Dell 180W AC Adapter for Precision, Alienware & Inspiron Laptops

Overview

The Dell N7MWW is a 180 watt AC adapter designed to provide reliable and consistent power to Dell Precision, Alienware, and Inspiron laptops. It delivers a steady 19.5 volt DC output through a 7.4 mm by 5.0 mm barrel connector, ensuring your laptop can run at full performance while charging the battery. With support for input voltages from 100 to 240 volts AC, this adapter is suitable for use in most regions worldwide when paired with the appropriate plug adapter.

Key features

• High 180 watt power output supports demanding tasks such as 3D rendering, gaming, and multimedia editing without performance drops
• Compatible 7.4 mm x 5.0 mm barrel connector fits a wide range of Dell Precision, Alienware, and Inspiron laptop models
• Wide input voltage range (100 to 240 V AC) allows for global use with the correct plug adapter, ideal for travelers and remote workers
• Stable 19.5 V DC output ensures consistent power delivery to maintain system performance and battery charging simultaneously
• Built-in electrical and thermal safeguards protect your laptop from voltage fluctuations and overheating, enhancing safety and longevity
• One year limited warranty provides peace of mind and support from Dell for everyday use

Key specs

• Power output: 180 watts
• Output voltage: 19.5 volts DC
• Connector type: 7.4 mm x 5.0 mm barrel
• Input voltage range: 100 to 240 volts AC
• Compatibility: Dell Precision, Alienware, and Inspiron laptops
• Warranty: One year limited warranty

Connectivity and compatibility

This adapter connects via a 7.4 mm by 5.0 mm barrel plug, a common standard for many Dell laptop models. It supports a broad range of Dell Precision mobile workstations, Alienware gaming laptops, and Inspiron notebooks, making it a versatile power solution for users with multiple Dell devices or those upgrading their power supplies.

Performance and reliability

Designed to handle high power demands, this adapter ensures your laptop can operate at peak performance without throttling, even during intensive tasks like gaming or professional rendering. Its built-in safeguards protect against electrical surges and overheating, which helps maintain the longevity of both the adapter and your laptop. This makes it a dependable choice for daily use in offices, classrooms, or home environments.

Ideal uses and environments

The Dell N7MWW adapter is well suited for professionals who rely on Precision workstations for complex modeling, gamers who need stable power for Alienware systems, and students or remote workers using Inspiron laptops for extended sessions. Its global voltage compatibility also makes it a practical option for users who travel frequently and need a reliable power source worldwide.