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Zebra ZD421, Direct Thermal, 203dpi, Wi-Fi, Bluetooth, USB, USB Host, Modular Connectivity Slot

SKU: 

ZD4A042-D01X01EZ

Fitted with IEEE 802.11ax Wi-Fi and Bluetooth 5.3, the Zebra ZD4A042-D01X01EZ is a direct thermal desktop label and receipt printer built around wireless-first connectivity in a 2.98 lb chassis. It prints monochrome output at 203 dpi and up to 5.98 in/s across a 4.09-inch print width, handling media up to 4.25 inches wide and 39.02 inches long on rolls up to 5 inches in diameter, with support for die-cut, continuous, black mark, fanfold, tag stock, wristband and gap media up to 10 mil thick. USB, USB Host, Fast Ethernet, NFC and a modular connectivity slot round out the interface options, while 256 MB of standard memory and a real-time clock support demanding label workflows. ZPL, ZPL II, EPL, EPL II, XML, ZBI and EZPL emulation cover broad host compatibility, and the printer supports iOS, Android and PC platforms. Energy Star qualified and RoHS compliant, it ships with a US power cord and AC adapter included.
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Description
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The Zebra ZD421 SecureFlex Printer is a compact, professional-grade desktop label printer engineered for reliable on‑demand direct thermal printing in retail, healthcare, logistics, and light manufacturing environments. Designed to deliver high-resolution output for barcodes, asset tags and shipping labels, the ZD421 combines precise 300 dpi printing with flexible connectivity options — including USB, USB Host, Bluetooth 5.2 and Wi‑Fi 802.11ax — plus Link‑OS support and broad firmware compatibility (ZPL II, EPL2, PDF Direct). Its OpenACCESS loading, robust dual‑wall frame and built‑in sensors streamline media handling while ENERGY STAR certification and an optional battery make it suitable for both fixed and mobile desktop workflows.

Key Features

  • High‑resolution output: 300 dpi print capability provides sharp text, barcodes and fine graphics for demanding label applications.
  • Flexible connectivity: USB 2.0 and USB Host plus Bluetooth 5.2 and Wi‑Fi 802.11ax enable easy integration with desktop and networked systems.
  • Reliable media handling: OpenACCESS design, full‑width movable reflective (black mark) and multi‑position transmissive (gap) sensors reduce setup time and feed errors.
  • Compact, durable design: Dual‑wall frame construction and ENERGY STAR certification deliver consistent operation and energy efficiency in busy workspaces.
  • Enterprise compatibility: Link‑OS platform with ZPL II, EPL2, PDF Direct and Print DNA support simplifies deployment, management and secure printing.

Specifications

  • Brand: Zebra
  • Product Reference: ZD4A043-D0EX02EZ
  • Product Type: Desktop label printer
  • Print Technology: Direct thermal (optional thermal transfer on some models)
  • Print Resolution: 300 dpi (optional 203 dpi available on other SKUs)
  • Maximum Print Width: 108 mm
  • Maximum Print Speed: 102 mm/s
  • Maximum Media Width: 108 mm
  • Maximum Roll Diameter: 127 mm
  • RAM: 256 MB
  • Flash Memory: 512 MB
  • Interfaces: USB 2.0, USB Host (optional Ethernet, Serial, Wi‑Fi, Bluetooth field options)
  • Wireless Connectivity: Bluetooth 5.2; Wi‑Fi 802.11ax
  • Sensors: Black mark (reflective) sensor; gap (transmissive) sensor
  • Real Time Clock: Yes
  • Printer Languages / Firmware: ZPL II, EPL2, XML, ZBI, PDF Direct
  • Operating System: Link‑OS
  • Dimensions (Direct Thermal): 220.8 mm L x 177.5 mm W x 150.7 mm H
  • Weight (Direct Thermal): 1.35 kg
  • Included Items: USB cable, AC power supply, power cord(s) (EU, UK variations)
  • Energy / Compliance: ENERGY STAR certified; RoHS compliant
  • Warranty: Two‑year standard warranty

Main Features

  • Connection: WLAN/Wi-Fi, Bluetooth, USB

  • Printing Technology: Direct Thermal

Technical Specifications
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Documents
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Product document mod-zd421-zebra-label-printer-datasheet.pdf ZD4A042-D01X01EZ  (PDF) Product document mod-zd421-zebra-label-printer-user-manual.pdf ZD4A042-D01X01EZ  (PDF) Product document zd421-spec-sheet-en-us.pdf ZD4A042-D01X01EZ  (PDF)