Product Type | Thermal Transfer Industrial Label Printer |
Print Technology | Thermal Transfer / Direct Thermal |
Maximum Print Resolution | 300 dpi |
Maximum Print Speed | 7 inches per second (ips) |
Max Print Width | 4.27 inches |
Print Length (Max) | 450 inches |
Form Factor | Desktop |
Processor | 32-bit RISC processor |
Memory | 256MB SDRAM / 256MB Flash |
Power Supply | Internal power supply |
Power Requirements | 100–240V AC, 50/60Hz |
Control Panel | LED indicators with buttons |
Display Type | LED |
Brother TJ4120TN 300dpi 4.7" Thermal Printer with LED & LAN/USB



Key Benefits

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- High-resolution thermal printing ensures barcode and label clarity in industrial environments.
- Flexible connectivity options support seamless IT integration and workflow efficiency.
- Included 2-year Premier Warranty enhances investment security and lowers total cost of ownership.
Product Overview
The Brother TJ4120TN is a compact yet powerful thermal transfer industrial printer engineered for high-efficiency performance in demanding workflows. Featuring a 300dpi resolution, it delivers sharp, clear text and barcode printing, essential for traceability in logistics, manufacturing, and warehousing environments. The 7ips print speed ensures fast throughput without compromising on print quality.
This 4.7-inch wide printer supports multiple connectivity options including LAN, USB, Host-USB, and Serial interfaces, allowing seamless integration into existing IT infrastructures. The unit’s LED indicators offer clear visual feedback for status monitoring, enabling smooth operation and minimizing downtime. Designed for desktop deployment, the printer maintains a small physical footprint while offering industrial-grade durability.
The TJ4120TN includes a comprehensive 2-year Premier Warranty, underlining Brother’s commitment to long-term reliability. With TAA compliance and country of origin set to Taiwan, this printer is ideal for government and regulated industry use cases. The combination of performance, connectivity, and robust warranty support positions this model as a practical solution for high-volume industrial label printing applications.
Specifications
Product Overview
Wireless Features
Compliance & Origin
Country of Origin | Taiwan |
TAA Compliant | Yes |
Certifications | ENERGY STAR® certified, UL, FCC, CE |
EMC Compliance | FCC Part 15 Subpart B Class A, CE EN55032 Class A |
Advanced Security Features
Network Security | SSL, TLS, 802.1x authentication |
Access Control | Port and protocol management, password protection |
Data Encryption | HTTPS, SNMPv3 |
Interfaces
USB Interface | USB 2.0 Type-B |
Host USB Interface | USB 2.0 Host x1 (Type-A) |
Serial Interface | RS-232 Serial Port |
Ethernet Interface | 10/100 BASE-TX LAN |
Supported Interface Types | USB, Host USB, Serial, LAN |
Physical & Environmental
Dimensions (WxDxH) | 276 mm x 326 mm x 326 mm (10.9 in x 12.8 in x 12.8 in) |
Weight | 9.6 kg (21.2 lbs) |
Operating Temperature | 5°C to 40°C (41°F to 104°F) |
Storage Temperature | -40°C to 60°C (-40°F to 140°F) |
Operating Humidity | 25% to 85% non-condensing |
Storage Humidity | 10% to 90% non-condensing |
Housing Material | Die-cast aluminum frame with durable plastic cover |
Mounting Option | Desktop placement |
Cloud Management & Licensing
Remote Management | Compatible with Brother's BRAdmin Professional |
Print Management Protocols | SNMP v1/v2c/v3, HTTP/HTTPS, IPV4/IPV6 |
Included Software | Brother Printer Management Tool, BarTender UltraLite |
Driver Support | Windows, Linux, macOS |
Emulation Support | ZPL II, EPL, DPL, FBPL-EZD (ZPL, EPL, DPL commands) |