SATO CT4-LX 203dpi UHF RFID Desktop Thermal Printer

The SATO CT4-LX (Model WWCT03241-NCN) is a compact desktop thermal printer engineered for enterprise-grade RFID label production and asset tracking workflows. Combining 203 dpi thermal printing with integrated UHF RFID encoding capability, this printer delivers high-quality barcode output and reliable tag verification in a space-efficient footprint ideal for manufacturing floors, distribution centers, and supply chain operations.

Key Features

• 203 dpi thermal resolution at 8 ips print speed for crisp barcodes and legible text
• 4.09" maximum print width accommodates standard label formats
• UHF RFID encoding at 860-960 MHz with EPC C1G2 compliance
• SATO RF Analyze auto-optimization technology automatically configures antenna settings for consistent encoding across varying inlay types
• 4.3" full-color touchscreen for intuitive configuration and job management
• Tool-free printhead and platen roller replacement minimizes maintenance downtime
• Flexible media handling: 1" to 4.1" label widths on 1.5" cores; media rolls up to 5" outer diameter
• Integrated USB 2.0, Ethernet, Wi-Fi, and Bluetooth connectivity

Technical Specifications

• Print Method: Direct Thermal / Thermal Transfer
• Resolution: 203 dpi
• Print Speed: 8 inches per second
• Maximum Print Width: 4.09"
• Memory: 4 GB Flash, 1 GB DDR3, 2 GB user storage
• RFID Capability: UHF (860-960 MHz) EPC C1G2 encoding and verification
• Display: 4.3" full-color touchscreen
• Media Capacity: 5" maximum outer diameter, 984 ft ribbon spool (300 m)
• Connectivity: USB 2.0, Ethernet, Wi-Fi, Bluetooth
• Dimensions: 7.0" W x 9.375" D x 8.4375" H
• Weight: 7.3 lbs (3.3 kg)
• Power: AC 100-240V, 50/60 Hz
• Operating Temperature: 32°F to 104°F (0°C to 40°C)

Applications

• UHF RFID tag encoding and in-line verification for asset tracking programs
• Smart label production for supply chain visibility and traceability
• Item-level RFID tracking in manufacturing and warehouse environments
• Automated inventory management with real-time RFID capture
• Compliance labeling for pharmaceutical, apparel, and logistics industries

Karl Wilson

Perspective based on aggregated IP Security Depot and affiliated engineering team experience.

The CT4-LX bridges desktop printing convenience with production-level RFID capabilities, making it well-suited for organizations transitioning from barcode-only operations to item-level tagging. The 4 GB flash and 2 GB user storage provide ample capacity for complex label templates and form libraries without external servers. SATO RF Analyze eliminates manual antenna tuning, reducing setup time and encoding errors caused by inlay variability—a critical advantage when label suppliers change or batch specifications shift.

The 4.3" touchscreen and tool-free maintenance design reduce operator training burden and unplanned downtime. Thermal transfer support enables printing on specialty media (synthetic, glossy, outdoor-rated) when direct thermal options prove insufficient. For mid-volume operations requiring both print speed and tag reliability, this model offers strong ROI compared to larger production printers while maintaining genuine enterprise-class RFID functionality.

Product Documentation