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Zebra ZD4A042-D01E00EZ ZD421 Direct Thermal Printer - Monochrome Desktop/Portable - Label/Receipt Print - 5. 98 in/s - 203 dpi
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Product Features
Technical Overview
The ZD421 employs direct thermal printing technology that requires no ink, toner, or ribbons, reducing consumable costs and maintenance complexity. The printer handles media widths up to 4.25 inches and accommodates roll diameters up to 5 inches, supporting receipt paper, labels, tags, wristbands, and specialized media including reflective and black mark materials.
A 256 MB memory buffer ensures smooth operation during continuous printing tasks, while the integrated real-time clock enables time-stamping functionality for time-sensitive applications. Language emulation includes ZPL, EPL, ZPL II, EPL2, XML, and ZBI protocols for compatibility with diverse printing software and systems.
Relevant factors for this section include Recommended Use, Print Color Capability, Maximum Mono Print Speed, Standard Memory. When those points are considered together, they give buyers a clearer picture of how the product is equipped, how it fits into deployment, and what kind of day-to-day role it is meant to support.
Key Product Advantages
The ZD421 combines Zebra's thermal printing expertise with versatile connectivity and a compact footprint, delivering value through operational efficiency and deployment flexibility.
Multi-Platform Connectivity
USB, Ethernet, Bluetooth, and NFC interfaces enable seamless integration with PCs, mobile devices, and networked systems, supporting both wired and wireless printing workflows.
- USB host capability for peripheral connection
- Ethernet for network sharing
- Bluetooth for mobile printing
- NFC for tap-to-print convenience
Media Versatility
Handles diverse media types including receipts, labels, tags, and wristbands with precise alignment and consistent thermal imaging quality across different materials.
- Receipt and label printing
- Reflective and black mark media
- Continuous and die-cut formats
- Fanfold and roll-fed options
Deployment / Use Cases
The ZD421's portable design and comprehensive connectivity make it ideal for environments requiring reliable printing outside traditional office settings. Field service technicians can print work orders, invoices, and labels directly at customer sites, while retail staff can generate receipts and price tags from mobile devices during inventory management.
In healthcare settings, the printer supports wristband printing for patient identification, and in warehouse operations, it produces shipping labels and inventory tags. The desktop configuration works well for point-of-sale systems, service counters, and administrative workstations where space is limited but printing reliability is essential.
Mobile Field Operations
Portable enough for vehicle mounting or carrying, with Bluetooth and NFC enabling printing from tablets and smartphones during service calls, deliveries, or inspections.
Retail & Hospitality
Generates receipts, kitchen tickets, and labels at POS stations, with Ethernet connectivity allowing shared access across multiple terminals in restaurants, hotels, or stores.
Physical Profile
Measuring 5.93" high × 6.98" wide × 8.69" deep and weighing under 3 pounds, the ZD421 occupies minimal desk space while remaining sturdy enough for daily use. The portable form factor includes a dual wall frame construction that provides durability during transport. The compact dimensions allow placement in tight spaces like retail counters, service vehicles, or mobile carts without compromising accessibility to media compartments and connectivity ports.
- Width
- 4.09" (104 mm)
- Depth
- 8.69" (220.73 mm)
- Height
- 5.93" (150.62 mm)
- Weight
- 2.98 lb (1350 g)
- Length
- 39.02" (991 mm)
What's in the Box
The printer ships complete with all essential components for immediate setup and operation.
