

The Zebra ZD621R (ZD6A143-31EFR2EZ) is Zebra's premium 4-inch thermal transfer desktop label printer for RFID-enabled asset, inventory and retail labels that are printed and encoded in one pass. It prints at 300 dpi with a maximum print width of 108 mm and up to 152 mm/s, takes label rolls up to 118 mm wide and 127 mm in diameter, runs 300 m or 74 m ribbons and connects via USB, USB Host, RS-232 serial and Ethernet. This version has a factory-installed peeler (dispenser) with label-present sensor that presents each label ready to apply. A 4.3-inch colour touch display with wizards makes setup and troubleshooting easy. The built-in UHF RFID encoder (EPC Gen 2 / RAIN RFID, Adaptive Encoding Technology) prints and encodes RFID smart labels in one pass. ZPL and EPL support, Link-OS and Zebra Print DNA let it slot straight into existing Zebra fleets.
📦 What's in the box – ZD6A143-31EFR2EZ
- ✅ Zebra ZD621R printer – Grey, colour touch display, USB + Ethernet + RS-232
- ✅ Peeler (dispenser) – factory-installed
- ✅ UHF RFID encoder – built-in, EU band 865–868 MHz
- ✅ Power supply – external power supply, 100–240 V AC
- ✅ Power cords (EU + UK) – EU (Schuko) and UK (type G) – both in the box
- ✅ USB cable – USB A-to-B, ready to connect to your PC
- ✅ Empty ribbon take-up cores – 25.4 mm (1 in) for 300 m and 12.7 mm (0.5 in) for 74 m ribbons
- ✅ Quick start guide + regulatory guide – drivers, utilities and manuals are a free download from Zebra
- ❌ RFID labels – NOT included – UHF RFID smart labels (inlay) – order separately; standard labels also print
- ❌ Ribbon – NOT included – 300 m on 25.4 mm core or 74 m on 12.7 mm core, 33–110 mm wide, ink outside
✅ Ready to print out of the box: power supply, power cords and USB cable are included – just add labels and a ribbon.
💡 Useful extras: the Zebra P1112640-232 cutter kit (field-installable); the Zebra P1112640-239C Wi-Fi + Bluetooth module for wireless printing; the Zebra P1080383-603 battery with the Zebra P1080383-600 battery base for cordless printing on carts; the Zebra G105950-054 serial cable for the built-in RS-232 port; the Zebra P1080383-022 adapter kit for 38, 51 and 76 mm label cores; Zebra 105950-035 cleaning pens for the printhead.
Interactive 3D Model
Drag to rotate, scroll or pinch to zoom. Official Zebra 3D viewer – open in full screen ↗
Key Features
- 300 dpi (12 dots/mm) – crisp small text, 2D codes and tiny labels at up to 152 mm/s (6 ips)
- Thermal transfer with 300 m ribbons (25.4 mm core, 1:4 ribbon-to-media) or 74 m ribbons (12.7 mm core) and a media dancer for top print quality – also prints on direct thermal labels
- Integrated UHF RFID encoder (RE40) – EPC Gen 2 / RAIN RFID with Adaptive Encoding Technology for easy calibration
- Factory-installed peeler with label-present sensor – peel-and-present for fast manual application
- Media from 15 to 118 mm wide, rolls up to 127 mm in diameter on 12.7 or 25.4 mm cores (38–76 mm with adapters), fanfold via the rear slot; movable black-mark and gap sensors
- Ethernet, RS-232 serial, USB 2.0 and USB Host as standard; add a Wi-Fi + Bluetooth module in the field
- ZPL II and EPL 2 compatible – keep your existing label formats; Print DNA emulations for other printer languages
- 4.3-inch full-colour touch display with menus, wizards and animations, plus Print Touch (NFC) and Bluetooth LE setup with the Zebra Printer Setup app
- Field-installable options: dispenser (peeler), cutter, Wi-Fi + Bluetooth module, battery base with battery, ZKDU keyboard display and a GX-footprint mounting bracket
- Print DNA with PrintSecure and Printer Profile Manager Enterprise, real-time clock, 512 MB Flash; ENERGY STAR certified
Ideal Applications
- Item-level RFID tagging in retail
- Asset and IT equipment tracking
- Warehouse and inventory RFID labels
- Document and evidence tracking
- Laboratory sample tracking
All ZD621t / ZD621R Versions
The highlighted row is the version you are currently viewing.
