SATO WS4 WT302-403NN-EX1-2 300dpi Desktop Thermal Printer
The SATO WS4 WT302-403NN-EX1-2 is a professional-grade desktop thermal printer engineered for high-volume enterprise labeling environments. Combining 300 dpi resolution with versatile dual-mode printing capabilities, this compact printer delivers sharp, reliable output for barcodes, text, and compliance labels. With support for both direct thermal and thermal transfer printing, the WT302-403NN-EX1-2 adapts to diverse media requirements while maintaining consistent print quality and operational efficiency.
Key Features
- 300 dpi resolution at 6 ips print speed for crisp barcode and text output
- 4.09" maximum print width accommodates standard shipping and logistics labels
- Dual printing modes: direct thermal and thermal transfer for media flexibility
- 16 MB Flash + 32 MB SDRAM with 16 MB user storage for fonts and custom forms
- Multiple connectivity options: Ethernet, Wi-Fi, Bluetooth, and USB
- Tool-free printhead and platen roller replacement for quick maintenance
- Supports media rolls up to 5" outer diameter with ribbons up to 984 ft
- LCD display for intuitive operator control and diagnostics
- Compact desktop footprint: 8.69" x 10.96" x 7.38"
Technical Specifications
Print Performance: 300 dpi resolution | 6 ips print speed | 4.09" maximum print width | Media width range: 1" to 4.65" | Direct thermal and thermal transfer capable
Memory & Storage: 16 MB Flash | 32 MB SDRAM | 16 MB user-accessible storage
Connectivity: Ethernet | Wi-Fi | Bluetooth | USB | LPR support
Physical: Dimensions: 8.69" x 10.96" x 7.38" | Weight: 5.46 lbs (2.48 kg)
Power & Environment: Input: AC 100-240V, 50/60Hz | Operating temperature: 41°F to 104°F (5°C to 40°C)
Ideal Applications
- Shipping and logistics label production
- Manufacturing asset and serial number tracking
- Warehouse inventory and routing labels
- Compliance, regulatory, and certification labeling
- Healthcare and pharmaceutical identification
- Retail and product labeling
Karl WilsonPerspective based on aggregated IP Security Depot and affiliated engineering team experience.
The SATO WS4 WT302-403NN-EX1-2 represents a solid mid-range choice for organizations requiring consistent, high-quality thermal label output in a compact desktop package. The 300 dpi resolution ensures excellent barcode readability and text clarity, critical for supply chain operations and regulatory compliance. The 6 ips print speed balances productivity with print quality, making it suitable for moderate to high-volume environments without consuming excessive floor space.
The dual thermal printing capability is a significant advantage, eliminating the need for separate devices when transitioning between direct thermal consumables and ribbon-based media. Multi-protocol connectivity—including Ethernet, Wi-Fi, and Bluetooth—provides deployment flexibility across networked environments and mobile workflows. The tool-free maintenance design reduces downtime and operational complexity, particularly valuable in fast-paced warehouse and logistics settings.
The 16 MB user storage is adequate for standard label templates and fonts; organizations with extensive custom graphics or multilingual requirements should plan accordingly. The compact footprint and 5.46 lb weight make it ideal for space-constrained facilities while remaining stationary and stable during operation. This printer is well-suited for enterprises seeking reliable, proven thermal printing technology without premium-tier costs.
Product Documentation