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Zebra ZD421 Direct Thermal USB/Ethernet 300dpi Label Printer

Label printer. Desktop direct thermal printing. Resolution: 12 dots/mm (300 dpi). Max media width: 108 mm, max print width: 108 mm, max roll diameter: 127 mm. Print speed: up to 102 mm/s. Interfaces: USB, USB Host, Bluetooth (BLE), Ethernet. RAM: 256 MB, Flash: 512 MB. Real-time clock, black mark and gap sensors. Colour: Grey. Includes USB cable, power supply unit (EU, UK).


Included in the box: Printer, Power Supply, Power Cable UK, USB Cable & Setup Guide.


Zebra offers a free software package to design and print labels called ZebraDesigner Essentials. Click Here for more info


Manufacturer: Zebra
Availability: 1 in stock
SKU: 20183
Reference Code: ZD4A043-D0EE00EZ
€670.00 incl VAT
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The Zebra ZD421 300dpi Label Printer is a high-resolution, compact desktop solution designed for precision and reliability in label printing. Featuring direct thermal technology, it produces sharp, detailed prints at 300 dpi, making it ideal for applications requiring fine text, barcodes, or graphics. With a maximum media and print width of 108 mm and support for rolls up to 127 mm in diameter, it efficiently handles various labelling tasks across retail, healthcare, logistics, and more.


Connectivity is seamless with built-in USB, USB Host, Bluetooth Low Energy (BLE), and Ethernet, while 256 MB RAM and 512 MB Flash ensure fast processing and memory storage. The ZD421 also includes a real-time clock and both black mark and gap sensors for enhanced accuracy. Finished in grey and supplied with all necessary cables and power accessories, it's ready for integration right out of the box.


High-Resolution Performance

  • Direct thermal printing at 300 dpi for crisp, detailed output
  • Supports max media and print width of 108 mm
  • Print speed up to 102 mm/s for fast, efficient labelling

Connectivity & Integration

  • USB, USB Host, Bluetooth (BLE), and Ethernet interfaces
  • Real-time clock for time-sensitive label applications
  • 256 MB RAM and 512 MB Flash for smooth operation

User-Friendly Design

  • Compact desktop footprint in grey
  • Black mark and gap sensors for precise media alignment
  • Includes USB cable, EU and UK power supplies for immediate setup

The Zebra ZD421 300dpi Label Printer is a high-resolution, compact desktop solution designed for precision and reliability in label printing. Featuring direct thermal technology, it produces sharp, detailed prints at 300 dpi, making it ideal for applications requiring fine text, barcodes, or graphics. With a maximum media and print width of 108 mm and support for rolls up to 127 mm in diameter, it efficiently handles various labelling tasks across retail, healthcare, logistics, and more.


Connectivity is seamless with built-in USB, USB Host, Bluetooth Low Energy (BLE), and Ethernet, while 256 MB RAM and 512 MB Flash ensure fast processing and memory storage. The ZD421 also includes a real-time clock and both black mark and gap sensors for enhanced accuracy. Finished in grey and supplied with all necessary cables and power accessories, it's ready for integration right out of the box.


High-Resolution Performance

  • Direct thermal printing at 300 dpi for crisp, detailed output
  • Supports max media and print width of 108 mm
  • Print speed up to 102 mm/s for fast, efficient labelling

Connectivity & Integration

  • USB, USB Host, Bluetooth (BLE), and Ethernet interfaces
  • Real-time clock for time-sensitive label applications
  • 256 MB RAM and 512 MB Flash for smooth operation

User-Friendly Design

  • Compact desktop footprint in grey
  • Black mark and gap sensors for precise media alignment
  • Includes USB cable, EU and UK power supplies for immediate setup
Zebra ZD421 Direct Thermal 300dpi Specifications
Print MethodDirect Thermal
Resolution300 dpi / 12 dots per mm
Operating SystemLink-OS
User Interface5 status icons, 3-button control
Programming LanguagesZPL II, EPL 2, XML, ZBI, PDF Direct
ConnectivityUSB 2.0, USB Host, BLE (for mobile setup app)
Memory512 MB Flash, 256 MB SDRAM
Max Print Width106 mm / 4.16 in.
Max Print Speed102 mm/s / 4 in. per second
Media Width15 mm to 108 mm / 0.585 in. to 4.25 in.
Label Length6.35 mm to 991 mm / 0.25 in. to 39.0 in.
Media SensorsFull width, moveable reflective/black mark sensor, multi-position transmissive/gap sensor
Media TypesRoll-fed, fan-fold, die cut, continuous, black mark, tag stock, receipt paper, wristbands
Media Roll SizeMax OD: 127 mm / 5.00 in.
Core: 12.7 mm / 0.5 in. and 25.4 mm / 1.0 in. standard (others with adapters)
Media Thickness0.08 mm to 0.19 mm / 0.003 in. to 0.0075 in.
Real Time Clock (RTC)Included
ConstructionDual-wall frame, OpenACCESS™ design
Dimensions (W x D x H)177.5 mm x 220.8 mm x 150.7 mm
6.98 in. x 8.69 in. x 5.93 in.
Weight1.35 kg / 2.98 lbs.
Operating Temperature4.4°C to 41°C / 40°F to 105°F
Storage Temperature-40°C to 60°C / -40°F to 140°F
Operating Humidity10% to 90% non-condensing
Storage Humidity5% to 95% non-condensing
ElectricalAuto-detect 100-240VAC, 50-60Hz, ENERGY STAR® certified, Level VI
ComplianceRoHS, REACH SVHC, CE, FCC, ICES, VCCI, KCC, BIS, NOM, and more
Environmental ComplianceRoHS Directive 2011/65/EU; Amendment 2015/863, REACH SVHC 1907/2006
Software IncludedZebraDesigner Essentials, Zebra Setup Utilities
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