Zebra GC420 Direct Thermal Printer

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.

GC420 Web Image 


The GC420 printer's compact, space-saving design contains a powerful 32-bit processor for fast label throughput and 8MB Flash memory for increased storage of fonts and graphics. The GC420 supports media widths up to 108mm 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 printer's versatility to meet an even greater variety of applications.

Printer Name GC420™

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

ENERGY STAR® qualified

Printer Specifications

Resolution 203 dpi/8 dots per mm

Memory 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”/0.075 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

Width 1.33”/33.8 mm to 4.3”/110 mm Core I.D. 0.5”/12.7 mm

Operating Characteristics Environmental

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 TUV-R NRTL, TUV-R CB, NOM, KCC, CE, FCC Class-B

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 Software

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 Firmware

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 Fonts/Graphics/Symbologies

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

ENERGY STAR qualified printer