Zebra® G Series™
Always a Perfect Fit
Zebra’s G-Series compact desktop printers for print widths
up to 4 inches deliver best-in-class speed and performance.
From the basic GK™model to the feature-rich GX™model, the
G-Series printers are reliable, durable, and flexible to fit almost
any low- to mid-volume printing application and budget.
Fitting Choices
Built with Zebra durability and reliability, the G-Series GK model
provides the best value of all basic desktop thermal printers,
while the premier GX model supports a variety of industries
and applications with the widest range of features. Choose
the space-saving direct thermal version of either model for the
smallest footprint of any 4-inch desktop printer, or the direct
thermal/thermal transfer version to save users time with the
easiest ribbon-loading system available.
With both EPL™and ZPL® programming languages native on
all models, G-Series printers fit in perfectly with other Zebra
printers. And a variety of connectivity options makes them easy
to integrate into existing local or networked systems.
Zebra’s G-Series printers are a smart investment, and always a
perfect fit.
Zebra’s G-Series printers support
many applications, including:
•Retail price marking, gift registry, and
coupon and receipt printing
• Retail pharmacy prescription labeling
• Healthcare specimen labeling and
patient tracking
• Light-industrial work-in-process,
product and shipping labeling
•Security applications: visitor ID,
evidence tracking, parking passes
•Travel/Hospitality: boarding passes,
bag tags, ski lift tickets
www.zebra.com/g-series
Zebra G-Series
GK420D™
GK420T™
The Zebra GK model is your best value
in a basic desktop thermal printer. Its
enhanced performance delivers fast
print speeds of up to 5 inches per
second and fast first label out. USB
and serial connectivity interfaces come
standard, or use the ZebraNet® 10/100
Print Server option for distributed
printing.
Well-suited to retail, healthcare and manufacturing
industries, the extra compact GK420d direct thermal
printer is the perfect fit wherever you need a low-priced,
space-saving printer for receipts, coupons, labels or
tags. Along with fast print speeds of up to 5 inches per
second, it offers USB/serial connectivity and a 10/100
Ethernet option.
With the GK420t direct thermal/thermal transfer printer,
use Zebra’s easy ribbon-loading thermal transfer
technology to produce crisp, long-lasting label images,
or direct thermal technology to print receipts and labels
for indoor, short-term use. The GK420t is well-suited to
any industry, and provides the same print speeds and
connectivity options as the GK420d.
Print Speed
Print Speed
Maximum print speed 5"/127 mm per second
Maximum print speed 5"/127 mm per second
Best-in-Class GX Model:
Feature-Rich
Resolution
Resolution
203 dpi/8 dots per mm
203 dpi/8 dots per mm
Memory
Memory
8 MB SDRAM
4 MB Flash
8 MB SDRAM
4 MB Flash
Connectivity
Connectivity
Serial RS-232
USB V1.1
ZebraNet 10/100 Ethernet (optional)
Serial RS-232
USB V1.1
ZebraNet 10/100 Ethernet (optional)
Programming Languages
Programming Languages
EPL and ZPL co-resident
EPL and ZPL co-resident
Maximum Print Area
Maximum Print Area
Width: 4.09"/104 mm
Length: 39"/991 mm
Width: 4.09"/104 mm
Length: 39"/991 mm
Media Specifications
Media Specifications
Label and liner width: 0.75"/19 mm to 4.25"/108 mm
Label and liner width: 0.75"/19 mm to 4.25"/108 mm
Ribbon width: 1.33"/33.8 mm to 4.3"/109.2 mm
Ribbon length: 244'/74 m
Meet the G Series!
Providing ease of use and durability,
the G-Series GK and GX models are
reliable desktop printing solutions that
are always a perfect fit.
You'll feel like they’re designed just for
you because they offer such a broad
array of options. And with both EPL
and ZPL pre-installed, you can even
switch between languages depending
on desired label format.
Basic GK Model: Your Best Value
The Zebra GX model is best in class
with the widest range of features in
a desktop thermal printer. It delivers
even faster first-label-out and, at 6
inches per second, offers the fastest
desktop printer speed on the market.
