Zebra ZT421 RFID Printer
The ZT421 RFID Printer offers a cost-effective option for rugged, industrial printing needs. Constructed with an all-metal frame and bi-fold door, the ZT421 is designed to easily fit in space-constrained environments. The Zebra ZT421 RFID Printer delivers advancements in print speed, connectivity options, and management/support tools. Equipped with RFID capabilities, the ZT421 supports tags compatible with UHF EPC Gen2 V2 (ISO 18000-63). This printer is easy to integrate and manage with Zebra’s Print DNA suite of applications, utilities, and developer tools—all powered by Link-OS®. Available in three print resolutions, the ZT421 addresses a broad array of applications throughout manufacturing, transportation, logistics, retail, and more.
Key Highlights
- Wide-format 6-inch RFID printer for industrial labeling
- Supports UHF RFID (EPC Gen2 / ISO 18000-63) encoding
- 203 dpi resolution for clear barcode and label printing
- Connectivity: USB, Serial, Ethernet, Bluetooth
- Rugged industrial design for harsh environments
Product Overview
The Zebra ZT421 RFID Industrial Printer is a high-performance, wide-format printing solution designed for demanding industrial and enterprise environments. It supports both thermal transfer and direct thermal printing, delivering reliable output for large-scale labeling applications. With a print width of up to 6.6 inches (168 mm) and integrated UHF RFID encoding (EPC Gen2 / ISO/IEC 18000-63), the ZT421 is ideal for shipping labels, compliance tagging, inventory tracking, and asset management.
Built with a rugged all-metal frame, the ZT421 is engineered for durability in tough environments such as manufacturing, logistics, warehousing, and transportation. It features advanced connectivity options including USB, Ethernet, Serial, Bluetooth, and optional Wi-Fi, along with Zebra’s Print DNA software suite for enhanced security, remote management, and system integration. This ensures high productivity, seamless workflow integration, and long-term operational reliability.
Key Features & Capabilities
Enterprise-grade technology designed for mission-critical operations
Wide-Format Industrial Printing
Supports up to 6.6-inch (168 mm) print width, enabling production of large shipping labels, compliance tags, and industrial barcode labels for logistics and manufacturing applications
Integrated UHF RFID Encoding
Enables EPC Gen2 (ISO/IEC 18000-63) RFID printing and encoding, improving asset tracking accuracy and real-time supply chain visibility
High-Performance Printing Capability
Delivers up to 12 ips print speed with 203 dpi and 300 dpi resolution options, ensuring fast and high-quality label output in high-volume environments
Rugged Industrial Reliability
Built with a durable all-metal frame designed to withstand harsh warehouse and industrial conditions, ensuring consistent long-term performance
Technical Specifications
Key technical details and performance specifications
| Specification | Details |
|---|---|
| Product Type | Printer |
| Air Interface Protocol | EPCglobal UHF Class 1 Gen 2 V2 (ISO/IEC 18000-63) |
| Operating Frequency | FCC (902-928 MHz) |
| Data Interface | USB 2.0, RS-232, 10/100 Ethernet, Bluetooth 4.1, Dual USB Host |
| Power Source | Auto-detectable (PFC compliant) 100-240 VAC, 50-60 Hz, 100 Watts |
| Resolution | 203 dpi / 300 dpi (optional) / 600 dpi (ZT411 only optional) |
| Print Width | 168 mm (6.6 in) |
| Max Outer Diameter | 203 mm (8 in) |
| ID Core Options | 76 mm (3 in) |
| Dimensions | 495 x 336 x 324 mm (19.5 x 13.25 x 12.75 in) |
| Weight | 18.14 kg (40 lbs) |
| Operating Temperature | +5° to +40°C (+41° to +104°F) |
| Host API | ZBI 2.0, ZPL, ZPL II, EPL, EPL2 |
| Print Methods | Thermal transfer and direct thermal printing |
| Print Speed | Up to 12 ips (ZT421), up to 14 ips (ZT411 models) |
| Memory | 256 MB SDRAM, 512 MB Flash memory |
| Media Types | Continuous, die-cut, notch, black mark |
| Media Width Range | 51 mm to 178 mm (2.0 in to 7.0 in) |
| Media Thickness | 0.058 mm to 0.25 mm (0.0023 in to 0.010 in) |
| Ribbon Length | 1476 ft (450 m) |
| Ribbon Width | 51 mm to 174 mm (2.0 in to 6.85 in) |
| Media Roll Size | Up to 203 mm (8 in) outer diameter on 76 mm (3 in) core |
| Media Sensors | Adjustable dual sensors (transmissive and reflective) |
| Operating Humidity | 20% to 85% non-condensing |
| Storage Temperature | +5° to +40°C (+41° to +104°F) |
| Electrical | 100-240 VAC, 50-60 Hz, ENERGY STAR qualified |
| RFID Capability | UHF EPC Gen 2 V2, ISO/IEC 18000-63, RAIN RFID; field-upgradable RFID system |
| Connectivity Options | Optional Wi-Fi 802.11ac, Bluetooth, Ethernet, parallel, applicator interface |
| Media Handling Options | Rewind, peel, cutter (guillotine), liner take-up spindle, passive peel |
| Fonts & Graphics | 16 ZPL bitmap fonts, scalable fonts, Unicode support, downloadable graphics and label formats |
| Barcode Support | Linear and 2D barcodes including Code 128, QR Code, DataMatrix, PDF417, Aztec, MaxiCode, and more |
| Programming Languages | ZPL, ZPL II, EPL, EPL2, ZBI 2.0, XML-enabled printing |
| Display | 4.3-inch full-color touchscreen with status indicators |
| Rugged Construction | All-metal frame with bi-fold cover and enlarged viewing window for durability and visibility |
| Print DNA Software | Includes productivity and visibility tools for device management, performance optimization, and remote monitoring |
Get in Touch with Our Team
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Frequently Asked Questions
Everything you need to know about RFID and AIDC solutions