Computer Parts 854116-850 45W Ac Power Adapter 4.5mm

Product Description

The COMPUTER PARTS 854116-850 is a 45-watt AC power adapter designed for notebook and laptop computers. It delivers regulated DC power to compatible systems and features a 4.5mm barrel connector for a secure, low-resistance connection. The non-power-factor-corrected (NPFC) design is standard for compact adapter applications in this wattage class. This unit is intended for wall-mount or desktop-adjacent use and is typically installed or replaced by IT technicians, bench repair shops, or field service professionals handling mobile computing equipment.

This adapter is suited for use in commercial, educational, and light industrial environments where compatible laptop or notebook systems require a replacement or spare AC power source. The 4.5mm connector size and 45W output rating are common in slim-profile notebook designs. Verify connector polarity and voltage output against the original equipment specifications before installation.

Key Features

• 45-watt output rating for compatible notebook power requirements
• 4.5mm barrel connector for direct equipment interface
• Non-power-factor-corrected (NPFC) design standard for this adapter class
• Compact form factor suitable for wall-mount or desktop use

Compatibility

Designed as an OEM-style replacement power adapter for compatible notebook and laptop computers using a 4.5mm DC input connector and a 45W power requirement. Confirm system input voltage and polarity before installation.

Installation Notes

Installation and replacement of AC power adapters should be performed by a qualified technician familiar with low-voltage DC power systems. Power down and disconnect the host device from all power sources before swapping adapters. Verify output voltage, current rating, and connector polarity match the original equipment specifications. Do not force the connector if resistance is felt during insertion.

Technical Specifications

• Output Power: 45 watts
• Connector Size: 4.5mm barrel
• Power Factor Correction: Non-power-factor-corrected (NPFC)

Standard Information

• Brand: COMPUTER PARTS
• Manufacturer Part Number: 854116-850