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Zebra ZD421

Zebra ZD421

Key Features

  • Dual printing modes: Thermal Transfer & Direct Thermal
  • Print speed: Up to 6 inches (152 mm) per second @ 203 dpi
  • Print width: Up to 4.09 inches (104 mm)
  • Resolution: 203 dpi (standard) or 300 dpi (optional)
  • Memory: 512 MB Flash / 256 MB SDRAM
  • Real-Time Clock (RTC) for accurate timestamp labels
  • Connectivity: USB 2.0, USB Host, Bluetooth Low Energy (for mobile setup)
  • Optional: Ethernet 10/100, RS-232 Serial, Wi-Fi 802.11ac + Bluetooth 4.1
  • OpenACCESS™ clamshell design for easy media loading
  • Print DNA suite powered by Link-OS® for security and remote control
  • ENERGY STAR® Certified and compliant with Energy Efficiency Level VI
  • Two-year standard warranty for maximum peace of mind

The Zebra ZD421 is Zebra’s latest generation desktop barcode label printer, built to deliver exceptional reliability, advanced connectivity, and effortless operation.

Designed as the successor to the ZD420, it features 30% more processing power, enhanced memory, and next-gen Link-OS Print DNA software for faster performance and secure remote management.

Its sleek design, OpenACCESS™ clamshell, and optional ribbon cartridge system make label loading quick and fool-proof ideal for modern retail, healthcare, logistics, and light-industrial environments.

Key Features

  • Dual printing modes: Thermal Transfer & Direct Thermal
  • Print speed: Up to 6 inches (152 mm) per second @ 203 dpi
  • Print width: Up to 4.09 inches (104 mm)
  • Resolution: 203 dpi (standard) or 300 dpi (optional)
  • Memory: 512 MB Flash / 256 MB SDRAM
  • Real-Time Clock (RTC) for accurate timestamp labels
  • Connectivity: USB 2.0, USB Host, Bluetooth Low Energy (for mobile setup)
  • Optional: Ethernet 10/100, RS-232 Serial, Wi-Fi 802.11ac + Bluetooth 4.1
  • OpenACCESS™ clamshell design for easy media loading
  • Print DNA suite powered by Link-OS® for security and remote control
  • ENERGY STAR® Certified and compliant with Energy Efficiency Level VI
  • Two-year standard warranty for maximum peace of mind

Technical Specifications

Specification Detail
Print Method Direct Thermal / Thermal Transfer / Ribbon Cartridge
Resolution 203 dpi (8 dots/mm); optional 300 dpi (12 dots/mm)
Max Print Width 4.09 in / 104 mm
Max Print Length 39 in / 991 mm
Print Speed Up to 6 in per second (203 dpi)
Memory 512 MB Flash / 256 MB SDRAM
Media Width 0.585 – 4.65 in (15 – 118 mm)
Media Roll Size 5 in (127 mm) outer diameter
Ribbon Length 984 ft (300 m) or 244 ft (74 m) roll / 243 ft (74 m) cartridge
Ribbon Width 1.33 – 4.3 in (33.8 – 109.2 mm)
Dimensions (W×D×H) 10.5 in × 8.0 in × 7.4 in (267 × 202 × 189 mm)
Weight ≈ 2.0 – 2.3 kg (depending on model)

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