Zebra GK420 Printer - GK420d & GK420t
Compact Desktop Printer

Zebra GK420 Printer Models and Prices | Zebra GK420 Ribbons and Labels | Zebra GK420 Specification |
Making a difference to your desktop
Zebra’s G-Series compact desktop printers deliver best-in-class speed and performance for print widths up to 104mm (4"). From the basic GK™ model to the feature-rich GX™ model, the G-Series printers offer a reliable, durable and flexible desktop solution for any printing application and budget.
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 104mm (4") 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® native on all models and a variety of connectivity options for personal, local and networked systems, the G-Series printers integrate easily and seamlessly with other Zebra printing solutions.
Zebra’s G-Series printers support many applications, including:
- Healthcare: Patient identification, Sample and specimen identification, Sterile services labelling, Pharmacy prescription labelling
- Retail: Product labelling, Price mark-down, Shelf-edge labelling, Voucher and receipt printing
- Travel: Boarding passes, Bag tags
- Hospitality, Service & Leisure: Event and exhibition ticketing, Fast-food labelling, Gaming and betting slips
- Supply chain: Process, product and shipping labelling
- Post & parcel: Electronic franking, Address labelling
Model Number | Description | Price* |
GK42-202520-000 | Zebra GK420d DT 203dpi Printer with EPL/ZPL, USB, RS232 Serial, Parallel (Auto-sensing) (UK/EU) (incl USB Cable) | £238.00 |
GK42-202521-000 | Zebra GK420d DT 203dpi Printer with EPL/ZPL, USB, RS232 Serial, Parallel (Auto-sensing), Dispenser (UK/EU) (incl USB Cable) | £256.00 |
GK42-202220-000 | Zebra GK420d DT 203dpi Printer with EPL/ZPL, USB, 10/100 Ethernet (UK/EU) (incl USB Cable) | £319.00 |
GK42-102520-000 | Zebra GK420t TT/DT 203dpi Printer with EPL/ZPL, USB, RS232 Serial, Parallel (Auto-sensing) (UK/EU) (incl USB Cable) | £285.00 |
GK42-102220-000 | Zebra GK420t TT/DT 203dpi Printer with EPL/ZPL, USB, 10/100 Ethernet (UK/EU) (incl USB Cable) | £366.00 |
*Please note all prices shown are exclusive of VAT

Zebra LP/TLP2824 Plus | Zebra GC420 | Zebra GT800 | Zebra GX420 & GX430 | Zebra ZD500 |
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From £169.00 | From £213.00 | From £249.00 | From £295.00 | From £459.00 |
View All Zebra Desktop Printers
View All Zebra Printers
Part Number | Description | Price* |
120181-005G | Keyboard Display Unit | £119.00 |
120182G-001 | KDU Plus (Keyboard Display Unit) | £154.00 |
P1031031 | External ZebraNet® 10/100 Print Server v2 (Requires Centronics parallel port) | £139.00 |
105850-006 | USB Interface Cable 6’ (A to B) | £9.00 |
G105850-003 | Serial Interface Cable - 6' (DB-9 to DB-9) | £9.00 |
G105950-054 | Serial Interface Cable 6’ (DB-9 to DB-9) Null Modem | £13.00 |
105850-001 | Parallel Interface Cable 6' (Centronics) | £10.50 |
105950-035 | Print Head Cleaning Pens x 12 | £30.00 |
Part Number | Description | Price* |
13831-002 | ZebraDesigner™ Pro v2 | £165.00 |
48766-001 | ZBI 2.0 Enablement Kit (1 printer) | £66.00 |
Part Number | Description | Price* |
105934-037 | Print Head Assembly, Direct Thermal 203 dpi | £87.50 |
105934-038 | Print Head Assembly, Thermal Transfer 203 dpi | £87.50 |
Part Number | Description | Price* |
02300GS11007 | 110mm x 74m 2300 Wax, Box of 12 rolls | £23.88 |
03200GS11007 | 110mm x 74m 3200 Wax/Resin, Box of 12 rolls | £39.00 |
05095GS11007 | 110mm x 74m 5095 Resin, Box of 12 rolls | £75.00 |
*Please note that all prices shown are exclusive of VAT
STANDARD FEATURES | Print methods: Direct thermal or thermal transfer |
Programming languages: EPL and ZPL as standard | |
Construction: Dual-wall frame | |
Tool-less replacement of printhead and platen | |
