Product Overview
The POSTEK ZX3r is a high-performance industrial UHF RFID printer designed for demanding labeling applications in logistics, manufacturing, and retail. Combining a robust metal construction with advanced RFID encoding capabilities, this printer delivers exceptional print quality and reliable tag programming at speeds up to 8 ips. With its intuitive 4.5-inch touchscreen and optional OK Script engine, the ZX3r operates as a standalone workstation, reducing dependency on external PCs and streamlining complex labeling tasks.
Application Scenarios
Logistics & Warehousing: Printing and encoding RFID labels for carton and pallet tracking.
Manufacturing: Creating work-in-progress (WIP) tags and tracking components on the production line.
Retail: Generating item-level RFID tags for inventory management and anti-counterfeiting.
Healthcare: Producing wristbands and asset tags for patient and equipment tracking.
Industrial-Grade Durability: Features a patented all-metal frame and print engine for unwavering stability and longevity in harsh environments.
Advanced RFID Encoding: Supports UHF EPC Gen 2 (ISO 18000-6C) protocols, ensuring accurate and fast encoding of RFID tags and labels.
High-Quality Printing: Utilizes POSTEK's HEAT™ technology and 300 dpi resolution for crisp, scannable barcodes, text, and graphics.
Standalone Operation: With 8GB of internal storage and an optional Python-based OK Script engine, the printer can run complex print jobs directly from the device.
Flexible Connectivity: Offers Ethernet, USB, and optional Wi-Fi/Bluetooth for seamless integration into existing networks and workflows.




| Parameter | Specification |
|---|---|
| Model | ZX3r |
| Print Technology | Direct Thermal / Thermal Transfer |
| Print Resolution | 300 dpi |
| Max Print Speed | 8 ips (203.2 mm/s) |
| Max Print Width | 4.16" (105.7 mm) |
| RFID Protocol | UHF EPC Gen 2 (ISO 18000-6C) |
| Processor | 1.2 GHz Dual-Core + 600 MHz MCU |
| Memory | 512MB DDR3 RAM, 8GB NAND Flash |
| Display | 4.5" LCD Capacitive Touchscreen |
| Media Handling | Max Roll OD: 8" (203.2 mm); Core Sizes: 1.5" (38 mm) / 3" (76.2 mm) |
| Connectivity | USB, Ethernet (10/100/1000M), RS-232; Optional: Wi-Fi 6, Bluetooth 5.0 |
| Optional Features | OK Script Engine (Python-based), Rotary Cutter |
| Power Supply | 100-240V AC, 50/60 Hz |
| Operating Temperature | 32°F to 104°F (0°C to 40°C) |
| Dimensions & Weight | 11.3" (W) × 17.6" (D) × 10.7" (H); 33.07 lbs (15 kg) |

