SATO WT312-403CB-EX1-2 WS4 203dpi Desktop Thermal Printer

SATO WT312-403CB-EX1-2 WS4 203dpi Desktop Thermal Printer

The SATO WT312-403CB-EX1-2 is a compact yet powerful desktop thermal printer designed for enterprise-level label production in demanding environments. This WS4 series printer combines dual thermal printing modes with multi-protocol connectivity, making it an ideal solution for logistics, manufacturing, and warehouse operations requiring reliable, high-volume label output.

Key Features

• 203 dpi resolution delivers sharp barcode, text, and graphics output
• 6 ips print speed maximizes throughput for time-sensitive applications
• 4.09" maximum print width accommodates standard shipping and compliance labels
• Dual-mode printing: direct thermal and thermal transfer for media flexibility
• Integrated cutter for automated label separation
• Multi-interface connectivity: Ethernet, Wi-Fi, Bluetooth, and USB for seamless integration
• Tool-free printhead and platen roller replacement reduces maintenance downtime
• 16 MB Flash, 32 MB SDRAM with 16 MB user storage for fonts and custom forms
• LCD display for intuitive operation and job management

Technical Specifications

• Print Resolution: 203 dpi
• Print Speed: 6 inches per second
• Maximum Print Width: 4.09"
• Media Width Range: 1" to 4.65"
• Media Roll Capacity: 5" outer diameter
• Ribbon Capacity: 984 ft (300 m)
• 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)
• Power Supply: AC 100-240V, 50/60Hz
• Operating Temperature: 41°F to 104°F (5°C to 40°C)
• Configuration: Cutter-equipped for automated label finishing

Typical Applications

• Shipping and logistics label printing for carriers and freight forwarding
• Manufacturing product identification and traceability labeling
• Warehouse inventory management and location routing labels
• Compliance and regulatory labeling for product tracking
• Healthcare and pharmaceutical unit-of-use labeling

Karl Wilson

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

The SATO WT312-403CB-EX1-2 represents a refined balance of performance and practicality for mid-volume thermal printing environments. The 203 dpi resolution and 6 ips speed combination positions this printer as suitable for operations requiring consistent output quality without sacrificing productivity. The integrated cutter configuration eliminates post-print label separation labor, streamlining workflows in high-touch environments.

Multi-protocol connectivity—spanning Ethernet, Wi-Fi, Bluetooth, and USB—provides deployment flexibility across modern enterprise networks. The 16 MB user storage capacity accommodates custom fonts and form templates typical of regulated industries. Tool-free maintenance design directly reduces operational friction during printhead replacements, a critical advantage in continuous-duty settings. Direct thermal and thermal transfer modes ensure media versatility, allowing cost optimization through direct thermal for temporary labels or thermal transfer for durability-demanding applications. The compact form factor makes it suitable for space-constrained production floors or distribution centers.

Product Documentation