| Model | TJ4121TN |
| Width | 9.76 Inch |
| Depth | 10.79 Inch |
| Height | 17.17 Inch |
| Weight | 9.4 Kg |
| Features | Combines the leading performance, easy integration, best limited warranty, and customer support with some of the lowest costs in the industry; Outstanding features help improve versatility; Wide range of integration solutions; Complete printing solution;Designed for heavy duty use and easy to maintain; Print-and-apply solution; Share media with a mixed deployment of label printers; Shift & Print Subscription Service; Brother QuickDeploy standalone solutions |
Brother TJ4121TN 4.7" Industrial Label Printer, 300dpi, USB/LAN

Key Benefits
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- Industrial-grade build with peeler and rewinder supports high-volume, continuous operation.
- Extensive platform support and rich interface options simplify integration into varied enterprise systems.
- 2-year Premier Warranty ensures dependable long-term performance and reduced maintenance risk.
Product Overview
The Brother TJ4121TN industrial label printer delivers high-resolution, 300 dpi thermal transfer printing at speeds up to 7 inches per second, ideal for demanding environments such as warehouses and production lines. Its color touch panel offers intuitive controls, while integration is streamlined with full USB, Host-USB, LAN, and WLAN connectivity and support for major operating systems including Windows, macOS, and Linux. The built-in peeler and rewind feature is optimized for high-output workflows. With 128 MB of RAM, the printer ensures fast job handling. The compact and durable design is Energy Star and TAA compliant, backed by a 2-year Premier Warranty to support high uptime and productivity in industrial settings.
Specifications
Dimensions&Miscellaneous
Media
| Printer Color Type | Monochrome |
| Print Max Resolution ( B&W ) | 300 dpi |
| RAM / Total Installed Size | 128 MB |
| Control Panel | Touch Pad |
| Display Diagonal Size | 4.7 Inch |
System Requirements
| System Requirement | Windows 10 (32/64bit), Windows 8 (32/64bit), Windows 7 (32/64bit), Windows Vista (32/64bit), Windows Server 2012 R2, Windows Server 2012, Mac OS X 10.10.x or later, Linux Red Hat and Debian |
Service&Support
| Manufacturer Warranty | 2 Years Premier Warranty |
Special Feature
| COO | TAIWAN |
| TAA compliance | Yes |
Printer
| Printer Type | Label Printer |
| Printer Technology | Thermal |
| Printer Interface | USB host; USB; LAN; WLAN |
Networking
| Interfaces & Connections | USB, WLAN, LAN, Host-USB |
Power / Battery
| Power / Device Type | Power Supply |
| Power / Voltage Required | 100 - 240VAC 50/60Hz |
Green Product Information
| Energy Star Compliant | Y |
UNSPSC Code
| UNSPSC Code | 43212108 |
Why buy from Eye-In Technologies?
Since 2003, the Eye-In team has supplied and supported large-scale deployments coast to coast. Eye-In Technologies is our dedicated online storefront—built for easy purchasing, quote requests, and dependable follow-through. We offer US + Canada coverage, volume pricing for projects, a documented RMA process, and direct support.