Code: SEKHAR0018

The Zebra ZT421 203 dpi price is available on request. We also suggest the TSC MH261T.

Zebra ZT421 203dpi 6in

Direct Thermal and Thermal Transfer Label Printer

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

Add factory- or field-installable RFID technology to print and encode labels for greater tracking abilities and deeper visibility. Select Zebra’s exclusive ZT411 RFID On-metal Tagging Solution, which is the only dedicated option for printing and encoding thicker RFID labels for metal containers and assets.

The ZT421 is ideal for moderate- to high-volume printing applications (including distributed, batch, or single format) in:
  • Manufacturing and compliance labeling
  • Logistics and inventory control
  • Product identification marking
  • Work in process

Zebra ZT421 direct thermal and thermal transfer printer benefits

  • Delivers longevity and a proven printer platform
  • Provides centralized printer management
  • Offers flexible connectivity solutions

Standard features

  • 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
  • Bi-colored status LEDs for quick printer status
  • ENERGY STAR qualified

Print speed

  • 14 ips/305 mm per second

Print width 

  • 168 mm

Print length

  • 203 dpi: 3810 mm
  • 300 dpi: 2450 mm


  • 203 dpi
  • 300 dpi
  • 600 dpi (ZT411 Only)


  • Standard: 256 MB SDRAM; 512 MB Flash

Media sensors 

  • Transmissive (standard) and reflective

Media characteristics

  • Maximum label and liner width 178 mm
  • Maximum label and liner length 450 mm
  • Maximum roll diameter 203 mm O.D.
  • Core diameter 25 mm I.D. core
  • Media thickness .010 mm to .25 mm
  • Media types continuous, die-cut, notch, black mark

Ribbon characteristics

  • Outside diameter 81.3 mm
  • Standard length 300 m to 450 m
  • Ratio 2:1 and 3:1 media roll to ribbon
  • Ribbon width 51 mm to 174 mm. Ribbon is recommended to be at least as wide as media
  • ID Core 25.4 mm


  • ZBI 2.0™
  • ZPL/ZPL2® (Contact Zebra Development Services for additional details)
  • XML-Enabled printing

Fonts and graphics

16 resident expandable ZPL II bitmap and two resident scalable ZPL fonts
Asian and other international scalable and smooth bitmapped fonts
Unicode™: For multi-language printing
Downloadable objects include graphics, scalable and bitmap fonts, label templates
and formats
IBM Code Page 850 international character sets are available in the fonts A, B, C, D,
E, F, G and 0 through software control
Code Page 1250, 1252, 1253, 1254, 1255 Support with font 0
64 MB user available DRAM
8 MB user available on-board Flash

Barcode symbologies

Linear Barcodes: Code 11, Code 39, Code 93, Code 128 with subsets A/B/C and UCC
Case Codes, 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, Planet Code
2D Barcodes: Codablock, PDF417, Code 49, DataMatrix, MaxiCode, QR Code, TLC 39,
MicroPDF, RSS-14 (and composite), Aztec

Physical characteristics

ZT421: 19.5 in. L x 13.25 in. W x 12.75 H495 mm L x 336 mm W x 324 mm H

Weight: 18.14kg's



  • Two open communication slots to add internal cards for:
  • Dual band 802.11ac Wi-Fi and Bluetooth
  • Parallel (bi-directional interface)
  • 10/100 Ethernet
  • Applicator interface

Media Handling  

  • Rewind: Internally rewinds a full roll of printed labels on 3” core, or peels and rewinds liner (factory installed only)
  • Peel: Front-mount, passive peel option
  • Peel: Liner take-up — additional full-roll liner takeup spindle accommodates standard printer base
  • Cutter: Front-mount guillotine cutter and catch tray
  • 1 in. I.D. Core media supply hanger (ZT411 only)
  • Ink-side in ribbon supply (ZT411 only)


  • Supports tags compatible with: UHF EPC Gen 2 V2, ISO/IEC 18000-63 and RAIN RFID protocols
  • Integrated RFID system is user-upgradable in the field and available on both 4 in. and 6 in. models
  • Adaptive Encoding Technology automatically selects optimum encode settings
  • Field installable on-metal RFID kit available*
  • Keyboard Display Unit    ZKDU™ keyboard display units for stand-alone printing applications

Communication and interface capabilities

  • Centronics ®  RS-232 RS-422*, and RS-485* serial ports; IEEE 1284 bi-directional parallel

Please Note: specifications and options vary according to printer model and are subject to change without prior notice.

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