Dell 90W 7.4mm 4.5mm AC Adapter

Overview

The Dell 492-BBHG is a 90-watt AC adapter designed to provide reliable power to compatible Dell laptops. It features a versatile dongle that switches between 7.4mm and 4.5mm connector sizes, making it suitable for multiple laptop models. With a 6-foot power cord and a 3-prong North American plug, this adapter fits well in home, office, or travel setups where a dependable power source is needed.

Its LED ring on the DC connector clearly indicates charging status, helping you monitor power at a glance. The included rubber strap keeps the cable organized, reducing clutter and making it easier to pack for on-the-go use.

Key features

• Delivers 90 watts of power to support both charging and laptop operation efficiently
• Includes a dongle that allows switching between 7.4mm and 4.5mm connector sizes for broad compatibility
• Equipped with a 6-foot power cord and a 3-prong plug designed for North American outlets
• LED ring on the DC connector provides a clear visual indicator of power status
• Rubber strap helps keep the cable neatly organized for easy storage and transport
• Tested and qualified by Dell to ensure seamless compatibility and reliable performance

Key specs

• Power output: 90 watts
• Connector sizes: 7.4mm and 4.5mm (switchable via dongle)
• Power cord length: 6 feet
• Plug type: 3-prong North American
• Indicator: LED ring on DC connector

Connectivity and compatibility

This adapter is designed specifically for Dell laptops that require either a 7.4mm or 4.5mm barrel connector. The included dongle makes it easy to switch between these sizes without needing multiple chargers. Its 3-prong plug fits standard North American outlets, making it suitable for use in homes, offices, or while traveling within the region.

Ideal uses and environments

The Dell 492-BBHG works well as a backup charger for users who want to keep a power source at their desk, in a laptop bag, or at a secondary workspace. It is a practical choice for professionals, students, or anyone who needs a portable and reliable way to keep their Dell laptop powered without carrying the original charger everywhere.