SATO WS4 WT312-403CW-EX1-2 203dpi Desktop Thermal Printer
The SATO WT312-403CW-EX1-2 is a compact yet robust desktop thermal printer engineered for enterprise-grade label production. With 203 dpi resolution, 6 ips print speed, and support for both direct thermal and thermal transfer modes, this WS4 series printer delivers consistent, high-quality output for demanding supply chain and manufacturing environments. The 4.09" maximum print width accommodates a wide range of label sizes, while integrated connectivity options—USB, Ethernet, Wi-Fi, and Bluetooth—enable seamless integration into existing networks and workflows.
Key Features
- 203 dpi resolution at 6 ips for sharp, scannable barcodes and legible text
- Dual-mode printing: direct thermal and thermal transfer for maximum media flexibility
- Tool-free printhead and platen roller replacement to minimize downtime and maintenance costs
- Integrated LCD display for intuitive operation and quick status checks
- Built-in cutter for automated label separation
- 16 MB Flash, 32 MB SDRAM, and 16 MB user storage for fonts and custom forms
- Compact footprint: 8.69" × 10.96" × 7.38", weighing only 5.46 lbs
- Multi-protocol connectivity: USB 2.0, RS-232C, Ethernet, Wi-Fi, and Bluetooth
Technical Specifications
Print Performance: 203 dpi resolution; 6 ips print speed; 4.09" maximum print width
Media Support: Roll width range 1" to 4.65"; 1" core diameter; up to 5" outer roll diameter; thermal transfer ribbons up to 984 ft
Memory & Storage: 16 MB Flash, 32 MB SDRAM, 16 MB user-accessible storage
Connectivity: USB 2.0, RS-232C, Ethernet, Wi-Fi, Bluetooth
Physical Dimensions: 8.69" W × 10.96" D × 7.38" H; 5.46 lbs (2.48 kg)
Power & Environment: AC 100-240V, 50/60Hz input; operating temperature range 5°C to 40°C (41°F to 104°F)
Typical Applications
- Shipping and logistics label production at high volumes
- Manufacturing identification, serialization, and tracking
- Warehouse inventory management and routing labels
- Compliance and regulatory labeling requirements
- Retail and e-commerce order fulfillment
Karl WilsonPerspective based on aggregated and affiliated engineering team experience.
The WT312-403CW-EX1-2 strikes an effective balance between affordability and capability for mid-market operations. The 203 dpi resolution is the industry standard for barcode and text applications, providing excellent read rates across standard UPC, Code 128, and QR code formats. The 6 ips speed is suited for moderate to high-volume operations without the footprint or cost of industrial-class printers.
Tool-free maintenance design reduces skilled labor requirements—a significant operational advantage in fast-paced environments. Dual thermal modes mean users can optimize for cost (direct thermal) or durability (thermal transfer) depending on label lifespan needs. The built-in cutter and multi-protocol connectivity make this printer a practical choice for modern supply chain operations that require both flexibility and reliability.
Product Documentation
