ZEBRA, GK420D, PRINTERS, 4" PRINT WIDTH, DIRECT THERMAL, 203DPI, 5" PRINT SPEED, EPL2, ZPL II, USB V1.1, ZEBRANET 10/100 ETHERNET, 8 MB SDRAM, 4 MB FLASH, TEAR BAR

• Print speed: up to 5" (127 mm) per second
  
• Print method: direct thermal
  
• EPL and ZPL programming languages standard
  
• OpenACCESS design for easy media loading
  
• Smallest footprint in 4-inch thermal printer
  
• Dual-wall reinforced plastic construction
  
• 32 bit RISC processor
  
• XML-enabled printing

Resolution

203 dpi (8 dots/mm)

Memory

Standard: 8 MB SDRAM (4 MB available to user); 4 MB Flash (1.5 MB available to user)

Print width

4.09" (104 mm)

Print length

39" (991 mm)

Print speed

5" (127 mm)/sec

Media sensors

Reflective
Transmissive

Maximum label and liner width

4.25" (108 mm)

Minimum label and liner width

0.75" (19 mm)

Maximum label and liner length

0.38" (9.7 mm) to 39" (991 mm)

Maximum roll diameter

5" (127 mm)

Core diameter

1.0" (25.4 mm) and 1.5" (38 mm)

Media thickness

0.003" (0.08 mm) to 0.0075" (0.20 mm)

Media types

black bar, black mark, continuous, continuous receipt, die-cut, fanfold, gap, notched, perforated, receipt, roll-fed, tag, tag stock

Operating temperature

DT: Operating temperature 40° F (5° C) to 105° F (41° C) Direct thermal

Storage temperatures

-40° F (-40° C) to 140° F (60° C)

Operating humidity

10-90% non-condensing

Storage humidity

5-95% non-condensing

Electrical

Auto-detectable (PFC Compliant) 100-240 VAC, 50-60 Hz

Agency approvals

• FCC Part 15
  
• Subpart 15
  
• VCCI
  
• C-Tick
  
• EN55022 Class-B
  
• EN6100-3-2
  
• EN6100-3-3
  
• EN55024
  
• CCC
  
• CB Scheme IEC 60950: 1991 +A1 +A2 + A3 +A4
  
• TUV NRTL
  
• IRAM
  
• NOM
  
• AAMI

Width

6.75" (171 mm)

Height

6" (152 mm)

Depth

8.25" (209 mm)

Weight

3.1 lbs (1.4 kg)

Shipping weight

7.1 lbs (3.2 kg)

Orientation

Center

Options

• ZebraNet 10/100 Print Server for Ethernet connectivity
  
• Asian font sets

Communication and Interface Capabilities

• Serial RS-232 (DB-9)
  
• USB V1.1
  
• Internal ZebraNet 10/100 Print Server (replaces serial port)

Core programming languages

EPL2, Line Mode, ZPL I/ZPL II

Linear

Codabar
Code 11
Code 128
Code 128 with subsets A/B/C
Code 39
Code 93
EAN-13
EAN-14
EAN-8
EAN-8 and EAN-13 with 2 or 5 digit extensions
German Post Code
Industrial 2-of-5
Interleaved 2-of-5
Japanese Postnet
Logmars
MSI
MSI-3
Plessey
Postnet
RSS (reduced space symbology)
Standard 2-of-5
UCC/EAN-128
UPC and EAN 2 or 5 digit extensions
UPC-A
UPC-A and UPC-E with 2 or 5 digit extensions
UPC-A and UPC-E with EAN 2 or 5 digit extensions
UPC-E

2-dimensional

Aztec
Codablock
Code 49
Data Matrix
MacroPDF417
MaxiCode
MicroPDF417
PDF417
QR Code
QR Code (requires Asian version printer)
RSS / GS1 DataBar family (12 barcodes)

Fonts and Graphics

• 16 resident expandable ZPL II bitmap fonts
  
• One resident scalable ZPL font
  
• Five resident expandable EPL2 bitmap fonts
  
• Supports user-defined fonts and graphics - including customer logos