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Rectangular grey duplexer unit for LaserJet 4240 4250 4350

HPE

HPE LaserJet 4240/4250/4350 Duplexer Assembly Q2439B

SKU CH-BZ86-PN0XW

Adds automatic two-sided printing to LaserJet 4240, 4250 and 4350 printers

  • Product SortPrinter Accessories
  • Product TypeOther Accessories
  • Automatic two-sided printing on supported LaserJet models
  • Restored to original HPE specifications for reliable operation
  • Compatible with 4240, 4250 and 4350 series printers
  • 90-day depot warranty included for peace of mind
  • Professionally packed to arrive ready for installation

HPE LaserJet 4240/4250/4350 Duplexer Assembly

This optional duplexer assembly enables automatic two-sided printing for compatible HPE LaserJet printers. It is designed for owners of the 4240, 4250 or 4350 series who want to add duplex capability to their existing device. The unit is supplied new and integrates directly into the printer.

Suitable for 4240, 4250

This part fits the listed LaserJet models including the 4240n, 4250DTN, 4350N and other variants in the series. It is not for printers outside the 4240, 4250 or 4350 families. Buyers needing duplex for a different printer model should look elsewhere.

Part number Q2439B confirms compatibility

The manufacturer part number Q2439B is the single identifier that determines whether this duplexer matches your printer. Verify this number against your printer's documentation before purchasing to ensure correct fit.

Highlights

  • Automatic two-sided printing on supported LaserJet models
  • Restored to original HPE specifications for reliable operation
  • Compatible with 4240, 4250 and 4350 series printers
  • 90-day depot warranty included for peace of mind
  • Professionally packed to arrive ready for installation

Specifications

Product SortPrinter Accessories
Product TypeOther Accessories

Questions about this item

Does the duplexer assembly overheat or make noticeable noise when the LaserJet 4250 runs continuous double-sided jobs all day?

The unit is restored to OEM specifications and designed for the same duty cycle as the original factory duplexer, so heat and acoustic output remain within the printer's normal operating range.

Which printer models must I already own for this Q2439B duplexer to install and function?

It fits HPE LaserJet 4240, 4240n, 4250, 4250DTN, 4250DTNSL, 4250N, 4250TN, 4250Xi, 4350, 4350DTN, 4350DTNSL, 4350N, 4350TN and 4350Xi printers.

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