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Zebra ZD621 Desktop Printer Direct Thermal, 203dpi, 4.09" Print Width, Wi‑Fi 6, Bluetooth 5.3, Linerless

SKU: 

ZD6A042-D01R01EZ

Wireless connectivity defines the ZD6A042-D01R01EZ, combining IEEE 802.11ax (Wi-Fi 6) and Bluetooth 5.3 with NFC, Ethernet, USB 2.0, USB Host, and serial interfaces in a single desktop direct thermal printer. It prints monochrome labels at 203 dpi and up to 7.99 in/s across a 4.09-inch print width, accepting media up to 4.25 inches wide and 7.48 mil thick on rolls to 5 inches in diameter, with label lengths to 39.02 inches and support for die-cut, continuous, black mark, linerless, wristband, and fanfold stock. A full-width moveable reflective/black mark sensor and multi-position transmissive/gap sensor handle varied media, while 256 MB of standard memory and 512 MB of flash support demanding label formats. The 4.3-inch LCD touchscreen with real-time clock simplifies operation, and EZPL, ZPL II, EPL2, ZBI, and XML emulation cover broad host compatibility. At 3.60 lb with a dual-wall frame, it suits manufacturing, healthcare, retail, pharmacy, and shipping workflows. Energy Star qualified, RoHS and REACH compliant, cTUVus certified, and backed by a 2-year limited warranty.
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Description
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The Zebra ZD621 is a versatile desktop label printer series engineered for business and industrial labeling demands across retail, healthcare, logistics, manufacturing and office environments. Available in multiple configurations, the ZD621 family supports thermal transfer and direct thermal printing with high-resolution options (203 dpi and 300 dpi), and delivers reliable, high-quality barcodes, tags and receipts. Models offer integrated RFID encoding, color touch displays, peel-and-present or cutter options, and a range of wired and wireless interfaces—making the platform adaptable to networked deployments, point-of-sale stations and production workstations. Consistent flash memory, compact footprint and enterprise-focused connectivity simplify integration and reduce downtime for continuous labeling workflows.

Key Features

  • Flexible print technologies: Available in thermal transfer and direct thermal variants to suit durable label needs or ribbon-free workflows.
  • RFID and media options: Select models include UHF RFID encoding and support peel-and-present or cutter accessories for streamlined label handling.
  • High-resolution output: Offers 203 dpi and 300 dpi options to produce crisp barcodes, text and graphics for demanding label applications.
  • Broad connectivity: Multiple interfaces—USB, USB Host, Serial (RS-232), Ethernet, Bluetooth and Wi‑Fi—enable easy integration into existing IT and POS environments.
  • Intuitive user interface: Color LCD/touch displays on many SKUs simplify setup, status monitoring and everyday operation.
  • Enterprise-ready memory and management: Consistent 512 MB flash and Link-OS / Print DNA compatibility support device administration and reliable performance.

Specifications

  • Brand: Zebra
  • Product Name: Zebra ZD621
  • Product Family: ZD621
  • Product Type: Barcode / Label Printer
  • Printer Type: Desktop
  • Print Method: Thermal Transfer; Direct Thermal (varies by model)
  • Print Resolution: 203 dpi; 300 dpi (model dependent)
  • Maximum Print Width: Up to 4.25 in
  • Maximum Print Speed: Up to 8 in/s
  • Connectivity: USB, USB Host, Serial (RS-232), Ethernet, Bluetooth (including Bluetooth LE/4.1/BTLE5), Wi‑Fi (802.11 / 802.11ac)
  • Flash Memory: 512 MB
  • SDRAM: 256 MB (selected models)
  • Display Size: 4.3 in (color LCD on supported models)
  • Display Resolution: 480 x 272 px (selected models)
  • RFID Support: UHF RFID (selected models); supported protocols include UHF EPC Gen 2 V2, ISO/IEC 18000-63, RAIN RFID
  • Cutter: Available on specific SKUs
  • Media Handling: Peel & Present (label peeler) available on specific SKUs; tear bar included on supported models
  • Print Languages / Emulations: ZBI, XML, EPL, EPL2, ZPL, ZPL II, EZPL (varies by model)
  • Core Size: 1.00 in
  • Dimensions (L x W x H): 10.5 x 8.0 x 7.5 in (representative)
  • Weight: 5.5–6.5 lb (model dependent)
  • Durability: General Purpose / Commercial

Main Features

  • Rugged: Commercial

  • Print Speed: 8 in/s

  • DPI: 203 dpi

  • Case color: Grey

  • Connection: RS232, Serial, USB, Ethernet

  • Max Width: 4 in

  • Printing Technology: Direct Thermal

Technical Specifications
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Documents
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Product document mod-zd621-zebra-label-printer-datasheet.pdf ZD6A042-D01R01EZ  (PDF) Product document mod-zd621-zebra-label-printer-user-manual.pdf ZD6A042-D01R01EZ  (PDF)
FAQs
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What print resolutions are available on the Zebra ZD621, and does it support both thermal transfer and direct thermal printing?
The Zebra ZD621 is available in both thermal transfer and direct thermal configurations, and offers a choice of 203 dpi or 300 dpi print resolution depending on which model you order.
What connectivity interfaces does the Zebra ZD621 support for network and workstation integration?
The ZD621 provides USB, USB Host, Serial (RS-232), Ethernet, Bluetooth (including Bluetooth LE, 4.1, and BTLE5), and Wi-Fi (802.11/802.11ac), covering both wired and wireless deployment scenarios.
Does the Zebra ZD621 support RFID encoding, and what standards does it work with?
Select ZD621 models include UHF RFID encoding and support UHF EPC Gen 2 V2, ISO/IEC 18000-63, and RAIN RFID protocols.
What optional media-handling and finishing upgrades are available for the Zebra ZD621?
Optional upgrades include a cutter, liner take-up, peeler, rewinder, and time-of-flight sensor, allowing the printer to be configured for a range of label-dispensing and finishing workflows.
How much onboard memory does the Zebra ZD621 have, and what print languages does it support?
The ZD621 includes 512 MB of flash memory and supports ZBI, XML, EPL, EPL2, ZPL, ZPL II, and EZPL print languages and emulations.
In which industries and environments is the Zebra ZD621 typically deployed?
The ZD621 is engineered for retail, healthcare, logistics, manufacturing, and office environments, and its connectivity options also make it suitable for networked deployments and point-of-sale stations.