Spec Sheet
SPECIFICATIONS AT A GLANCE
*
Printer Name
GK420t
GK420d
Standard Features
• Print methods: Thermal transfer or direct thermal
• Programming language: EPL™ and ZPL
®
are
standard construction: Dual-wall frame
• Tool-less printhead and platen replacement
• OpenACCESS™ for easy media loading
• Quick and easy ribbon loading
• Auto-calibration of media
• Triple connectivity: USB, Parallel, Serial
• Certified Microsoft
®
Windows
®
drivers
• ENERGY STAR
®
qualified
Printer Specications
Resolution
203 dpi/8 dots per mm
Memory
Standard: 4 MB Flash; 8 MB SDRAM
Print Width
4.09”/104 mm
Maximum Print Length
39”/991 mm
Maximum Print Speed
5”/127 mm per second
Media Sensors
Standard: Fixed reflective and transmissive sensors
Media Characteristics
Maximum Label and Liner Length
Maximum non-continuous: 39”/991 mm
Maximum Label and Liner Width
0.75”/19 mm - 4.25”/108 mm
Maximum Media Roll Size
5”/127 mm O.D.
Media Thickness
0.003”/0.08 mm to 0.0075”/0.19 mm
Media Types
Roll-fed or fan-fed, die-cut or continuous direct
thermal labels with or without black line, tag stock,
continuous receipt paper, wristbands
Ribbon Characteristics
• Outside diameter: 1.36”/35 mm
• Standard length: 244’/74 m
• Ratio: 1:1 media to roll to ribbon
• Width: 1.33”/33.8 mm to 4.3”/109.2 mm
• Core inner diameter: 0.5”/12.7 mm
Operating Characteristics
Environmental
• Operating temperature: 40° F/4.4° C to 105° F/41° C
• Storage temperature: -40° F/-40° C to 140° F/60° C
• Operating humidity: 10% to 90% non-condensing
• Storage humidity: 5% to 95% non-condensing
Electrical
• Auto-detectable (PFC Compliant) 100-240VAV,
50-60Hz
• ENERGY STAR qualified printers
Agency Approvals
• Emissions: FCC Part 15, Subpart B (Class B),
ICES 003 , VCCI, C-Tick, CQC, EAC, KCC, BSMI,
ICES-003
• Emissions and Susceptibility: EN55022 (Class B),
EN55024, EN61000-3-2, EN61000-3-3
• Safety: CB Scheme IEC 60950-1, TUV NRTL,
C-Tick, CCC, NOM, EAC, KCC, BSMI, BIS
Physical Characteristics
Direct Thermal Thermal Transfer
Width: 6.75"/171 mm 7.6"/193 mm
Height: 6.0"/152 mm 7.5"/191 mm
Depth: 8.25"/210 mm 10.0"/254 mm
Weight: 3 lbs/1.4 kg 4.6 lbs/2.1 kg
ZebraLink™ Solutions
Software
• ZebraDesigner™ Pro
• ZebraDesigner
• ZebraNet™ Bridge Enterprise
• ZebraNet Utilities v7.0
• ZebraDesigner Windows
®
Driver
• ZBI-Developer™
• POS Driver
Networking and Connectivity
Ethernet - 10/100 internal (optional)
Firmware
• EPL2™
• EPL Line Mode (direct thermal only)
• ZPL II
®
• Web View
• Alert
• ZBI™
Communication and Interface Capabilities
• RG-Series models triple interface standard
• RS-232 auto-sensing Serial interface, DB-9
• USB V1.1, bi-directional
• Centronics
®
Parallel
• Ethernet—10/100 internal (optional, replaces
Serial and Parallel ports)
Fonts/Graphics/Symbologies
Fonts and Character Sets
• 16 resident expandable ZPL II bitmap fonts
• One resident scaleable ZPL font
• Five resident expandable EPL2 fonts
• Native open type font support
• Unicode™ compliant for multi-language, on-
demand thermal printing
Graphic Features
• Supports user-defined fonts and graphics—
including custom logos
• ZPL II drawing commands—for boxes and lines
Barcode Symbologies
• Barcode Ratios: 2:1 (non-rotated) and 3:1
• Linear Barcodes: Codabar, Code 11 (ZPL), Code
128, Code 39, Code 93, Code 93, EAN-13, EAN-8,
EAN-14 (ZPL), German Post Code (EPL), Industrial
2-of-5 (ZPL), Interleaved 2-of-5, Japanese Postnet
(EPL), ISBT-128 (ZPL), Logmars (ZPL), MSI,
Plessey, Postnet, GS1 DataBar (RSS-14), Standard
2-of-5 (ZPL), UCC/EAN-128 (EPL), UPC and EAN
2 or 5 digit extensions (ZPL), UPC-A, UPC-A and
UPC-E with EAN 2 or 5 digit extensions, UPC-E,
and GS1 Databar (formerly RSS)
• 2-Dimensional: Codablock (ZPL), Code 49 (ZPL),
Data Matrix, MaxiCode, QR Code, PDF417,
MicroPDF417, Aztec (For EPL and ZPL except
where noted)
Options and Accessories
• Dispenser—label peel and present with label
present sensor
• ZebraNet
®
10/100 Print Server—Internal Ethernet
for network communication and printing
• Font Packs—Asian and other international font
kits
• ZKDU™ and KDU Plus™ keyboard display units
for stand-alone printing solutions
• Interface cables and adapters
Corporate Headquarters
+1 800 423 0442
inquiry4@zebra.com
Asia-Pacic Headquarters
+65 6858 0722
apacchannelmarketing@zebra.com
EMEA Headquarters
+44 (0)1628 556000
mseurope@zebra.com
Latin America Headquarters
+1 847 955 2283
inquiry4@zebra.com
Other Locations / USA: California, Georgia, Illinois, Rhode Island, Texas, Wisconsin Europe: France, Germany, Italy, the Netherlands, Poland, Spain, Sweden, Turkey,
United Kingdom Asia Pacic: Australia, China, Hong Kong, India, Indonesia, Japan, Malaysia, Philippines, Singapore, South Korea, Taiwan, Thailand, Vietnam
Latin America: Argentina, Brazil, Colombia, Florida (LA Headquarters in USA), Mexico Africa/Middle East: Dubai, South Africa
*Specifications subject to change without notice.
©2014 ZIH Corp. EPL, EPL2, OpenACCESS, ZebraLink and all product names and numbers are Zebra trademarks, and Zebra, the Zebra head graphic, ZPL, ZPL II, and ZebraNet are registered
trademarks of ZIH Corp. All rights reserved. ENERGY STAR and the ENERGY STAR mark are registered marks owned by the U.S. government. Bluetooth is a registered trademark of Bluetooth SIG,
Inc. Centronics is a registered trademark of Centronics Data Computer Corporation. Unicode is a trademark of Unicode, Inc. All other trademarks are the property of their respective owners.
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GK420 Series Printers