Fuser Assembly HP LaserJet Pro 400 M401 220V

The HP Fuser Assembly 220V (MPN RM1-9189-000CN-RFB, EAN 5712505697276) is a genuine replacement component designed for the HP LaserJet Pro 400 M401 series. This fuser unit completes the fusing stage of the printing process by applying heat and pressure to bond toner to paper, delivering consistent, durable prints. The assembly is intended for 220V power environments and meets HP specifications for fit and function to preserve print quality and reliable operation.

Advantages

This HP fuser assembly provides stable temperature control and uniform pressure across the paper path to reduce smudging and improve toner adhesion. As an original-equipment part, it is compatible with the LaserJet Pro 400 M401 and helps maintain factory print performance and duty cycle. The unit is designed for straightforward replacement to minimize printer downtime and extends the useful life of the device when installed and maintained according to manufacturer guidance.

Suitable for

• Repairing or refurbishing HP LaserJet Pro 400 M401 printers operating on 220V
• Restoring consistent print quality where toner fusing issues occur
• Preventive maintenance in office environments with moderate to high print volumes
• Technicians and service centers replacing worn or failed fuser units

Key specifications

• Brand: HP
• Model compatibility: LaserJet Pro 400 M401
• MPN: RM1-9189-000CN-RFB
• EAN: 5712505697276
• Voltage: 220V
• Function: Fuser assembly — melts and bonds toner to paper

How to use

Power off the printer and disconnect it from the mains before beginning any replacement. Allow the device to cool if it was recently used. Open the printer access panels according to the LaserJet Pro 400 M401 service instructions, remove the old fuser assembly by releasing the retaining screws or clips, and carefully extract it from the paper path. Install the HP Fuser Assembly 220V in the correct orientation, secure it with the original fasteners, close access panels, and reconnect power. After installation, run a printer self-test or calibration cycle to verify proper operation and print quality.

Usage recommendations

Use only genuine or manufacturer-equivalent parts that match the printer model and voltage requirements. Follow HP service guidelines for disposal of the old fuser and any packaging. For best results, perform periodic maintenance checks, replace the fuser when print defects such as streaks, smearing, or incomplete fusing appear, and ensure the printer is operated on a stable 220V supply.