Name: RM2-6440 HP 110V Fuser Power Supply for Color LaserJet Pro M377 M477 M452
Brand: HP
SKU: RM2-6440
Price: 105.58 USD
Availability: InStock
Rating: 4.8 (130 reviews)

Product Overview
The RM2-6440 HP Fuser Power Supply (110V) powers the fuser in select HP Color LaserJet Pro models, ensuring the printer can properly fuse toner onto paper. It fits into the printer’s fuser assembly and supports stable electrical delivery required for consistent printing. This component is a common replacement part used to keep these printers functioning reliably in office and professional settings.

General Information
Brand	HP
Part Number	RM2-6440
Product Type	Printer Power Supply
Condition	Refurbished

Technical Information
Input Voltage	110V AC
Input Frequency	50-60 Hz
Hot Swappable	No
Redundant Support	No
Cooling Type	Passive
Modularity	Non-Modular

Compatibility
Form Factor	Proprietary
Compatible For	HP Color LaserJet Pro MFP M477, M452, M377 series

Physical Characteristics
Weight	3.00

Certifications and Environmental
Compliance Standards	WEEE, RoHS

Product Description
This RM2-6440 fuser power supply provides the necessary electrical power to the fuser component of HP Color LaserJet Pro M377, M477, and M452 series printers. The fuser unit is responsible for bonding toner to paper by applying heat and pressure, and this power supply ensures it receives stable energy for that process. Often found in office settings and workgroups where reliable color printing is a must, this part is crucial for IT personnel and printer technicians who maintain and repair these models. It helps keep the machines running smoothly and avoids print defects related to fuser issues. Key Features Delivers 110V power tailored to the fuser’s requirements Compatible with multiple Color LaserJet Pro models Supports consistent heating for sharp, clear prints Easy to install replacement part Durable build for extended service life This power supply unit is typically installed during maintenance or repair to restore printing quality. It helps printers consistently produce crisp text and vibrant color output by powering the fuser properly. In environments like offices and print shops, it plays a vital role in minimizing downtime and maintaining output standards.

Use Cases
The RM2-6440 HP Fuser Power Supply (110V) is integral in technical environments where HP Color LaserJet Pro M377, M477, and M452 printers operate under consistent workload demands. IT departments in SMBs and branch offices rely on this component to maintain print fidelity and reduce downtime during high-volume print cycles. How It's Used: In small to medium business (SMB) offices requiring reliable daily document processing and print quality maintenance. Within corporate branch locations where color printing supports administrative and marketing collateral production. In print service providers handling moderate batch printing tasks that demand stable fuser performance. For remote or decentralized office setups where minimizing equipment failures improves operational efficiency. In managed print services environments to ensure seamless replacement and upkeep of fuser power components. By ensuring precise electrical delivery to the fuser assembly, this power supply enhances printer durability and print consistency. It supports operational reliability in environments where uninterrupted color laser printing is critical for business workflows.