More connectivity choices—USB/
serial/parallel, 10/100 Ethernet,
and wireless—ensure easy system
integration. An LCD panel, included
with wireless options, displays
prompts and wireless status.
And with options that increase your
media flexibility, such as a movable
sensor, a peeler, and cutter for labels
or receipts—plus a version with
300-dpi resolution—the GX model
fits a variety of applications and
environments.
GX420D™
GX420T™
GX430T™
The direct thermal GX420d is extra compact to fit in
congested workspaces and produces 203-dpi print
resolution at speeds up to 6 inches per second. Its
wide range of options include 802.11b/g or Bluetooth®
wireless connectivity and 10/100 Ethernet, in addition
to standard USB/serial/parallel. Increase your media
choices and application flexibility with cutter, peeler, and
adjustable black line sensor options.
The direct thermal/thermal transfer GX420t has the
easiest ribbon-loading system around. Like the GX420d,
it produces 203-dpi print resolution at speeds up to 6
inches per second, and like all GX models, it’s well-suited
to a variety of applications and industries thanks to a
wide choice of options.
This direct thermal/thermal transfer desktop printer
includes a 300-dpi printhead to ensure high-quality, crisp,
clear printing of 2-D bar codes, fine text and complex
graphics—ideal for high-density data on small labels.
Like the GX420t, it has the widest range of features and
the easiest ribbon-loading system of any desktop printer
on the market. It prints up to 4 inches per second.
Print Speed
Maximum print speed 6"/152 mm per second
Resolution
203 dpi/8 dots per mm
Memory
8 MB SDRAM
4 MB Flash
64 MB (68 MB total) Flash with RTC (optional)
Connectivity
Serial RS-232
USB V1.1
Parallel
ZebraNet 10/100 Ethernet (optional)
802.11b/g wireless (optional)
Bluetooth wireless (optional)
Wireless options include LCD for visual communication
Programming Languages
EPL and ZPL co-resident
Maximum Print Area
Width: 4.09"/104 mm
Length: 39"/991 mm
Media Specifications
Label and liner width: 0.75"/19 mm to 4.25"/108 mm
Print Speed
Maximum print speed 6"/152 mm per second
Resolution
203 dpi/8 dots per mm
Memory
8 MB SDRAM
4 MB Flash
64 MB (68 MB total) Flash with RTC (optional)
Connectivity
Serial RS-232
USB V1.1
Parallel
ZebraNet 10/100 Ethernet (optional)
802.11b/g wireless (optional)
Bluetooth wireless (optional)
Wireless options include LCD for visual communication
Programming Languages
EPL and ZPL co-resident
Maximum Print Area
Width: 4.09"/104 mm
Length: 39"/991 mm
Media Specifications
Label and liner width: 0.75"/19 mm to 4.25"/108 mm
Ribbon width: 1.33"/33.8 mm to 4.3"/109.2 mm
Ribbon length: 244'/74 m
Print Speed
Maximum print speed 4"/102 mm per second
Resolution
300 dpi/12 dots per mm
Memory
8 MB SDRAM
4 MB Flash
64 MB (68 MB total) Flash with RTC (optional)Serial
Connectivity
Serial RS-232
USB V1.1
Parallel
ZebraNet 10/100 Ethernet (optional)
802.11b/g wireless (optional)
Bluetooth wireless (optional)
Wireless options include LCD for visual communication
Programming Languages
EPL and ZPL co-resident
Maximum Print Area
Width: 4.09"/104 mm
Length: 39"/991 mm
Media Specifications
Label and liner width: 0.75"/19 mm to 4.25"/108 mm
Ribbon width: 1.33"/33.8 mm to 4.3"/109.2 mm
Ribbon length: 244'/74 m
Specifications at a Glance*
Standard Features
Operating Characteristics
• 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
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: 5% to 95% non-condensing
• Storage humidity: 5% to 95% non-condensing
Printer Specifications
Resolution
• 203 dpi/8dots per mm;
• 300 dpi/12 dots per mm (GX430t model)
Memory
• Standard: 4 MB Flash; 8 MB SDRAM
