Zebra ZD420-HC Thermal Transfer Printer

Zebra ZD420-HC Thermal Transfer Printer

In the critical healthcare environment, speed and accuracy are paramount!

The ZD420-HC four-inch thermal transfer printer maximizes printer productivity and uptime. With an innovative ribbon cartridge that can be loaded in seconds, nursesand lab technicians can stay focused on caring for patients, instead of wasting time trying to load the standard ribbon roll.

Designed for the healthcare industry, this printer is ready for the constant disinfecting and offers a healthcare-compliant power supply.
With its optional 300 dpi printing, the tiniest labels are crisp and legible.

The Zebra ZD420-HC is ideal for many healthcare-relted application including:

  • Retail / Price marking, Pharmacy prescription labeling
  • Healthcare / Specimen labeling, Patient tracking
  • Manufacturing / Light-industrial work-in-process and product labeling

Zebra ZD420-HC thermal transfer printer benefits:

  • Built for Ease of Use
  • Easy to Clean and Santize
  • Wide range of features and options
  • Supports LINK-OS

Standard features

  • Thermal Transfer print method
  • IEC 60601-1 compliant power supply and healthcare wipeable plastics
  • ZPL and EPL programming languages
  • 5 status icon, 3 button user interface
  • USB 2.0, USB Host
  • Bluetooth low energy
  • OpenACCESS™ for easy media loading
  • Dual-wall frame construction
  • ENERGY STAR qualified
  • Real Time Clock

Print speed 

  • 6 in./152 mm per second (203 dpi)
  • 4 in./102 mm per second (300 dpi)

Print width

  • 4.65 in./118 mm

Print length

  • 991 mm


  • 203 dpi


  • 512 MB Flash; 256 MB SDRAM

Media sensors

Full width, moveable reflective/black mark sensor; multi-position transmissive/gap sensor

Media characteristics

Maximum Label Length 39.0 in./991 mm

Maximum Label and Media Width 4.65 in./118 mm

Media Roll Size 5.00 in./127 mm outer diameter

Core inner diameter: 0.5 in. (12.7mm) and 1.0 in. (25.4mm) standard, 1.5 in. (38.1), 2.0 in. 50.8mm) and 3.0 in. (76.2mm) using optional adapters

Thickness 0.003” (0.08mm) min.; 0.0075 (.1905mm) max. (tear-off mode only)

Media Types - Roll-fed or fan-fold, die cut or continuous with or without black mark, tag stock, continuous receipt paper, and wristbands.

Networking and connectivity

Field installable RS-232 auto-sensing Serial, DB-9; Ethernet – 10/100 internal; factory installed wireless dual radio: 802.11ac Wi-Fi and Bluetooth 4.1

Fonts and character sets

  • 16 resident expandable ZPL II bitmap fonts
  • Two resident scalable ZPL fonts
  • Five resident expandable EPL2 fonts
  • Native open-type font support
  • Unicode compliant for multi-language, on demand thermal printing
  • China units include SimSun simplified Chinese font
  • 64 MB user available non-volatile memory, 8 MB user available SDRAM

Barcode symbologies

  • Barcode Ratios: 2:1 (non-rotated) and 3:1
  • Linear Barcodes: Code 11, Code 39, Code 93, Code 128, ISBT-128, UPC-A, UPC-E, EAN-8, EAN-13, UPC and EAN 2-or 5-digit extensions, Plessey, Postnet, Standard 2-of-5, Industrial 2-of-5, Interleaved 2-of-5, Logmars, MSI, Codabar and Planet Code
  • 2-Dimensional: Codablock, PDF417, Code 49, DataMatrix, MaxiCode, QR Code, MicroPDF, Aztec

Physical characteristics

  • Width: 202mm
  • Height: 177mm
  • Weight: 2.3kg (of printer only: no media or options)

Options and accesories:

Media Handling

Field installable dispenser – label peel and present with label present sensor; field installable cutter


Display Unit ZKDU keyboard display units for stand-alone printing solutions

Communication and interface capabilities

Field installable RS-232 auto-sensing Serial, DB-9; Ethernet – 10/100 internal; factory installed wireless dual radio: 802.11ac Wi-Fi and Bluetooth 4.1

Please Note: specifications and options vary according to printer model and are subject to change without prior notice.

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