Dimension

Direct Thermal:
8.69 in. L x 6.98 in. W x 5.93 in. H
220.8 mm L x 177.5 mm W x 150.7 mm H
Thermal Transfer Roll:
10.5 in. L x 8.0 in. W x 7.44 in. H
267 mm L x 202 mm W x 189 mm H
Thermal Transfer Cartridge:
10.0 in. L x 8.0 in. W x 7.0 in. H
254 mm L x 202 mm W x 177 mm H

Weight

Direct Thermal: 2.98 lbs./1.35 kg
Thermal Transfer Roll: 4.52 lbs./2.05 kg
Thermal Transfer Cartridge: 5.0 lbs./2.3 kg

Operating System

Link-OS®

Resolution

203 dpi/8 dots per mm
300 dpi/12 dots per mm (optional)

Memory

512 MB Flash; 256MB SDRAM
64 MB user available non-volatile memory
8 MB user available SDRAM

Maximum Print Width

4.09 in./104 mm for 203 dpi
4.27 in./108 mm for 300 dpi
Cartridge: 4.09 in./104 mm for 203 and 300 dpi

Maximum Print Speed

6 in./152 mm per second (203 dpi)
4 in./102 mm per second (300 dpi)

Media Sensors

Full width, moveable reflective/black mark sensor; multi-position transmissive/gap sensor

Firmware

ZPL II; EPL 2; XML; ZBI; PDF Direct

Label Length

Maximum: 39.0 in./991 mm
Minimum: 0.25 in./6.4 mm

Media Width

Direct Thermal: 0.585 in./15 mm to 4.25 in./108 mm
Thermal Transfer Roll: 0.585 in./15 mm to 4.41 in./
112 mm
Thermal Transfer Cartridge: 0.585 in./15 mm to 4.65 in./118 mm

Media Roll Size

Maximum outer diameter: 5.00 in./127 mm
Core inner diameter: 0.5 in. (12.7 mm) and 1.0 in.
(25.4 mm) standard, 1.5 in. (38.1), 2.0 in., (50.8 mm)
and 3.0 in. (76.2 mm) using optional adapters

Media Thickness

0.003 in. (0.08 mm) min.; 0.0075 in. (0.19 mm) max.

Media Types

Roll-fed or fan-fold, die cut or continuous with or without black mark, tag stock, continuous receipt paper, and wristbands

Ribbon Outside Diameter

2.6 in./66 mm (300 m); 1.34 in./34 mm (74 m)

Ribbon Standard Length

Roll: 984 ft. (300 m); 243 ft. (74 m)
Cartridge: 243 ft. (74 m)

Ribbon Ratio

1:4 ribbon to media (300 m)
1:1 ribbon to media (74 m)

Ribbon Width

Roll: 1.33 in./33.8 mm — 4.3 in./109.2 mm
Cartridge: 4.3 in./109.2 mm

Ribbon Core I.D.

300 meter ribbon 1 in./25.4 mm
74 meter ribbon 0.5 in./12.7 mm

Operating Temp.

40° to 105° F/4.4° to 41° C

Storage Temp.

-40° to 140° F/-40° to 60° C

Operating Humidity

10% to 90% non-condensing

Storage Humidity

5% to 95% non-condensing

Electrical

Auto-detectable (PFC Compliant) 100-240VAC,
50-60Hz; ENERGY STAR certified; Energy Efficiency Level VI certified; optional 2750 mAh battery; Healthcare models include IEC60601-1 certified power supply

Bar Code Ratios

2:1 and 3:1

1D Bar Codes

Code 11, Code 39, Code 93, Code 128, ISBT-128, UPC-A, UPC-E, EAN-8, EAN-13, UPC and EAN 2-or 5-digit extensions, Plessey, Postnet, Standard 2-of-5, Industrial 2-of-5, Interleaved 2-of-5, Logmars, MSI, Codabar and Planet Code

2D Bar Codes

Codablock, PDF417, Code 49, DataMatrix, MaxiCode, QR Code, MicroPDF, Aztec

Fonts and Graphics

16 resident expandable ZPL II bitmap fonts, two resident scalable ZPL fonts, five resident expandable EPL2 fonts, native open-type font support, Unicode compliant. China units include SimSun simplified Chinese font

This printer is supported by our Print DNA suite of software capabilities to get your printer up and running quickly and securely, and enable your printer to evolve with your business needs. Print DNA features may vary by model, and some features may require a license. For more information, please visit
www.zebra.com/printdna.

Printer, empty ribbon take-up cores (1 in. and 0.5 in.)^*, 300 m ribbon core adapters for non-Zebra ribbon (2)^*, AC power supply, power cord(s), USB cable, Quick Start Guide, Regulatory Guide
^* Empty ribbon take-up cores and ribbon core adapters included with ZD421 thermal transfer models only

ZD421 printers are warranted against defects in workmanship and materials for a period of 2 (two) years from the date of shipment. For the complete warranty statement, please visit
www.zebra.com/warranty.