Product Type | Mobile Printer |
Printer Technology | Direct Thermal |
Color Capability | Monochrome |
Form Factor | Portable |
Maximum Print Width | 4.09 in (104 mm) |
Maximum Print Length | 118.1 in (3 m) |
Maximum Print Resolution | 203 dpi |
Maximum Print Speed | Up to 5 ips |
Media Types Supported | Paper and synthetic receipts, labels, and tags |
Memory | 256 MB RAM |
Weight | 1.58 lbs. |
Power Requirements | 15V DC 4.0A |
Power Supply Type | AC Adapter |
Battery Type | Lithium-ion |
Battery Capacity | 7.2V, 3000mAh |
Brother RJ4230B RuggedJet 4" Mobile Direct Thermal Printer



Key Benefits

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- Versatile media support allows for flexible usage in logistics, warehousing, and field operations
- Multiple connectivity interfaces (USB, Bluetooth, NFC) enable seamless device integration in mobile workflows
- Rugged yet lightweight build with industry-standard language support (including ZPL/CPCL) ensures minimal downtime and high adaptability
Product Overview
The Brother RJ4230B RuggedJet is a high-performance 4-inch mobile direct thermal printer built for field professionals. With Bluetooth, USB, and NFC connectivity, the printer offers versatile integration capabilities for mobile and Windows systems. It supports multiple media types, achieving speeds up to 5ips at 203 dpi resolution and a max print width of 4.09 inches. Compatible with ZPL/CPCL and other printer languages, it ensures seamless software and hardware integration in various B2B environments. Its lightweight 1.58 lbs. design and rugged construction make it ideal for logistics, retail, and field service applications. Includes 2-Year Premier Warranty and belt clip; battery sold separately.
Specifications
Product Overview
Wireless Features
Wireless Technology | Bluetooth 2.1 + EDR |
NFC Pairing Support | Yes |
Compliance & Origin
Country of Origin | China |
TAA Compliant | No |
Manufacturer Warranty | 2-Year Premier Limited Warranty |
Advanced Security Features
Secure Connectivity Options | Bluetooth MFi, NFC secure pairing |
Interfaces
USB Interface | USB 2.0 |
Bluetooth Interface | Bluetooth with MFi support |
NFC Interface | Yes |
Connectivity Technology | Wireless - Bluetooth |
Interfaces & Connections | USB, Bluetooth, NFC, MFi |
Physical & Environmental
Width | 6.02 in |
Depth | 6.26 in |
Height | 2.68 in |
Cutter Type | Tear bar (up & down) |
Cloud Management & Licensing
Supported OS | Windows |
Management Interface | Printer onboard controls and Windows driver tools |
Print Language Support & Fonts
Supported Printer Languages | ZPL, CPCL, ESC/P, Raster, P-touch Template |
Fonts Included | ESC/P, P-touch Template: 3 BMP & 4 Outline Fonts; ZPL: 1 BMP & 1 Outline Font; CPCL: Standard Script, OCR-A, Unison, Manhattan, MICR, Warwick |