| Part Number | Resolution | Display | Media Options | Wireless | RFID | |
|---|---|---|---|---|---|---|
| ZD6A042-30EF00EZ | 203 dpi | 5 status icons | Tear-off | – | – | View product |
| ZD6A042-30EL02EZ | 203 dpi | 5 status icons | Tear-off | Wi-Fi 5 + Bluetooth | – | View product |
| ZD6A042-30ER02EZ | 203 dpi | 5 status icons | Tear-off | Wi-Fi 6 + Bluetooth | – | View product |
| ZD6A042-31EF00EZ | 203 dpi | 5 status icons | Peeler | – | – | View product |
| ZD6A042-32EF00EZ | 203 dpi | 5 status icons | Cutter | – | – | View product |
| ZD6A043-30EF00EZ | 300 dpi | 5 status icons | Tear-off | – | – | View product |
| ZD6A043-30EL02EZ | 300 dpi | 5 status icons | Tear-off | Wi-Fi 5 + Bluetooth | – | View product |
| ZD6A043-30ER02EZ | 300 dpi | 5 status icons | Tear-off | Wi-Fi 6 + Bluetooth | – | View product |
| ZD6A043-31EF00EZ | 300 dpi | 5 status icons | Peeler | – | – | View product |
| ZD6A043-32EF00EZ | 300 dpi | 5 status icons | Cutter | – | – | View product |
| ZD6A142-30EF00EZ | 203 dpi | Colour touch display | Tear-off | – | – | View product |
| ZD6A142-30EL02EZ | 203 dpi | Colour touch display | Tear-off | Wi-Fi 5 + Bluetooth | – | View product |
| ZD6A142-30ER02EZ | 203 dpi | Colour touch display | Tear-off | Wi-Fi 6 + Bluetooth | – | View product |
| ZD6A142-31EF00EZ | 203 dpi | Colour touch display | Peeler | – | – | View product |
| ZD6A142-32EF00EZ | 203 dpi | Colour touch display | Cutter | – | – | View product |
| ZD6A142-32ER02EZ | 203 dpi | Colour touch display | Cutter | Wi-Fi 6 + Bluetooth | – | View product |
| ZD6A143-30EF00EZ | 300 dpi | Colour touch display | Tear-off | – | – | View product |
| ZD6A143-30EL02EZ | 300 dpi | Colour touch display | Tear-off | Wi-Fi 5 + Bluetooth | – | View product |
| ZD6A143-30ER02EZ | 300 dpi | Colour touch display | Tear-off | Wi-Fi 6 + Bluetooth | – | View product |
| ZD6A143-31EF00EZ | 300 dpi | Colour touch display | Peeler | – | – | View product |
| ZD6A143-32EF00EZ | 300 dpi | Colour touch display | Cutter | – | – | View product |
| ZD6A143-32EL02EZ | 300 dpi | Colour touch display | Cutter | Wi-Fi 5 + Bluetooth | – | View product |
| ZD6A142-30EFR2EZ | 203 dpi | Colour touch display | Tear-off | – | UHF RFID | View product |
| ZD6A142-30ELR2EZ | 203 dpi | Colour touch display | Tear-off | Wi-Fi 5 + Bluetooth | UHF RFID | View product |
| ZD6A142-30ERR2EZ | 203 dpi | Colour touch display | Tear-off | Wi-Fi 6 + Bluetooth | UHF RFID | View product |
| ZD6A142-31EFR2EZ | 203 dpi | Colour touch display | Peeler | – | UHF RFID | View product |
| ZD6A142-32EFR2EZ | 203 dpi | Colour touch display | Cutter | – | UHF RFID | View product |
| ZD6A143-30EFR2EZ | 300 dpi | Colour touch display | Tear-off | – | UHF RFID | View product |
| ZD6A143-30ERR2EZ | 300 dpi | Colour touch display | Tear-off | Wi-Fi 6 + Bluetooth | UHF RFID | View product |
| ZD6A143-31EFR2EZ (this version) | 300 dpi | Colour touch display | Peeler | – | UHF RFID | Viewing |
| ZD6A143-32EFR2EZ | 300 dpi | Colour touch display | Cutter | – | UHF RFID | View product |
Technical Specifications
| Part Number | ZD6A143-31EFR2EZ |
|---|---|
| Model | Zebra ZD621R |
| Printer Type | 4-inch premium desktop RFID label printer / encoder (ZD600 Series) |
| Print Method | Thermal transfer (also prints on direct thermal media) |
| Resolution | 300 dpi (12 dots/mm) |
| Print Speed | Up to 152 mm/s (6 in/s) |
| Max Print Width | 108 mm (4.27 in) |
| Media Width | 15–118 mm (0.585–4.65 in) |
| Label Length | 6.4–991 mm (0.25–39 in) |
| Roll Diameter | Max. 127 mm (5 in) outer diameter |
| Core Size | 12.7 mm (0.5 in) and 25.4 mm (1 in) standard; 38.1, 50.8 and 76.2 mm with optional adapters (P1080383-022) |
