Zebra GC420 Desktop Printer

Zebra GC420 Desktop Printer Features

GC420 Desktop Printer Features

Affordability Meets High-Quality

Zebra’s feature-rich, competitively priced GC420™ desktop printer brings Zebra quality, durability and reliable performance to many low- to medium-volume, direct thermal and thermal transfer printing applications.

Compact Design Filled with Powerful Features

The GC420 printer’s compact, space-saving design contains a powerful 32-bit processor for fast label throughput, and 8 MB Flash memory for increased storage of fonts and graphics. The GC420 supports media widths up to 4.25” for standard desktop applications.

It also includes both EPL2™ and powerful ZPL II® programming languages—making it easy to integrate with other Zebra printers.

Peeler/dispenser option extends the GC420 barcode printer’s versatility to meet an even greater variety of applications.

Ideal for These Applications

Government / asset management, documents management, evidence tracking

Healthcare / laboratory specimen and blood bank labeling

Retail / price labeling and receipt printing

Manufacturing / light-industrial work-in-process, product and shipping labeling

Transportation & Logistics / boarding tickets, bag tags, parking passes

Zebra GC420 Desktop Printer Specifications

Printer Name


Standard Features

• 32 bit RISC processor

• Programming languages: EZPL (ZPL, ZPL II and EPL2)

• Triple connectivity: USB, parallel and serial

• Print methods: Direct thermal and thermal transfer, printing of barcodes, text and graphics.

• OpenACCESS™ for easy media and ribbon loading

• Microsoft® Windows® drivers

Printer Specifications


203 dpi/8 dots per mm


8 MB Flash, 8 MB SDRAM (standard)

Print width

4.09”/104 mm

Print length

39”/990 mm

Print speed

4”/102 mm per second maximum

Media sensors

Reflective and transmissive sensors

Media Characteristics

Media width

1.00”/25.4 mm to 4.25”/108 mm

Media length

0.38”/9.6 mm to 39”/990 mm

Maximum media roll size

5”/127 mm O.D. on a 1.00”/25.4 mm,

1.5”/38 mm I.D. core

Media thickness

0.003”/0.08 mm to 0.007”/0.18 mm

Media types

• Roll-fed or fan fold

• Label stock (die cut or continous, direct thermal or thermal transfer)

• Tag stock (die cut or continous, direct thermal or thermal transfer)

• Receipt paper (continous, direct thermal)

• Wristband stock (direct thermal or thermal transfer)

Ribbon Characteristics

Outside diameter

1.34”/34 mm

Standard length

244’ (74 m)

Ribbon capacity

1:1 One ribbon per roll of media


1.33”/33.8 mm to 4.3”/110 mm

Core I.D.

0.5”/12.7 mm

Operating Characteristics


• Operating Temp: 40° F/5° C to 105° F/41° C

• Storage Temp: -40° F/-40° C to 140° F/60° C

• Operating Humidity: 10% to 90% non-condensing R.H.

• Storage Humidity: 5% to 95% non-condensing R.H.

Agency Approvals


Physical Characteristics

GC420d GC420t

Width: 7.9”/201 mm 7.9”/201 mm

Height: 6.7”/170 mm 6.8”/173 mm

Depth: 8.2”/208 mm 9.4”/239 mm

Weight: 3 lbs/1.4 kg 3.2 lbs/1.5 kg

Zebralink™ Solutions


• ZebraDesigner™ Pro—An intuitive, easy-to-use software program for creating complex label designs (option)

• ZebraDesigner—Offers basic features for simple label design

• ZebraDesigner Driver—The most powerful driver available from Zebra


• ZPL II®—Zebra Programming Language provides sophisticated label formatting and

printer control.

• EPL2™—Eltron Programming Language with Line Mode simplifies label formatting and enables format compatibility with legacy applications.

Communication and Interface Capabilities

• Centronics® parallel (36 pin) connector ports

• RS-232 Serial interface

• USB V1.1 interface, bi-directional


• 16 resident expandable ZPL fonts

• One resident scalable ZPL font

• 5 resident expandable EPL2 fonts

• Supports user-defined fonts and graphics—including custom logos

Bar Code Symbologies

• Bar Code Ratios: 2:1 (non-rotated) and 3:1

• Linear Bar Codes: Code 11, Code 39, Code 93, Code 128A, B & C (User selectable/Auto), UCC/EAN-128, Code 128, UPC-A, UPC-E, EAN-8, EAN-13, EAN-14, UPC-A and UPC-E with EAN 2 or 5 digit extensions, UPC-E with 2 and 5 add on, Plessey, POSTNET, Standard 2 of 5, Industrial 2 of 5, Interleaved 2 of 5, LOGMARS, MSI, Codabar, and GS1 DataBar™ (formerly RSS), Postnet (5, 9, 11 & 13 digit) Japanese Postnet, Plessey (MSI-1), MSI-3, German Post Code, RSS-14 (limited, truncated, stacked).

• 2-Dimensional: PDF417 (MicroPDF-417 and MacroPDF-417), Code 49, Maxicode, Codablock, Data Matrix, QR code, and Aztec.

Options and Accessories

• Dispenser—Label peel and present with label present sensor

• KDU and KDU Plus™—Keyboard display units for stand-alone printing applications

Electrical Specifications

• Auto-ranging external power supply with C7 type connector

• Output: 20 VDC, 2.5A

• Input: 100-240 VAC, 50-60 Hz


Getting Started

User’s Guides and Manuals