Dell 7.4mm 90W Adapter

Overview

The Dell 320-1389 is a 90W AC adapter designed to provide reliable power to select Dell laptops. It delivers a steady 19.5-volt output at up to 4.62 amperes, ensuring your device stays charged and performs optimally whether you are at home, in the office, or traveling. Its wide input voltage range of 100 to 240 volts allows for use in various regions without the need for additional converters.

Key features

• Delivers consistent 90 watts of power to keep your laptop running smoothly during intensive tasks.
• Supports a broad input voltage range, making it suitable for international travel and varying power conditions.
• 7.4 mm outer and 5 mm inner barrel connector ensures a secure fit with compatible Dell laptops, reducing accidental disconnections.
• Built-in surge and short circuit protection safeguards both the adapter and your laptop from electrical damage.
• Compact and lightweight design makes it easy to carry as a spare or replacement adapter for on-the-go use.

Key specs

• Output power: 90 watts
• Output voltage: 19.5 VDC
• Output current: 4.62 A
• Input voltage range: 100–240 VAC
• Input frequency: 50–60 Hz
• Connector size: 7.4 mm outer diameter, 5 mm inner diameter barrel

Connectivity and compatibility

This adapter is compatible with a range of Dell laptop models, including the XPS M1730 and M1530, Vostro V130 and A840, and Latitude D810, D631, 120L, and 100L. The connector size and power output are tailored to meet the requirements of these systems, ensuring stable and efficient charging without risking damage to the device.

Ideal uses and environments

The Dell 320-1389 adapter fits well in various settings such as home offices, corporate environments, and academic settings. It is a practical choice for users who need a dependable power source for daily use or as a backup charger. IT departments can also benefit from deploying this adapter across fleets to reduce downtime and maintain productivity.