DENAQ DQ-ED494AA-7450 18.5-Volt DQ-ED494AA-7450 Replacement AC Adapter for HP


Power your compatible HP laptop with this DENAQ DQ-ED494AA-7450 AC adapter and charger, which features smart technology that helps deliver the appropriate amount of energy to your device. Safety fuses offer reliable defense against power surges.


  • Compatible with select HP laptops

    Including Business Notebook NC2400, NC4400, NW9440, NX6310, NX6315, NX6320, NX6325, NX8410, NX8420 and ProBook 4510S models.

  • Charges your compatible devices

    Utilizes 65W of power and delivers a 3.5-amp output for extended use on the go; 18.5V power rating.

  • Safety fuses

    Help protect your laptop against damage caused by power surges.

  • Smart technology

    Communicates accurate information to your computer.