Power adapter Dell 90W 19.5V 3.34A for compatible laptops, model 9YP7W

Dell 90W AC adapter delivers 19.5V at 3.34A to power and charge compatible laptops. This compact external power adapter provides stable voltage regulation and built-in protection against over-current and short-circuit conditions. The unit includes a DC output cable with a standard Dell connector and a detachable AC input cable for easy replacement or travel use. It is designed as a direct replacement for compatible laptop models and for situations where the original adapter is lost or unavailable.

Advantages

The adapter offers reliable power delivery with consistent 19.5V output to support both laptop operation and battery charging. Its compact form factor and detachable AC cord make it convenient for transport and storage. Built-in safety features help protect the connected device from voltage spikes and over-current events, while thermal management maintains performance under typical workloads.

Suitable for

• Replacing a lost or damaged original Dell adapter
• Providing a secondary adapter for home or office use
• Carrying as a travel spare due to its compact size
• Powering and charging compatible Dell laptops during extended use

Key specifications

• Output voltage: 19.5 V
• Output current: 3.34 A
• Power rating: 90 W
• Connector: standard Dell DC barrel connector
• Input: AC mains via detachable cable (region-dependent plug)
• Protection features: over-current and short-circuit protection, thermal management
• Form factor: compact external brick-style adapter

How to use

Connect the detachable AC input cable to the adapter and plug it into a suitable mains outlet. Insert the DC output connector into the laptop power port until it seats securely. Ensure the laptop’s charging indicator confirms charging or power status. Disconnect by removing the DC connector first, then unplugging the AC input cable from the mains. Use the adapter on a flat, ventilated surface and avoid covering the adapter while in operation.

Recommendations

Use the adapter only with laptops that accept 19.5V and up to 3.34A input; verify compatibility with your laptop model before use. Avoid exposure to moisture, extreme temperatures, and prolonged dust accumulation. If the adapter becomes unusually hot, produces a burning smell, or the output is intermittent, stop using it and inspect or replace the unit.