SATO FX3 203dpi Specialty Thermal Printer – WWFX31241-NCN

The SATO FX3 203dpi specialty thermal printer is a compact, enterprise-grade labeling solution engineered for high-volume production environments. The WWFX31241-NCN delivers reliable direct thermal printing at 6 inches per second with 203 dpi resolution, making it ideal for crisp barcode generation, shipping labels, and compliance marking. Built with a rugged, anti-microbial casing and IPx2 splash resistance, this printer is designed to withstand demanding warehouse and manufacturing conditions while maintaining consistent output quality.

Key Features

203 dpi resolution at 6 ips for sharp, scannable barcodes and text

3.15" maximum print width with support for 1" and 1.5" media cores

Direct thermal printing mode for cost-effective label production

7" full-color touchscreen with day/night display modes for intuitive, PC-less operation

Tool-free printhead and platen roller replacement to minimize maintenance downtime

Anti-microbial, slip-resistant casing with IK06 vandal rating and IPx2 splash protection

Multi-connectivity: Ethernet, Wi-Fi, Bluetooth, and USB for flexible deployment

Supports media rolls up to 5.3" outer diameter with 984 ft ribbon capacity

HTTPS encryption for secure network communication

Technical Specifications

Resolution: 203 dpi

Print Speed: 6 inches per second

Max Print Width: 1.10" (3.15" media compatibility)

Memory: 512 MB Flash, 256 MB SDRAM, 256 MB user storage

Connectivity: Ethernet, Wi-Fi, Bluetooth, USB

Display: 7" full-color touchscreen with day/night modes

Dimensions: 5.19" × 8.875" × 6.3125"

Weight: 5.0 lbs (2.3 kg)

Power: AC Adapter or Li-ion Battery (1950 mAh, 14.4V)

Operating Temperature: 41°F to 104°F (5°C to 40°C)

Durability: IPx2 splash-proof, IK06 vandal rating

Ideal Applications

High-volume shipping and logistics label printing

Manufacturing part identification and product tracking

Warehouse inventory management and routing labels

Healthcare, pharmaceutical, and compliance labeling

Retail and point-of-sale label generation

Karl Wilson

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

The SATO FX3 series is purpose-built for organizations requiring portable yet industrial-strength label printing. The 203 dpi resolution strikes an optimal balance between output quality and speed—sufficient for most enterprise barcode applications while maintaining the 6 ips throughput necessary for high-volume operations. The combination of direct thermal capability, compact form factor (5 lbs), and flexible power options (AC or battery) makes this unit exceptionally versatile for both fixed installations and mobile deployment scenarios.

The 7" touchscreen with day/night display modes is particularly valuable in varied lighting conditions, eliminating the need for external systems to control label formatting or queue jobs. HTTPS encryption and multi-protocol connectivity (Ethernet, Wi-Fi, Bluetooth, USB) ensure this printer integrates seamlessly into modern managed printing environments while maintaining data security. The tool-free printhead design and IPx2/IK06 durability ratings reflect SATO's focus on reducing total cost of ownership through simplified maintenance and extended operational life in challenging industrial settings.

Product Documentation