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Zebra ZT421 Label Printer

A new level of performance, versatility and ease of use

This product is currently out of stock and unavailable.

Zebra Business Partner

Keep your critical operations running efficiently with Zebra’s durable ZT400 Series printers. The ZT400 offers advanced technology that drives versatility, ease of use and performance to a new level. Available in three print resolutions and two print widths, the ZT400 Series addresses a broad array of applications throughout manufacturing, transportation and logistics, retail and more. See printer status at a glance and manage settings quickly using the large color touch display. Field-installable connectivity, media handling and RFID options let you easily add new features as your needs evolve. And your IT department will find ZT400 printers easy to integrate and manage, thanks to Zebra’s Print DNA suite of applications, utilities and developer tools–all powered by Link-OS®. The result? The ZT400 offers the versatility, reliability and performance to meet your industrial printing needs — today and tomorrow.

Print width

168 mm


203 dpi, 305 dpi

Min. label width

51 mm

Max. label width

171 mm, 178 mm

Max. print speed

305 mm/s, 356 mm/s

Print method

Thermal Direct, Thermal Transfer

Label capacity

200 mm

Ribbon capacity

450 m

Inking Side



Serial, USB, LAN, Bluetooth 4.1, USB Host, EZPL, Serial, USB, LAN, Bluetooth 4.1, USB Host, EZPL, WLAN


Bluetooth, LAN, Serial, USB, USB Host, WLAN

Head Type

Flat Head



Media Options

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Print Range

6 Inch