Zebra® G-Series™
GK420,™ GX420,™ GX430™
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.
Zebra G-Series Data Sheet
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.
Ideal for These Applications
Retail / Price marking, Gift registry,
coupon and receipt printing,
Pharmacy prescription labeling
Healthcare / Specimen labeling,
Patient tracking
Manufacturing / Light-industrial
work-in-process and product labeling
Security / Visitor ID, Evidence
tracking, Parking passes
Travel & Hospitality / Boarding
passes, Bag tags, Ski lift tickets
Printer Name
Ribbon Characteristics
Communication and Interface Capabilities
Standard Features
• Print methods: Thermal transfer or direct
• 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
Printer Speci?cations
• 203 dpi/8 dots per mm
• 300 dpi/12 dots per mm (GX430t model)
• Standard: 4 MB Flash; 8 MB SDRAM
• Optional: 64 MB (68 MB total) Flash with RTC
(GX models)
Print Width
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
Core inner diameter: 0.5”/12.7 mm
Operating Characteristics
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
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
Fonts and Character Sets
Auto-detectable (PFC Compliant) 100-240VAV,
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,
Physical Characteristics
Direct Thermal
6.75”/171 mm
6.0”/152 mm
8.25”/210 mm
3 lbs/1.4 kg
ZebraLink™ Solutions
Media Characteristics
Maximum Label and Liner Length
Networking and Connectivity
Maximum non-continuous: 39”/990 mm
5”/127 mm O.D.
• Ethernet—10/100 internal (optional) offered
in combination with USB and serial interface
(replaces parallel port)
• Wireless—802.11 b/g or Bluetooth® (optional)
with LCD display offered in combination with
USB and serial interfaces (replaces parallel
port)—GX™ models only
Media Thickness
0.003”/0.08 mm to 0.0075”/0.19 mm
• Standard: Fixed re?ective and transmissive
• Optional: Adjustable re?ective black line sensor
(GX models)
Maximum Label and Liner Width
0.75”/19 mm to 4.25”/108 mm
Maximum Media Roll Size
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
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, ondemand thermal printing
Graphic Features
• Supports user-de?ned fonts and graphics—
including custom logos
• ZPL II drawing commands—for boxes and lines
Barcode Symbologies
Thermal Transfer
7.6”/193 mm
7.5”/191 mm
10.0”/254 mm
4.6 lbs/2.1 kg
Media Sensors
4.09”/104 mm
Maximum Print Length
G-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) offered
in combination with USB and serial interface
(replaces parallel port)
• Wireless—802.11 b/g or Bluetooth (optional)
with LCD display offered in combination with
USB and serial interfaces (replaces parallel
port)— GX models only
ZebraDesigner™ Pro
ZebraNet™ Bridge Enterprise
ZebraNet Utilities v7.0
Zebra Universal Driver
ZebraDesigner Driver
POS Driver
EPL™ Line Mode (direct thermal only)
Web View
• 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
• Bluetooth wireless, includes LCD for visual
communication—GX models only
• 802.11b/g wireless radio, includes LCD for visual
communication—GX models only
• Adjustable media sensor for black line media—
GX models only
• Cutter for various media types—GX models only
• 300 dpi print resolution printing for ?ne detail and
crisp images (GX430t™)
• 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
• Interface cables and adapters
Download PDF