a ribbon for thermal-transfer printing.
Key Features
- Thermal transfer and direct thermal at 300 dpi – up to 127 mm/s (5 ips), max. print width 105.7 mm
- Space-saving ribbon system for 74 m ribbons on a 0.5" core, up to 110 mm wide, ink outside (wax, wax/resin, resin)
- Media 20–110 mm wide, rolls up to 130 mm on 25.4–38.1 mm cores, fanfold; gap, black-mark, notch and continuous media – Smart Media Detection™ calibrates automatically
- Built-in Bluetooth (MFi iAP2 certified) with Smart Bluetooth Auto Switch for printing from iOS, Android and Windows devices – plus USB and USB host
- Intelligent Leap-over™ detects an empty label position and skips to the next label; labels up to 2,000 mm long
- 64 MB SDRAM and 128 MB Flash with real-time clock; SLCS™, BPL-Z™ (ZPL II) and BPL-E™ (EPL) emulation as a drop-in replacement
- Field-installable options: auto cutter, peeler and external paper supply
- Label Artist™-II and BarTender® UltraLite, Windows (Europlus/Seagull), Linux/Mac CUPS and OPOS/JPOS drivers, SDKs for Android, iOS, Windows, Linux, Chrome and Xamarin, XPM™/XCM™ remote management
- ENERGY STAR® certified, compact 200 × 252 × 173 mm footprint
Ideal Applications
- Manufacturing – durable product, compliance and rating-plate labels
- Chemicals – GHS/CLP and hazardous goods labels on synthetic media
- Warehousing and logistics – pallet, shelf and asset labels
- Retail – price tags and long-life shelf labels
- Healthcare and laboratories – sample and specimen labels
All SLP-TX420 Series Versions
The highlighted row is the version you are currently viewing.
| Part Number | Model | Resolution | Print Speed | Interfaces | Wireless | |
|---|---|---|---|---|---|---|
| SLP-TX420G/BEG | SLP-TX420 | 203 dpi | 178 mm/s | USB, RS-232, Parallel | — | View product |
| SLP-TX420EG/BEG | SLP-TX420 | 203 dpi | 178 mm/s | USB, USB host, RS-232, Ethernet | — | View product |
| SLP-TX420BG | SLP-TX420 | 203 dpi | 178 mm/s | USB, USB host | Bluetooth | View product |
| SLP-TX423G | SLP-TX423 | 300 dpi | 127 mm/s | USB, RS-232, Parallel | — | View product |
| SLP-TX423EG | SLP-TX423 | 300 dpi | 127 mm/s | USB, USB host, RS-232, Ethernet | — | View product |
| SLP-TX423BG (this version) | SLP-TX423 | 300 dpi | 127 mm/s | USB, USB host | Bluetooth | Viewing |
Technical Specifications
| Part Number | SLP-TX423BG |
|---|---|
| Model | BIXOLON SLP-TX423 (SLP-TX420 Series) |
| Printer Type | 4-inch desktop thermal transfer label printer |
| Print Method | Thermal transfer and direct thermal |
| Resolution | 300 dpi (12 dots/mm) |
| Print Speed | Up to 127 mm/s (5 ips) |
| Max Print Width | 105.7 mm (4.16") |
| Max Print Length | 2,000 mm (78.7") |
| Media Width | 20–110 mm (0.79"–4.33"), incl. liner |
| Media Thickness | 0.06–0.20 mm |
| Roll Diameter | Up to 130 mm (5.1") OD |
| Core Size | 25.4–38.1 mm (1"–1.5") |
| Media Types | Gap (die-cut), black mark, notch, continuous, fanfold |
| Sensors | Transmissive gap sensor, reflective black-mark sensor (adjustable), ribbon-end sensor, head-open sensor; Smart Media Detection™ |
| Ribbon | Wax, wax/resin, resin; ink OUTSIDE; up to 110 mm wide; up to 74 m on 0.5" (12.7 mm) core |
| Interfaces | USB (Type B), USB host |
| Wireless | Bluetooth (built-in, MFi iAP2 certified, Smart Bluetooth Auto Switch); optional WLAN USB dongle via USB host |
| Memory | 64 MB SDRAM, 128 MB Flash |
| Real-Time Clock | Supported |
| Printer Languages | SLCS™, BPL-Z™ (ZPL II compatible), BPL-E™ (EPL compatible) |
| Fonts / Character Sets | Bitmap fonts (10 SLCS, 16 BPL-Z, 5 BPL-E), scalable fonts (1 SLCS, 1 BPL-Z), 23 code pages, Unicode (UTF-8, UTF-16LE/BE) |
| Barcodes | 1D: Codabar, Code 11, Code 39, Code 93, Code 128, EAN-8/13, Industrial/Interleaved/Standard 2 of 5, LOGMARS, MSI, Plessey, Postnet, GS1 DataBar, UPC-A/E, UPC/EAN extensions, IMB; 2D: Aztec, Codablock, Code 49, Data Matrix, MaxiCode, MicroPDF417, PDF417, QR Code, TLC 39 |
| Display | No LCD – status LEDs and function keys |
| Media Options | Tear-off (standard); auto cutter and peeler (optional) |
| Options | Auto cutter, peeler, external paper supply, WLAN USB dongle |
| Drivers & Software | Windows driver (Europlus / Seagull), Linux/Mac CUPS, virtual COM USB/Ethernet, utility program, OPOS/JPOS driver, BarTender® UltraLite for BIXOLON, Label Artist™-II; Android/iOS/Windows/Linux/Chrome/Xamarin SDKs; Label Artist™ Mobile, mPrint; XPM™/XCM™ device management |
| Power Supply | External AC/DC power adapter, 100–240 V AC, 50/60 Hz; ENERGY STAR® certified |
| Dimensions (W × D × H) | 200 × 252 × 173 mm |
| Weight | 2.35 kg |
| Color | Dark grey |
| Operating Temperature | 5–40 °C |
| Storage Temperature | −20–60 °C |
| Humidity | Operating 10–80% RH, storage 10–90% RH (non-condensing) |
| Warranty | 36 months |
| In the Box | BIXOLON SLP-TX423 printer (300 dpi, USB, USB host, Bluetooth), external AC/DC power adapter (100–240 V AC), power cord (EU plug), empty 0.5" ribbon core, user's manual; drivers and Label Artist-II / BarTender UltraLite software as free download |
Printing high volumes? The BIXOLON SLP-TX403 (SLP-TX403EG/BEG) from the SLP-TX400 Series takes 300 m ribbons for fewer ribbon changes. All SLP-TX420 versions are listed above. Compare other models in our Desktop Label Printers collection or contact our team for volume pricing.
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