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