Zebra ZT421 Industrial Printer




Maximum print width



Maximum print speed

14”/356 mm per second

12”/305 mm per second

Print resolution

203, 300, 600 dpi/8, 12, 24 dots per mm

203 and 300 dpi/8 and 12 dots per mm


  • Print Methods: Thermal transfer and direct thermal printing
  • Construction: Metal frame and bi-fold metal media cover with enlarged clear viewing window
  • Side-loading supplies path for simplified media and ribbon loading
  • Thin film printhead with E3™ Element Energy™ Equalizer for superior print quality
  • Communications: USB 2.0, high-speed, RS-232 Serial, 10/100 Ethernet, Bluetooth 4.1, Dual USB Host
  • 4.3-inch color touch display with intuitive menu for quick operation and settings management

There are two printers in the ZT400 Series: the ZT411 and the ZT421. Both printers share the same internal mechanical components, electrical components and control board. The primary difference between the two printers is the print width and maximum print resolution.