Fonte de alimentação para portátil Dell 180W com ficha de 7,4 mm G39N4

The Dell 180W laptop power adapter with a 7.4mm connector is designed to provide mains power and reliable battery charging for compatible Dell notebooks. Delivering up to 180 watts, this adapter supports higher-power systems and ensures consistent power delivery during intensive tasks such as multimedia editing or prolonged office use. The adapter is suitable as an original replacement or spare unit for travel, home, or workplace scenarios.

Advantages

This 180W adapter offers stable voltage and adequate wattage for high-performance laptops that require increased power. The fixed 7.4 mm DC connector ensures a secure physical fit with Dell devices that accept this size, reducing the risk of accidental disconnection. Its design focuses on consistent charging and power delivery, helping maintain system performance while charging the battery and running power-hungry applications.

Suitable for

• Charging and powering compatible Dell notebooks that use a 7.4 mm barrel connector
• Use as a replacement or spare adapter for work, home, or travel
• Powering laptops during intensive tasks such as video editing, gaming, or software compilation
• Maintaining battery charge during prolonged use or meetings away from a docking station

Key specifications

• Output power: up to 180 W
• DC connector diameter: 7.4 mm
• Input: mains AC compatible with standard household outlets
• Function: mains power supply and battery charging for compatible laptops
• Form factor: external AC adapter with attached DC cable

How to use

Connect the adapter to a suitable mains outlet using the appropriate power cord, then insert the 7.4 mm connector into the laptop's DC input jack until it seats firmly. Verify the laptop indicates charging or external power is connected. For uninterrupted performance, allow the adapter to remain connected while running power-intensive applications; disconnect by gently removing the connector from the laptop when power is no longer needed.

Recommendations

Use the adapter in environments with adequate ventilation to avoid overheating and connect it only to compatible Dell notebooks that accept a 7.4 mm connector. Inspect cables periodically for wear and replace the adapter if the cable, connector, or housing shows damage. When traveling, use the correct regional mains lead and avoid using damaged or improvised power cords.