RUGGEDJET 4235B

4-Inch Rugged Mobile Printer with Bluetooth® Wireless Technology

SKU: RJ-4235B

The RJ-4235B mobile label and receipt printer delivers the speed, durability, and connectivity needed to print labels, invoices, receipts, and more on the road. This refreshed model features Bluetooth® Dual Mode (Classic + LE) for faster data transfer and long-range printing, plus USB Type-C® connectivity for modern charging and improved data speeds. Because this model does not include a battery, it is ideal for mounted use in public sector and field service vehicles using the optional battery eliminator — printing on the go without the need for a network connection.

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A police officer prints a ticket in a patrol car using a mobile computer and printer.

Real features

  • Print 2-inch to 4-inch linerless labels at up to 5 inches per second1 print speed to increase efficiency
  • MAC and Bluetooth® address included on printer hardware and outer box for easier pairing and deployment during setup
  • Stay printing amidst demanding applications or conditions with IP54 certification for dust and moisture, plus 6.9ft drop protection2, reinforced parts, and molded rubber housing
  • Connect easily with USB Type-C®, Bluetooth®, and NFC pairing
  • Enable even greater mobility with optional accessories, including mounts and carrying cases, shoulder straps, belt clips, rechargeable Li-ion battery, in-vehicle DC adapter, 4-bay battery charger, and more3
  • Windows®, Android™, and Apple iOS® compatibility

In the box Printer, belt clip, support documents
Dimensions 6.02in x 6.26in x 2.68in (153mm x 159mm x 68mm)
Weight Without battery: 1.58lbs (717g)
With battery: 1.87lbs (850g)
Memory 256MB DRAM / 64MB Flash
Control panel 1 LED with 4 buttons
Drop protection 6.9ft (2.1m), multiple drops, under controlled environment
Sealing certification IP54
Safety UL, CE, CSA
Operating temperature / humidity Battery: -4° F to 131° F (-20° C to 55° C)
AC adapter: 14° F to 104° F (-10° C to 40° C)
Car adapter: 14° F to 122° F (-10° C to 50° C)
Charging: 32° F to 104° F (0° C to 40° C), 10% to 90% non-condensing, max wet bulb: 80.6° F
Storage temperature / humidity -4° F to 140° F (-20° C to 60° C), 10% to 90% non-condensing, max wet bulb: 113° F (45° C)
Warranty 2 Year Premier Limited Warranty

Power 15V DC 4.0A
Battery Optional rechargeable Li-ion smart battery: 7.2V, 3000mAh
Battery yield 10,000 (1.97in x 1.18in @ 11% density) labels per charge, under controlled environment with optional battery
Battery charging options AC adapter, car adapter
Battery charging time 4 hours with optional battery
Print technology Direct thermal
Resolution 203dpi
Max print speed Up to 5ips
Max print width 4.09in (104mm)
Max print length 118.1in (3m)

Communications interfaces USB-C, MFi, Bluetooth®, NFC
OS compatibility Windows®
For the most up-to-date compatibility, visit our Support Page
Print driver compatibility Windows® and Linux
For the most up-to-date compatibility, visit our Support Page
SDK support Android™ 8 to 15 or later, iOS® 15 to 18 or later
Support software P-Touch Editor, P-Touch Transfer Express, BRConfiguration Tool
Apps Print Service Plugin Support Center, PJ-673 Print, Print SDK Demo, RJ-4040 Print, Mobile Deploy, Mobile Transfer Express

Printer languages P-touch Template2.0, Raster, ESC/P
Emulations ZPL, CPCL (CPCL page print mode / CPCL line print mode)
Linear barcodes CODE 39, ITF (I-2/5) , EAN-8, EAN-13, UPC-A, UPC-E, UPC / EAN EXTENSION, CODABAR, CODE 128, GS1-128 (UCC / EAN 128), POSTNET, GS1 Databar (Omnidirectional / Truncated / Stacked / Stacked Omnidirectional / Limited / Expanded / Expanded Stacked), CODE93, MSI / Plessey, Intelligent Mail Barcode
2D barcodes QR Code (model 1, model 2, micro QR), Maxi Code, PDF417 (Standard, Truncate), MicroPDF 417, Data Matrix (Square, Rectangular), Aztec Code
Fonts ESC/P: 6 BMP & 4 Outline Fonts
P-touch Template: 4 Outline Fonts
ZPL II: 5 BMP & 1 Outline Font
CPCL: 7 BMP Fonts

Downloadable fonts available with font manager

Cutter Tear up & tear down bars
Media sensors Transmissive, reflective, continuous receipt, gap/black mark labels and tags, continuous linerless
Media type Paper and synthetic receipts, labels, tags, linerless (optional)
Media loading Drop in roll
Media roll diameter 2.28in (58mm)
Media inner core diameter Receipt: 0.50in (12.7mm)
Label: 1.00in (25.4mm)
Media width 4.49in (114mm) max
Max media thickness Receipt: 2.3mil to 3.5mil (0.058mm to 0.089mm)
Tag: 3.5mil to 5.3mil (0.089mm to 0.135mm)
Label: 3.2mil to 6.7mil (0.081mm to 0.170mm)
Download the datasheet

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Software & Drivers

Software & Drivers

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Manuals & Guides

Manuals & Guides

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Support & FAQs

Support & FAQs

Find the answers to our most frequently asked questions and troubleshooting here.

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Quick Links

Quick Links

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1 Based on performance tests using Brother certified media, actual results may vary by application.
2 Results in a controlled test environment. Actual results and performance may vary.
3 Sold separately, additional purchase required.
All specifications are subject to change without notice.