SATO WT312-400DW-EX1 203dpi Desktop Thermal Printer

The SATO WT312-400DW-EX1 is a compact WS4 series desktop thermal printer engineered for high-volume enterprise labeling environments. With 203 dpi resolution and 6 ips print speed, this versatile printer delivers crisp, professional-quality barcodes, text, and graphics on demand. The dual-mode printing capability—supporting both direct thermal and thermal transfer—provides maximum flexibility across diverse media types and label applications.

Key Features

• 203 dpi resolution at 6 ips for sharp barcode and text output
• 4.09" maximum print width accommodates standard shipping and industrial labels
• Direct thermal and thermal transfer printing modes for media versatility
• 16 MB Flash and 32 MB SDRAM with 16 MB user-accessible storage for fonts and forms
• Tool-free printhead and platen roller replacement minimizes maintenance downtime
• Multi-connectivity: Ethernet, Wi-Fi, Bluetooth, and USB for flexible network integration
• Supports media rolls up to 5" outer diameter; handles 1" to 4.65" media widths
• Compact desktop form factor—8.69" x 10.96" x 7.38"—fits tight workspaces
• LCD display for intuitive configuration and operation
• Universal AC power: 100-240V, 50/60Hz for global deployment

Technical Specifications

• Resolution: 203 dpi
• Print Speed: 6 inches per second
• Maximum Print Width: 4.09"
• Memory: 16 MB Flash, 32 MB SDRAM, 16 MB user storage
• Connectivity: Ethernet, Wi-Fi, Bluetooth, USB 2.0
• Dimensions: 8.69" W x 10.96" D x 7.38" H
• Weight: 5.46 lbs (2.48 kg)
• Operating Temperature: 41°F to 104°F (5°C to 40°C)
• Power Supply: AC 100-240V, 50/60Hz

Primary Applications

• High-volume shipping and logistics label production
• Manufacturing identification, serialization, and product tracking
• Warehouse inventory management and route labeling
• Compliance and regulatory labeling for regulated industries
• Retail point-of-sale and price marking

Karl Wilson

Perspective based on aggregated and affiliated engineering team experience.

The WT312-400DW-EX1 strikes an excellent balance between performance and affordability for mid-volume label operations. The 203 dpi resolution is ideal for standard barcodes and text; higher-density applications may require 300+ dpi models. The dual thermal modes provide significant cost savings—use direct thermal for short-term labels (shipping, receipts) and thermal transfer for durable, long-lasting labels (asset tags, compliance labels).

The integrated Wi-Fi and Bluetooth connectivity simplify deployment in modern, mobile-first warehouses and manufacturing floors. Tool-free maintenance is a practical advantage that reduces downtime and total cost of ownership. With 16 MB user storage, forms and fonts can be preloaded for offline label printing.

For organizations managing 100s to 1000s of labels daily across multiple locations, this printer's compact footprint, multi-protocol connectivity, and flexible media handling make it a reliable workhorse.

Product Documentation