SATO WS4 WT312-400CW-EX1 203dpi Desktop Thermal Printer

SATO WS4 WT312-400CW-EX1 203dpi Desktop Thermal Printer

The SATO WS4 WT312-400CW-EX1 is a compact desktop thermal printer engineered for enterprise-grade label production in high-volume shipping, manufacturing, and warehouse environments. Combining 203 dpi resolution with 6 ips print speed and a 4.09-inch maximum print width, this printer delivers sharp barcode and text output while maintaining operational efficiency. The dual-mode printing capability—supporting both direct thermal and thermal transfer—provides media flexibility for various labeling applications.

Key Features

• 203 dpi resolution at 6 ips for crisp barcode and text output
• 4.09-inch maximum print width accommodates standard shipping and compliance labels
• Dual printing modes: direct thermal and thermal transfer for media versatility
• 16 MB Flash and 32 MB SDRAM with 16 MB user-accessible storage for custom fonts and forms
• Tool-free printhead and platen roller replacement minimizes downtime
• Integrated LCD display for intuitive operation and job monitoring
• Compact desktop form factor: 8.69" × 10.96" × 7.38"; weighs 5.46 lbs
• Supports media rolls up to 5-inch outer diameter with 984 ft ribbon capacity
• Media width range: 1" to 4.65" on 1-inch cores

Connectivity & Performance

Multiple connectivity options ensure seamless integration into existing enterprise networks. USB 2.0, RS-232C, Ethernet, Wi-Fi, and Bluetooth connectivity enable flexible deployment across workgroups and departments. The printer operates on standard AC 100-240V, 50/60Hz power and maintains reliable performance across 5°C to 40°C operating temperatures, making it suitable for diverse warehouse and manufacturing environments.

Applications

• High-volume shipping and logistics label production
• Manufacturing item identification and serialization
• Warehouse inventory management and routing labels
• Regulatory and compliance labeling (GHS, UPC, product tracking)
• Healthcare and pharmaceutical barcode labeling

Technical Specifications

• Print Method: Direct Thermal / Thermal Transfer
• Resolution: 203 dpi
• Print Speed: 6 inches per second
• Maximum Print Width: 4.09 inches
• Memory: 16 MB Flash, 32 MB SDRAM, 16 MB user storage
• Interfaces: USB 2.0, RS-232C, Ethernet, Wi-Fi, Bluetooth
• Media Capacity: 1" to 4.65" width; 5" max roll diameter
• Ribbon Capacity: 984 ft (300 m)
• Dimensions: 8.69" W × 10.96" D × 7.38" H
• Weight: 5.46 lbs (2.48 kg)
• Power: AC 100-240V, 50/60Hz
• Operating Temperature: 5°C to 40°C (41°F to 104°F)

Karl Wilson

Perspective based on aggregated and affiliated engineering team experience.

The SATO WS4 WT312-400CW-EX1 strikes an excellent balance between performance and practicality for mid-to-high-volume label environments. The 203 dpi resolution is the industry standard for barcode readability across GS1 and healthcare applications, while 6 ips throughput prevents bottlenecks in busy shipping departments. The dual thermal/transfer capability is particularly valuable for organizations that need both cost-effective direct thermal labels and durable thermal transfer labels within a single printer.

Tool-free maintenance and a compact footprint make this printer ideal for space-constrained operations. Multi-protocol connectivity (Ethernet, Wi-Fi, USB, Bluetooth) ensures compatibility with legacy and modern label management systems. For enterprises standardizing on SATO's WS4 series, this model offers proven reliability and ease of deployment.

Product Documentation