Zebra ZD420 Series Dekstop Printer

The ZD420 leads its printer class in deployment and management simplicity, ease-of-use, application flexibility and total cost of ownership (TCO). The next generation in Zebra’s advanced desktop line, the ZD420 replaces Zebra’s popular GK420 Series. You get an easy to use clamshell design and an intuitive interface. Field-installable connectivity and media handling options allow you to purchase what you need today, yet easily add new features on site to meet tomorrow’s needs. Link-OS® supports our powerful Print DNA suite of applications, utilities and developer tools that deliver a superior printing experience through better performance, simplified remote manageability and easier integration. Available in direct thermal and thermal transfer and healthcare-specific models, the ZD420 is ideal for a wide range of applications.
The ZD420 — when ease of use, flexibility and management simplicity matter.

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Standard Features
  • Print methods: Thermal Transfer or Direct Thermal
  • ZPL and EPL programming languages
  • 5 status icon, 3 button user interface
  • USB 2.0, USB Host
  • OpenACCESS™ for easy media loading
  • Dual-wall frame construction
  • ENERGY STAR qualified
Physical Characteristics
  ZD420d ZD420t
Length 8.69 in./220.8 mm 10.5 in./267 mm
Width 6.98 in./177.5 mm 8.0 in./202 mm
Height 5.93 in./150.7 mm 7.5 in./ 192 mm
Weight 3.6 lb/ 1.6 kg 5.3 lb/2.4 kg
Printer Specification
Operating System Link-OS®
Resolution 203 dpi/8 dots per mm
Optional 300 dpi/12 dots per mm
Resolution can be factory installed or changed on site
via accessory kits. Resolution can be changed from
300 dpi to 203 dpi, as well as from 203 dpi to 300 dpi
Memory 512 MB Flash; 256 MB SDRAM for factory installed
network connectivity options
512 MB Flash; 128 MB SDRAM for printers without
factory installed network connectivity options
Print Width
4.09 in./104 mm for 203 dpi
4.27 in./108 mm for 300 dpi
Print Speed
6 in./152 mm per second (203 dpi)
4 in./102 mm per second (300 dpi)
Media Sensors Full width, moveable reflective/black mark sensor;
multi-position transmissive/gap sensor
Firmware ZPL II; EPL 2; XML; ZBI
Media and Ribbon Characteristics
Label Length
39.0 in./991 mm
Media Width 0.585 in./15 mm to 4.65 in./118 mm
Media Roll Size Maximum outer diameter: 5.00 in./127 mm
Core inner diameter: 0.5 in. (12.7 mm) and 1.0 in.
(25.4 mm) standard, 1.5 in. (38.1), 2.0 in., (50.8 mm)
and 3.0 in. (76.2 mm) using optional adapters
Media Thickness 0.003 in. (0.08 mm) min.; 0.0075 in. (0.1905 mm) max.
Media Types Roll-fed or fan-fold, die cut or continuous with or
without black mark, tag stock, continuous receipt
paper, and wristbands
Ribbon Outside
2.6 in./66 mm (300 m); 1.34 in./34 mm (74 m)
Ribbon Standard
984 ft. (300 m); 244 ft. (74 m)
Ribbon Ratio 1:4 media to ribbon (300 m)
1:1 media to ribbon (74 m)
Ribbon Width 1.33 in./33.8 mm — 4.3 in./109.2 mm
Ribbon Core I.D. 300 meter ribbon 1 in./25.4 mm
74 meter ribbon 0.5 in./12.7 mm
Operating Characteristics
Operating Temp. 40° to 105° F/4.4° to 41° C
Storage Temp. -40° to 140° F/-40° to 60° C
Operating Humidity 10% to 90% non-condensing
Storage Humidity 5% to 95% non-condensing
Electrical Auto-detectable (PFC Compliant) 100-240VAC,
50-60Hz; ENERGY STAR qualified; optional 2750
mAh battery
Options and Accesories
Media Handling Field installable dispenser — label peel and present
with label present sensor; field installable cutter
Communications Field installable RS-232 auto-sensing Serial, DB-9;
Factory installed or field installable Ethernet — 10/100
internal; factory installed wireless dual radio:802.11ac
Wi-Fi and Bluetooth 4.1; Bluetooth Low Energy
included as standard on network connected models
Battery Provides power to the printer to support a full shift of
printing at maximum print speed; supports all media
handling options.
Real Time Clock Real time clock included as standard on network
connected models
Keyboard Display
ZKDU keyboard display units for stand-alone printing
Media Locking
Mechanical lock with 2 keys; Kensington® lock slot;
available on ZD420d Healthcare only
Mounting Plate Optional accessory to secure ZD Series printers to
countertops or shelves
Enclosed Power
Attached power supply accessory for cord-free
Fonts / Graphics / Symbologies
Barcode Ratios 2:1 and 3:1
1D 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
2D Barcodes Codablock, PDF417, Code 49, DataMatrix, MaxiCode,
QR Code, MicroPDF, Aztec
Fonts and Graphics 16 resident expandable ZPL II bitmap fonts, two
resident scalable ZPL fonts, five resident expandable
EPL2 fonts, native open-type font support, Unicode
compliant. China units include SimSun simplified
Chinese font 64 MB user available non-volatile
memory, 8 MB user available SDRAM
Printer Supplies

For industry-leading quality, service and thermal printing expertise, choose Zebra Certified Supplies to ensure consistent, optimized performance for your Zebra printer.


IEC 60950-1, EN55022 Class B, EN55024, EN61000-3-2, EN61000-3-3, FCC Class
B, ICES-003, FCC 15.209; 15.247(d), IC RSS 247, EN 300 328, EN 301 893, EN 62311,
CE Marking, VCCI, C-Tick, S-Mark, CCC, CU, BSMI, KCC, SABS, IN-Metro, BIS, NOM

Print DNA

This printer is supported by our powerful Print DNA suite of applications, utilities and developer tools that give our printers better performance, simplified remote manageability, and easier integration. Print DNA features may vary by model and may require a Support Contract. For more information, please visit zebra.

Included in the Box

Printer, empty ribbon take-up cores (1 in. and 0.5 in.)*, 300 m ribbon core adapters for non-Zebra ribbon (2)*, AC power supply, power cord(s), USB cable, Quick Start Guide, Regulatory Guide
* Empty ribbon take-up cores and ribbon core adapters included with ZD420t
models only

Recommended Service
Zebra OneCare SV Normal wear and tear and functional failure, including
extended coverage against Manufacturer’s Defects
Priority access 8×5 live technical support and
software updates
5-day depot repair turnaround time plus free return
ground shipping
Online Return Material Authorization (RMA) support