Power adapter Dell 90W 19.5V 3.34A MPN 15NG6 for compatible laptops

The Dell 90W AC adapter provides a regulated 19.5V DC output at 3.34A to power and charge compatible Dell laptops and portable devices. Intended as a replacement or spare for an original power supply, this adapter features a standard AC input, integrated cable with DC plug, and built-in safety protections to support reliable operation in home, office, and travel environments.

Advantages

This power adapter delivers stable voltage and current for consistent laptop performance and battery charging. Compact design and moderate weight make it suitable for portability and storage in laptop bags. Over-voltage, over-current and short-circuit protections help safeguard connected devices. The adapter uses common connector compatibility with many Dell models, enabling straightforward replacement or backup without modifying the host device.

Suitable for (tasks / use cases)

• Replacing a lost or damaged laptop power supply
• Keeping a spare adapter for travel or commuting
• Using as an office or home secondary power source
• Powering compatible portable devices that accept 19.5V/3.34A input

Key specifications

• Output voltage: 19.5 V DC
• Output current: 3.34 A
• Rated power: 90 W
• Input: AC mains standard input suitable for typical household and office outlets
• Connector type: standard Dell-style DC plug for compatible laptops
• Protections: over-voltage, over-current, short-circuit protection
• Use environment: indoor use; suitable for home, office, and travel

How to use

Connect the adapter to a mains outlet using the included AC cable, then insert the DC plug into the laptop's power port until it seats securely. Confirm the device indicates charging or external power. When disconnecting, first remove the DC plug from the laptop, then unplug the AC cable from the wall. Allow the adapter to cool before storing and avoid placing it on soft surfaces that can block ventilation during operation.

Recommendations

Use only on devices that accept the specified 19.5V and up to 3.34A input. Verify connector compatibility and polarity before first use. Avoid exposure to moisture, extreme temperatures, and heavy mechanical stress on cables or connectors to maintain safe and reliable operation.