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Grey desktop barcode printer with a rectangular body, front media window and control panel

Zebra

Zebra ZD621 4-Inch Barcode Printer ZD6A042-D01F00EZ 203 dpi 6 ips

SKU CH-0AWC-ZYZ2K MPN ZD6A042-D01F00EZ

A 4-inch desktop barcode printer with 203 dpi resolution and 6 ips print speed supporting direct thermal and thermal transfer modes

  • Product weight7
  • Premium features and performance with innovative new architecture
  • Maximum print speed of 6 inches per second
  • Sharp 203 dpi resolution for clear barcodes
  • Multiple connectivity options including USB, Ethernet and Serial
  • ENERGY STAR certified for energy efficiency

4-Inch Direct Thermal Printer

The Zebra ZD621 is a desktop label printer built for office and home environments that need reliable 203 dpi output at up to 6 inches per second. It supports both direct thermal and thermal transfer printing methods with ZPL and EPL programming languages. Connectivity includes USB 2.0, USB Host, Ethernet, Serial and Bluetooth Low Energy 5 for mobile setup via Android or iOS. The dual-wall frame and media dancer help maintain consistent print quality across a 4-inch print width.

Sustained Operation and Build

Dual-wall frame construction gives the printer a rigid chassis that resists vibration during long print runs, while the media dancer maintains steady tension for consistent registration. Real Time Clock keeps time stamps accurate across shifts without manual resets. ENERGY STAR certification confirms the power profile is designed for continuous duty rather than occasional bursts. The icon-based user interface with five status indicators and three buttons lets operators monitor consumables and errors without interrupting the queue.

Interface and Media Constraints

USB 2.0, USB Host, Ethernet, Serial and Bluetooth Low Energy 5 provide wired and wireless integration options, but the printer does not support Wi-Fi or higher-speed USB standards. Print width is fixed at 4 inches, so labels wider than that cannot be produced. Media loading uses the OpenACCESS design for roll-fed stock, yet the mechanism does not accommodate fanfold or continuous media without an optional adapter. Monochrome output only; colour printing is not supported.

How it compares

Measured against everything we stock in Thermal Label & Receipt Printers, at today’s prices. Recalculated every night.

Price $481.99
Pricier than about 82% of the 858 comparable items (median $84.99).

Specifications

Product
Brand nameZebra
Size & build
Shipping weight2.90 kg
Package size330 × 229 × 216 mm

Questions about this item

How much power does the ZD621 draw when it runs continuously all day?

The ZD621 is ENERGY STAR certified, so it meets strict efficiency limits for typical office duty cycles.

Which cables or adapters must I already have to connect this printer to my network?

The ZD621 includes USB 2.0, USB Host, Ethernet and Serial ports; use the cable that matches the port you choose.

Will the ZD621 work with label formats created for older Zebra EPL printers?

Yes, the ZD621 supports both ZPL and EPL programming languages, so legacy label formats run without changes.

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