E-buy AC adapter 65W 18.5V 3.5A for HP DV4020
A 65W AC adapter delivering 18.5V at 3.5A with a 1.7 mm by 4.8 mm connector for HP DV4020 laptops, including the AC power cord
- Power adapter voltage18.5 V
- Power adapter current3.5A
- Power adapter wattage65 W
- 65W output powers compatible HP DV4020 models
- 5V 3.5A DC matches original charger spec
- 100-240V 50-60Hz input works worldwide
- 7mm ID 4.8mm OD tip fits DV4020 port
65 W AC adapter for HP DV4020
This 65 W power supply delivers 18.5 V at 3.5 A for HP DV4020 series notebooks. It accepts 100 to 240 V input at 50 or 60 Hz and includes an AC power cord. The barrel connector measures 1.7 mm inner and 4.8 mm outer diameter.
Suits owners replacing a lost or faulty charger
Buyers needing a different voltage, higher wattage or a USB-C connector should look at another adapter. This unit is fixed at 18.5 V and 65 W with the stated barrel size.
How it compares
Measured against everything we stock in Laptop Chargers & Batteries, at today’s prices. Recalculated every night.
- Price $16.99
- Cheaper than about 78% of the 27,790 comparable items (median $30.99).
Specifications
| Power | |
|---|---|
| Power adapter voltage | 18.5 V |
| Power adapter current | 3.5A |
| Power adapter wattage | 65 W |
Questions about this item
What connector size does this adapter need on my laptop?
The tip measures 4.8 mm outer diameter and 1.7 mm inner diameter, matching the HP DV4020 charging port.
Will this 65 W unit run an older HP model that originally shipped with a lower-wattage charger?
Yes, the adapter delivers 18.5 V at 3.5 A up to 65 W, so it safely powers models rated for less current at the same voltage.
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