GC420t Direct Thermal Desktop Printer

The GC420t thermal transfer printer and the GC420d direct thermal printer are Zebra’s most affordable desktop printers. A cost effective way to print labels to keep your business moving.

Specifications are provided for reference and are based on printer tests using Genuine Zebra™ supplies. Results may vary in actual application settings or when using other-than-recommended Zebra supplies. Zebra recommends always qualifying any application with thorough testing.

Standard Features

• 32 bit RISC processor
• EPL2® and ZPLII® programming languages
• Triple connectivity: Serial, USB and Parallel
• 4 ips maximum print speed
• 203 dpi print resolution (8 dots/mm)
• 4.09″ print width
• Direct Thermal (d) and Thermal Transfer (t) printing of
barcodes, text and graphics
• 8 MB of Flash memory (6 MB user available)
• 8 MB SDRAM – (2 MB user available)
• OpenACCESS™ design for easy media loading
• Head-up sensor
• Reflective and transmissive media sensing
• Metal tear edge
• 5″outside diameter media capability
• Fan-fold media feed slot
• 5 resident expandable bitmap fonts (USA, European)
• Multiple DOS and Windows® codepage support
• Windows drivers
• Printer utilities
• Linear & 2-D barcode symbologies

. Resolution: 203 dots/inch (dpi) (8 dots/mm)
• Dot Pitch: 0.0049″ (0.125mm)
• Maximum Print Length: 39.0″ (991 mm)
• Minimum Print Length: 0.005″ (0.125 mm – one dot)
• Maximum Print Width: 4.09″ (104 mm)
• Minimum Print Width: 0.005″ (0.125 mm – one dot)
Programmable Print Speed: 2,3,4 ips (51,76 and 102
mm/s)
• Barcode Modulus “X” Dimension: 5 mil to 50 mil

Media Specifications
• Media Width: 1.00 – 4.25″ (25.4 -108 mm)
• Label Length:
– Minimum – 0.38″ (9.6 mm)
– Maximum with standard memory – 39″ (990 mm)
• Core Diameter: 1.00 -1.5″ (25.4 – 38 mm)
• Max Roll Diameter: 5.00″ (127 mm)
• Media Thickness: 0.003 – 0.007″ (0.08 – 0.18 mm)
• Media Sensing: gap, black line, notch
• Media Type:
– Roll-fed or fan-fold
– Label stock (die cut or continuous, direct thermal or
thermal transfer)
– Tag stock (die cut or continuous, direct thermal or
thermal transfer)
– Receipt paper (continuous, direct thermal)
– Wristband stock (direct thermal or thermal transfer)

Barcodes
• Linear barcodes: Code 39, Code 128A, B & C (User
selectable/Auto), UCC/EAN-128, Code 93, Codabar,
Interleaved 2 of 5, UPC-A, UPC-E, UPC-A with 2 and
5 add on, UPC-E with 2 and 5 add on, EAN 13, EAN
8, EAN 13 with 2 and 5 add on, EAN 8 with 2 and 5
add on, Postnet (5, 9,11 & 13 digit), Japanese
Postnet, Plessey (MSI-1), MSI-3, German Post Code,
RSS-14 (limited, truncated, stacked)
• 2-dimensional barcodes: Maxicode (modes 2,3,4,6),
PDF417 (MicroPDF417 and MacroPDF417), Data
Matrix Code pages supported:
– DOS: 437, 850, 851, 852, 855, 857, 860, 861, 862,
863, 865, 866, 869, 737, Big 5, GB2312, GB18030
– Windows: 1250, 1251, 1252,1253, 1254, 1255,1256,
and 1257

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