Highlights
- Direct thermal printing technology eliminates ink, toner, and ribbon requirements
- Monochrome printing at 5.98 inches per second (152 mm/s) for efficient throughput
- 203 dpi resolution ensures crisp text, barcodes, and graphics
- USB, Ethernet, Bluetooth, and NFC connectivity options for flexible deployment
- Supports iOS, Android, and PC platforms for cross-device compatibility
- Handles receipts, labels, tags, wristbands, and specialized media types
- Portable form factor with dual wall frame for durability in mobile use
- 256 MB memory buffer supports continuous printing operations
- Energy Star certified and RoHS compliant for environmental responsibility
- 2-year limited warranty provides long-term reliability assurance
Specifications
| Specifications | |
|---|---|
| Manufacturer | Zebra Technologies Corporation |
| Manufacturer Part Number | ZD4A042-D01E00EZ |
| Brand Name | Zebra |
| Product Model | ZD421 |
| Product Name | ZD421 Direct Thermal Printer |
| Product Type | Direct Thermal Printer |
| Technical Information | |
| Recommended Use | Label/Receipt Print |
| Print Color Capability | Monochrome |
| Maximum Mono Print Speed | 5.98 in/s (152 mm/s) |
| Maximum Print Resolution (dpi) | 203 |
| Maximum Print Width | 4.09" (104 mm) |
| Real Time Clock | Yes |
| Application/Usage | Desktop |
| Features | Status Indicator,Dual Wall Frame |
| Mobile Device Printing | Yes |
| Memory | |
| Standard Memory | 256 MB |
| Interfaces/Ports | |
| USB Host | Yes |
| USB | Yes |
| Network & Communication | |
| Ethernet | Yes |
| Bluetooth | Yes |
| Near Field Communication (NFC) | Yes |
| Media Types & Handling | |
| Media Type | Receipt,Label,Reflective,Black Mark,Gap,Roll Fed,Fanfold,Die-cut Label,Continuous Label,Tag Stock,Continuous Receipt,Wristband |
| Maximum Roll Diameter | 5" (127 mm) |
| Maximum Label Width | 4.25" (108 mm) |
| Maximum Label Length | 39.02" (991 mm) |
| Fonts & Emulation | |
| Language Emulation | ZPL,EPL,ZPL II,EPL2,XML,ZBI |
| Power Description | |
| Power Source | AC Supply |
| Physical Characteristics | |
| Form Factor | Portable |
| Height | 5.93" (150.62 mm) |
| Width | 6.98" (177.29 mm) |
| Depth | 8.69" (220.73 mm) |
| Weight (Approximate) | 2.98 lb (1350 g) |
| Miscellaneous | |
| Power Cable Localization | US |
| Package Contents | ZD421 Direct Thermal Printer AC Power Supply Power Cord(s) USB Cable Quick Start Guide Regulatory Guide |
| Cables Included | USB,AC |
| Platform Supported | iOS,Android,PC |
| Certifications & Standards | cTUVus |
| Energy Star | Yes |
| Environmentally Friendly | Yes |
| Environmental Compliance | Restriction of Hazardous Substances (RoHS) |
| Warranty | |
| Limited Warranty | 2 Year |
FAQ
What printing technology does the Zebra ZD421 use?
The ZD421 employs direct thermal printing technology, which uses heat-sensitive paper that darkens when heated by the print head. This technology requires no ink, toner, or ribbons, reducing consumable costs and maintenance while providing reliable monochrome output for labels, receipts, and temporary documents.
What is the maximum print speed of this printer?
The ZD421 prints at up to 5.98 inches per second (152 millimeters per second) in monochrome mode. This speed enables efficient production of labels and receipts in busy retail, field service, or warehouse environments where quick turnaround is essential for operational workflows.
What connectivity options are available on the ZD421?
The printer offers comprehensive connectivity including USB and USB host ports for direct computer connections, Ethernet for network integration, Bluetooth for wireless printing from mobile devices, and Near Field Communication (NFC) for tap-to-print functionality. This versatility supports both fixed installations and mobile deployment scenarios.
What media types can the ZD421 handle?
The printer supports receipt paper, labels, reflective media, black mark materials, gap sensors, roll-fed and fanfold formats, die-cut labels, continuous labels, tag stock, continuous receipts, and wristbands. Maximum media dimensions include 4.25-inch width, 39.02-inch length, and 5-inch roll diameter for flexible application support.
Is the ZD421 suitable for mobile or field use?
Yes, with a portable form factor weighing under 3 pounds and compact dimensions, plus Bluetooth and NFC wireless connectivity, the ZD421 is designed for mobile deployment. Field service technicians, delivery personnel, and retail staff can print directly from tablets or smartphones in vehicles or at customer sites without requiring fixed workstation setups.
What platforms and operating systems are supported?
The printer is compatible with iOS, Android, and PC platforms, enabling integration with smartphones, tablets, laptops, and desktop computers. Language emulation includes ZPL, EPL, ZPL II, EPL2, XML, and ZBI protocols for broad software compatibility across different business systems and applications.
| Qty | Price | Available |
|---|
