SATO CT4-LX 305dpi UHF RFID Desktop Thermal Printer

SATO CT4-LX 305dpi UHF RFID Desktop Thermal Printer

The SATO CT4-LX (Model WWCT04241-NDN) is a compact desktop thermal printer engineered for enterprise-grade RFID label production and high-resolution barcode encoding. Combining 305 dpi print resolution with integrated UHF RFID (860–960 MHz) encoding capabilities, this printer delivers reliable performance for asset tracking, supply chain visibility, and item-level inventory management. The intuitive 4.3" full-color touchscreen and tool-free printhead design minimize operator training time and maintenance downtime.

Key Features

• 305 dpi resolution at 8 ips print speed for sharp barcodes, QR codes, and text
• 4.09" maximum print width supports standard label formats
• Integrated UHF RFID (860–960 MHz) with EPC C1G2 standard compliance
• SATO RF Analyze auto-optimization for reliable encoding across inlay types
• 4 GB Flash, 1 GB DDR3, and 2 GB user storage for fonts and custom forms
• 4.3" full-color touchscreen for intuitive configuration and monitoring
• Tool-free printhead and platen roller replacement
• Multiple connectivity: USB, Ethernet, Wi-Fi, and Bluetooth
• Supports media up to 4.1" wide with 5" outer diameter rolls
• Ribbon capacity up to 984 ft (300 m)

Technical Specifications

• Print Method: Direct Thermal / Thermal Transfer
• Resolution: 305 dpi
• Print Speed: 8 inches per second
• Maximum Print Width: 4.09"
• Media Width Range: 1" to 4.1"
• Maximum Media Outer Diameter: 5"
• RFID Frequency: UHF 860–960 MHz (EPC C1G2)
• Memory: 4 GB Flash, 1 GB DDR3, 2 GB user storage
• Connectivity: USB 2.0, Ethernet, Wi-Fi, Bluetooth
• Display: 4.3" full-color touchscreen
• Dimensions: 7.0" × 9.375" × 8.4375"
• Weight: 7.3 lbs (3.3 kg)
• Power: AC 100–240V, 50/60 Hz
• Operating Temperature: 32°F to 104°F

Applications

• UHF RFID tag encoding and verification for asset tracking
• Smart label and tag production for supply chain logistics
• Manufacturing and warehouse RFID-enabled item-level tracking
• Automated inventory management and real-time visibility
• Healthcare and pharmaceutical serialization compliance

Karl Wilson

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

The SATO CT4-LX stands out in the mid-range desktop RFID printer segment for its combination of print quality, encoding reliability, and user-centric design. The 305 dpi resolution ensures crisp barcode readability and compliance with tight print specifications, while 8 ips throughput balances speed with enterprise reliability. The integrated SATO RF Analyze function addresses a critical pain point in RFID operations—antenna tuning inconsistency across different tag inlays—by automating optimization to reduce encoding failures and tag verification issues.

The compact footprint (7.0" × 9.375") makes it ideal for space-constrained environments without sacrificing media capacity or ribbon length. Dual onboard memory (4 GB Flash + 1 GB DDR3) combined with 2 GB user storage provides ample capacity for complex label templates and graphics. Multi-protocol connectivity (USB, Ethernet, Wi-Fi, Bluetooth) enables flexible integration into legacy and modern network infrastructures. The 4.3" touchscreen with day/night mode ensures usability across different lighting conditions and shift-based operations. Tool-free printhead replacement is a significant operational advantage, reducing mean time to repair (MTTR) and total cost of ownership. This printer is well-suited for mid-to-large organizations requiring reliable in-house label and RFID tag production without the complexity of industrial-scale systems.

Product Documentation