SATO CT4-LX 305dpi Desktop Thermal Printer WWCT02041-WMR

The SATO CT4-LX (WWCT02041-WMR) is a compact, enterprise-grade desktop thermal printer engineered for high-volume label production in demanding logistics, manufacturing, and warehouse environments. With 305 dpi resolution, 8 ips print speed, and flexible direct thermal or thermal transfer capabilities, this printer delivers professional-quality barcodes, text, and graphics on labels up to 4.09" wide. The intuitive 4.3" full-color touchscreen and tool-free printhead replacement make operation and maintenance straightforward, reducing downtime in fast-paced facilities.

Key Features

• 305 dpi resolution for crisp barcode and text output
• 8 ips print speed for efficient production workflows
• 4.09" maximum print width accommodates standard shipping and logistics labels
• Direct thermal and thermal transfer modes for flexible media options
• 4.3" full-color touchscreen for intuitive control and configuration
• 4 GB Flash memory and 1 GB DDR3 RAM with 2 GB user storage for forms and fonts
• Multi-protocol connectivity: Ethernet, Wi-Fi, Bluetooth, and USB
• Tool-free printhead and platen roller replacement
• Supports media rolls up to 5" outer diameter with 1" to 4.1" width range
• Ribbon capacity up to 984 ft for extended print runs

Technical Specifications

• Print Method: Direct Thermal / Thermal Transfer
• Resolution: 305 dpi
• Print Speed: 8 ips
• Max Print Width: 4.09"
• Memory: 4 GB Flash, 1 GB DDR3, 2 GB user storage
• Connectivity: Ethernet, Wi-Fi, Bluetooth, USB
• Display: 4.3" full-color touchscreen
• Media Handling: 4.1" max width, 5" max roll diameter, 1" core
• Ribbon: Up to 984 ft length
• Dimensions: 7.0" x 9.375" x 8.4375"
• Weight: 7.3 lbs
• Power: AC 100-240V, 50/60Hz
• Operating Temperature: 32°F to 104°F

Applications

• Shipping and logistics label printing
• Manufacturing part identification and tracking
• Warehouse inventory management and routing labels
• Compliance and regulatory labeling
• High-volume batch production environments

Karl Wilson

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

The SATO CT4-LX strikes an effective balance between compact footprint and enterprise capability. The 305 dpi resolution at 8 ips provides sufficient quality and throughput for most industrial label applications without requiring floor space of larger format systems. Direct thermal mode eliminates ribbon costs for single-use labels, while thermal transfer support ensures durability for long-term asset tracking.

The 4.3" touchscreen and simplified maintenance design reduce training overhead and keep printers running longer between service calls—critical in 24/7 warehouse operations. Multi-protocol connectivity (Wi-Fi, Bluetooth, Ethernet) enables flexible integration into existing network infrastructure. With 2 GB user-accessible storage, the printer can store multiple label templates locally, minimizing dependency on networked font servers.

The 984 ft ribbon capacity and 5" media support align well with mid-to-high-volume production without excessive media changes, making this unit ideal for operations requiring reliability and ease of use.

Product Documentation