Alimentatore Dell YY20N 90W 19.5V 4.62A per laptop

The AC Adapter Dell YY20N 90W 19.5V 4.62A for laptops provides stable power delivery to compatible Dell notebook models. This adapter supplies up to 90 watts at 19.5 volts and 4.62 amperes, enabling charging and operation of laptops that require this specification. It is intended as a replacement or spare power supply for everyday use at home, in the office, or while travelling, and incorporates built-in protection against overcurrent and short circuits to support safe charging.

Advantages

This Dell AC adapter offers consistent voltage and current output to maintain laptop performance while charging. Its compact form factor and standard connector make it easy to replace original adapters or keep as a spare. Integrated protection features help reduce the risk of damage from electrical faults, and the adapter is optimized for continuous use during typical computing tasks.

Suitable for

• Replacing a lost or damaged Dell laptop power adapter
• Using as a spare adapter for travel or multi-location use
• Powering and charging laptops during office work or remote work
• Temporary replacement during repair or maintenance of the original charger

Key specifications

• Output power: 90 W
• Output voltage: 19.5 V
• Output current: 4.62 A
• Connector type: standard Dell laptop barrel connector (compatible with models requiring 19.5V/4.62A)
• Protection: built-in overcurrent and short-circuit protection
• Application: AC mains powered external power adapter for portable laptops

How to use

Connect the adapter to an AC mains outlet using the included power cable, then insert the connector into the laptop power jack until it seats securely. Verify the laptop indicates charging and that the power LED (if present on the laptop) is active. Use the adapter on a stable, flat surface and avoid placing it under heavy objects or in confined spaces that restrict ventilation. Disconnect the adapter from the mains when not in use or during lightning storms.

Recommendations

Use the adapter with compatible Dell laptops requiring 19.5V and up to 4.62A; avoid forcing incompatible connectors into the laptop power port. For extended continuous use, ensure adequate ventilation and periodically inspect the cable and connector for wear or damage. Replace the adapter if any overheating, frayed wiring, or intermittent charging occurs.