OpenACCESS™ for easy media loading | |
Quick and easy ribbon loading | |
Auto-calibration of media | |
PRINTER SPECIFICATIONS | Resolution: 8 dots per mm/203dpi |
Memory: 4MB flash; 8MB SDRAM | |
Print width: 104mm/4.09" | |
Maximum print length: 990mm/39.0" | |
Maximum print speed: GK420: 127mm/5" per second | |
Media sensors: Standard: Fixed reflective and transmissive sensors | |
MEDIA CHARACTERISTICS | Maximum label and liner length: Maximum non-continuous: 990mm/39" |
Maximum label and liner width:19mm/0.75" to 108mm/4.25" | |
Maximum media roll size: 127mm/5" O.D. | |
Media thickness: 0.076mm/0.003" to 0.19mm/0.0075" | |
Media types: Roll-fed or fanfold, die-cut or continuous direct-thermal labels with or without black mark, tag stock, continuous receipt paper, wristbands | |
RIBBON CHARACTERISTICS | Outside diameter: 35mm/1.36" |
Length: 74m/244' (when using 0.08mm ribbon thickness) | |
Ratio: 1:1 media roll to ribbon | |
Width: 33.8mm/1.33" to 109.2mm/4.3" | |
Core inner diameter: 12.7mm/0.5" | |
OPERATING CHARACTERISTICS | Environmental |
Operating temperature: 4.4°C to 41°C | |
Storage temperature: -40°C to 60°C | |
Operating humidity: 5% to 95% non-condensing | |
Storage humidity: 5% to 95% non-condensing | |
Electrical | |
Auto-detectable (PFC-compliant) 100–240VAC, 50–60Hz | |
Agency Approvals | |
Emissions: FCC Part 15, Subpart B, VCCI, C-Tick | |
Emissions and Susceptibility: (CE): EN 55022 Class B, EN 61000-3-2, EN 61000-3-0 and EN 55024, CCC | |
Safety: CB Scheme IEC 60950:1991 +A1 +A2 +A3 +A4, TÜV NRTL, IRAM NOM, AAMI, CCC | |
PHYSICAL CHARACTERISTICS | Width: Direct thermal: 171mm/6.75"; Thermal transfer: 193mm/7.6" |
Height: Direct thermal: 152mm/6.0"; Thermal transfer: 190mm/7.5" | |
Depth: Direct thermal: 210mm/8.25"; Thermal transfer: 254mm/10.0" | |
Weight: Direct thermal: 1.4kg/3lb; Thermal transfer: 2.1kg/4.6lb | |
ZEBRALINK™ SOLUTIONS | Software |
ZebraDesigner Driver (downloadable from www.zebra.com) | |
ZebraDesigner™ Pro | |
ZebraDesigner | |
ZebraNet™ Bridge Enterprise | |
ZebraNet Utilities v7.0 | |
Zebra Universal Driver | |
Networking/Connectivity | |
ZebraNet® 10/100 Print Server (optional) | |
802.11g wireless LAN (optional) | |
Bluetooth® wireless PAN (optional) | |
Firmware | |
EPL2™ | |
EPL Line Mode (Direct thermal only – GK420d) | |
ZPL II® | |
Web View | |
Alert | |
COMMUNICATION AND INTERFACE CAPABILITIES | GK models have dual interface standard |
RS-232 serial interface, DB-9 | |
USB 1.1, 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 scalable ZPL font | |
Five resident expandable EPL2 fonts | |
Native OpenType™ font support | |
Unicode™-compliant for multi-language applications | |
Graphics 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 For EPL and ZPL except where noted | |
Linear Bar Codes: Codabar, Code 11 (ZPL), Code 39, Code 93, Code 128, EAN-8, EAN-13, EAN-14 (ZPL), German Post Code (EPL), GS1 DataBar (RSS), Industrial 2-of-5 (ZPL), Interleaved 2-of-5, ISBT-128 (ZPL), Japanese Postnet (EPL), Logmars (ZPL), MSI, Plessey, Postnet, Standard 2-of-5 (ZPL), UCC/EAN-128 (EPL), UPC-A, UPC-A and UPC-E with EAN 2 or 5 digit extensions, UPC-E, UPC and EAN 2 or 5 digit extensions (ZPL) | |
Two-dimensional: Codablock (ZPL), Code 49 (ZPL), Data Matrix, (ZPL), MaxiCode, MicroPDF417, PDF417, QR Code | |
OPTIONS AND ACCESSORIES | Label dispenser with label-present sensor |
ZebraNet 10/100 Print Server – internal Ethernet for network communication and printing | |
802.11g wireless (optional) | |
Bluetooth wireless (optional) | |
Wireless options include LCD for visual communication | |
Font packs – Asian and other international font kits | |
KDU Plus™ and KDU™ keyboard display units for standalone printing solutions |
* Specifications subject to change without notice.