• Optional: 8 MB (12 MB total) Flash with RTC (GX
models)
Print width
4.09"/104 mm
Maximum Print length
39.0"/990 mm
Maximum Print speed
• GK420: 5"/127 mm per second
• GX420: 6"/152 mm per second
• GX430: 4"/102 mm per second
Media sensors
• Standard: Fixed reflective and transmissive sensors
• Optional: Adjustable reflective black line sensor
(GX models)
Media Characteristics
Maximum label and liner length
Maximum non-continuous: 39"/991 mm
Maximum label and liner width
0.75"/19 mm to 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 43"/109.2 mm
Electrical
Auto-detectable (PFC Compliant) 100-240VAV, 50-60Hz
Agency Approvals
• Emissions: FCC Part 15, Subpart B, VCCI, C-Tick
• Emissions and Susceptibility: (CE): EN55022 Class-B,
EN61000-3-2, EN61000-3-0 and EN55024, CCC
• Safety: CB Scheme IEC IEC 60950:1991 +A1 +A2
+A3 +A3 +A4, TUV NRTL, IRAM NOM, AAMI, CCC
Physical Characteristics
Width:
Height:
Depth:
Weight:
Direct Thermal 6.75"/171 mm
6.0"/152 mm
8.25"/210 mm
3 lbs/1.4 kg
Thermal Transfer 7.6"/193 mm
7.5"/191 mm
10.0"/254 mm
4.6 lbs/2.1 kg
Zebralink™ Solutions
Software
• ZebraDesigner™ Pro
• ZebraDesigner
• ZebraNet™ Bridge Enterprise
• ZebraNet Utilities v7.0
• Zebra Universal Driver
• ZebraDesigner Driver
Networking/Connectivity
• ZebraNet® 10/100 Print Server (optional)
• 802.11b/g wireless (optional on GX model)
• Bluetooth wireless (optional on GX model)
• Wireless options include LCD for visual
communication
Firmware
• EPL2™
• EPL™ Line Mode (direct thermal only)
• ZPL II®
• Web View
• Alert
Communication and Interface Capabilities
• GX models triple interface standard
• RS-232 serial interface, DB-9
• USB V1.1, bi-directional
• Parallel DB-25 female connector
• ZebraNet 10/100 Print Server (optional)—replaces
parallel
• 802.11b/g wireless (optional)—replaces parallel
• Bluetooth wireless (optional)—replaces parallel
• Wireless options include LCD for visual
communication
• GK models dual interface standard RS-232 serial
interface, DB-9
• USB V1.1, bi-directional
• ZebraNet 10/100 Print Server (optional)—replaces
serial
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
Bar Code Symbologies
• Bar Code Ratios: 2:1 (non-rotated) and 3:1
• Linear Bar Codes: 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
• 802.11b/g wireless (optional)
• Bluetooth wireless (optional)
• Wireless options include LCD for visual
communication
• Adjustable media sensor for black line media—GX
models only
• Cutter for various media types—GX models only
• 64 MB Flash memory with real-time clock (for total of
68 MB)—GX models only
• Font Packs—Asian and other international font kits
• KDU Plus™ and KDU™ keyboard display units for
stand-alone printing solutions
Core inner diameter
0.5"/12.7 mm
*Specifications subject to change without notice.
©2010 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. Bluetooth is a registered trademark of Bluetooth SIG, Inc. Unicode is a trademark of Unicode, Inc. All other trademarks are the property of their respective owners.
Corporate Headquarters +1 800 423 0442
E-mail: inquiry4@zebra.com
www.zebra.com
Asia-Pacific Headquarters
+65 6858 0722
E-mail: apacchannelmarketing@zebra.com
EMEA Headquarters
+44 (0)1628 556000
E-mail: mseurope@zebra.com
Latin America Headquarters
+1 847 955 2283
E-mail: inquiry4@zebra.com
Locations
USA: California, Georgia, Illinois, Rhode Island, Texas, Wisconsin Europe: France, Germany, Italy, Netherlands, Poland, Spain, Sweden, United Kingdom
Asia Pacific: Australia, China, India, Japan, Singapore, South Korea Latin America: Argentina, Brazil, Florida (USA), Mexico Africa/Middle East:Russia,
South Africa, United Arab Emirates
P1022975 R2 (6/10)