| Media Thickness | 0.08–0.19 mm (max. in tear-off mode) |
| Media Type | Roll-fed or fanfold; die-cut or continuous labels with or without black mark, tag stock, continuous receipt paper, wristbands; UHF RFID smart labels (min. pitch 16 mm) |
| Sensors | Full-width movable reflective / black-mark sensor; multi-position transmissive / gap sensor; label-present sensor (peeler) |
| Ribbon | 300 m (984 ft) on 25.4 mm (1 in) core, max. 66 mm OD, 1:4 ribbon-to-media; or 74 m (243 ft) on 12.7 mm (0.5 in) core, max. 34 mm OD, 1:1; width 33.8–109.2 mm; ink outside; media dancer |
| RFID | Integrated UHF RFID reader/encoder (Zebra RE40): EPC Gen 2 V2.1 / ISO/IEC 18000-63, RAIN RFID; Adaptive Encoding Technology; min. tag pitch 16 mm; EU band 865–868 MHz |
| Interfaces | USB 2.0, USB Host, RS-232 serial (auto-sensing, DB-9), 10/100 Ethernet – all standard |
| Wireless | Bluetooth Low Energy 5 for setup with the Zebra Printer Setup app only; optional field-installable Wi-Fi 5 + Bluetooth 4.1 module (P1112640-239C) |
| NFC | Print Touch (NFC) tag – tap to pair and open help pages |
| Memory | 512 MB Flash, 256 MB SDRAM (64 MB Flash / 8 MB SDRAM user available); real-time clock |
| Printer Languages | ZPL II, EPL 2, XML, ZBI, PDF Direct; Print DNA Virtual Devices emulations; Link-OS |
| Fonts / Character Sets | 16 resident expandable ZPL II bitmap fonts, 2 scalable ZPL fonts, 5 EPL2 fonts, native OpenType support, Unicode |
| Barcodes | 1D: Code 11, Code 39, Code 93, Code 128, ISBT-128, UPC-A, UPC-E, EAN-8, EAN-13 (+2/+5), Plessey, Postnet, Standard / Industrial / Interleaved 2-of-5, Logmars, MSI, Codabar, Planet Code; 2D: Codablock, PDF417, Code 49, Data Matrix, MaxiCode, QR Code, MicroPDF, Aztec |
| Display | 4.3-inch full-colour LCD touch display (480 × 272) with 3-button interface |
| Media Options | Factory-installed dispenser / peeler with label-present sensor; field-installable cutter (P1112640-232) |
| Options | Wi-Fi + Bluetooth module, battery base (P1080383-600) + 2750 mAh battery, attached power supply, ZKDU keyboard display unit, media core adapters, GX420t/GX430t mounting bracket, carrying case (not with cutter / peeler) |
| Drivers & Software | Print DNA (PrintSecure, Printer Profile Manager Enterprise, Virtual Devices, Zebra Printer Setup app), ZebraDesigner Essentials (free), Windows drivers |
| Mobile Printing | Android, iOS, Windows |
| Power Supply | Auto-detecting 100–240 V AC, 50–60 Hz external power supply (PFC); ENERGY STAR, Efficiency Level VI; optional 2750 mAh battery |
| Dimensions (W × D × H) | 267 × 202 × 192 mm (L × W × H) |
| Weight | 2.5 kg |
| Color | Grey |
| Operating Temperature | 4.4 °C to 41 °C |
| Storage Temperature | −40 °C to 60 °C |
| Humidity | 10–90% non-condensing (operating), 5–95% (storage) |
| Certifications | IEC 62368-1, EN 55032 Class B, EN 55035, EN 61000-3-2/-3-3, EN 300 328, EN 301 893, EN 62311, FCC Class B, CE; RoHS |
| Warranty | 24 months (Zebra ZD600 Series standard warranty) |
| In the Box | Zebra ZD621R printer (4.3-inch colour touch display, factory-installed peeler (dispenser), UHF RFID encoder), external power supply (100–240 V AC), EU and UK power cords, USB cable, empty ribbon take-up cores (25.4 mm + 12.7 mm), quick start guide, regulatory guide – labels (RFID labels) and ribbon NOT included |
The Zebra ZD621R belongs to Zebra's ZD600 Series of premium 2- and 4-inch desktop printers. Only need direct thermal labels without ribbon? See the Zebra ZD621d (ZD6A143-D0EF00EZ). Matching Zebra labels, ribbons and accessories are listed on this page. Compare other models in our Desktop Label Printers collection or contact our team for volume pricing.
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