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Compact rectangular mobile label printer in black ruggedised housing with moulded rubber edges and a front paper slot

Brother

Brother RJ4235BL 4-inch rugged mobile label printer

SKU CH-ZFW7-NTQ0E MPN RJ4235BL

A mobile thermal printer producing labels and receipts up to four inches wide with IP54 dust and moisture resistance plus 6.9 ft drop protection

  • Print TechnologyThermal
  • Printer TypeMobile
  • FeaturesThe RJ-4235B-L mobile label and receipt printer delivers the
  • Print labels and receipts up to 5 inches per second for fast mobile output
  • IP54 dust and moisture rating plus 6.9ft drop protection for rugged field use
  • USB Type-C, Bluetooth and NFC pairing for quick device connection
  • Smart Li-ion battery lasts a full shift with status indicator for reliable power
  • Compatible with Windows, Android and iOS for flexible deployment

Rugged 4-inch mobile label printer

The Brother RJ4235BL is a direct-thermal mobile printer built for field workers who need to produce labels, receipts or invoices up to four inches wide while on the move. Its IP54-rated housing and 6.9ft drop protection let it survive dust, moisture and rough handling in vehicles or outdoor sites. Bluetooth dual-mode, USB-C and NFC give flexible pairing with phones, tablets or laptops. A smart Li-ion battery supports a full shift of printing.

Suits mobile crews needing durable on-site output

This printer fits delivery drivers, utility technicians and retail staff who must print receipts or compliance labels at the point of activity. It is not suited for stationary high-volume shipping desks that need continuous roll feed, nor for offices that require colour graphics or laser-quality text. Buyers who need a fixed desktop unit or networked print server should look elsewhere.

4-inch direct-thermal print width

The maximum media width of four inches determines whether the RJ4235BL can handle the label or receipt formats your workflow demands. If your documents are wider, this model cannot print them; if they fit within four inches, the printer meets that core requirement.

Highlights

  • Print labels and receipts up to 5 inches per second for fast mobile output
  • IP54 dust and moisture rating plus 6.9ft drop protection for rugged field use
  • USB Type-C, Bluetooth and NFC pairing for quick device connection
  • Smart Li-ion battery lasts a full shift with status indicator for reliable power
  • Compatible with Windows, Android and iOS for flexible deployment

Specifications

BrandBrother Mobile Solutions
ModelRJ4235BL
Part NumberRJ4235BL
Print TechnologyThermal
Printer TypeMobile
FeaturesThe RJ-4235B-L 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. The included rechargeable smart Li-ion battery makes it easy for mobile workers to print in-vehicle or on the go — without the need for a network connection.
Shipping weight1.29 kg
Package size254 × 191 × 127 mm

Questions about this item

What media widths does the RJ4235BL accept so I know which label rolls to buy?

The RJ4235BL prints labels and receipts from 2-inch up to 4-inch wide, matching the roll sizes listed for this model.

Will the Bluetooth Dual Mode (Classic + LE) on the RJ4235BL pair with my existing Android handheld scanner?

Yes, the RJ4235BL supports Windows, Android, and Apple iOS, so it pairs with Android scanners using either Classic or Low Energy Bluetooth.

How can I confirm the smart Li-ion battery is charging correctly after I connect the USB Type-C cable?

The battery status indicator on the RJ4235BL shows charge level, letting you verify the smart Li-ion battery is charging when the USB Type-C cable is connected.

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