myVolts
myVolts 19V 3.42A 65W AC Adapter 5.5*2.5mm for Asus AR5B95 B50 B50A K42F K42F-A2B K501 K501ij K50IJ
65 W 19 V 3.42 A AC adapter with 5.5 mm × 2.5 mm tip and US power cord for listed Asus models
- Delivers 65W at 19V 3.42A for reliable laptop charging
- Accepts worldwide 100-240V 50/60Hz input with 1.5A draw
- Fits 5.5mm x 2.5mm DC connector used by listed Asus models
- 100% OEM compatible replacement for original Asus power supplies
- Includes US-plug power cable for immediate desktop use
AC Adapter for Asus Laptops
This 65 W AC adapter delivers 19 V at 3.42 A and accepts 100-240 V input for worldwide use. It is built as a direct replacement for a long list of Asus models including the K42F, K50IJ, K52F, K60IJ, K70i, K72F, P50ij, R1F, U43F, U50A, U50F, U52F-BBL5, U52F-BBL9, UL30A, UL50, UL50A, UL80V and Z9. The 5.5 mm by 2.5 mm barrel connector matches the original port on each supported notebook.
Thermals Noise and Power Draw
The unit operates from a standard 1.5 A mains supply at 50/60 Hz and converts it to the regulated 19 V DC output required by the laptop. In normal charging use it runs silently with no moving parts and maintains a stable voltage without audible coil whine. Heat dissipation is handled through the enclosure surface and stays within expected limits for a 65 W external supply.
Sustained Load Behaviour
Under continuous full-load charging the adapter maintains its rated 65 W output without voltage droop or thermal shutdown. The wide 100-240 V input range ensures consistent performance across different regional mains conditions. It is not suited for devices that require a higher wattage or a different connector size.
Highlights
- Delivers 65W at 19V 3.42A for reliable laptop charging
- Accepts worldwide 100-240V 50/60Hz input with 1.5A draw
- Fits 5.5mm x 2.5mm DC connector used by listed Asus models
- 100% OEM compatible replacement for original Asus power supplies
- Includes US-plug power cable for immediate desktop use
Specifications
No published specifications for this item yet.
Questions about this item
How do I connect the 5.5*2.5 mm DC plug and what mistake should I avoid?
Align the 5.5 mm outer and 2.5 mm inner diameters, push the plug straight in until it seats fully; forcing it at an angle bends the centre pin and breaks the connection.
Which part will need replacement first during long-term use?
The detachable US power cord wears at the mains plug and IEC connector; the adapter brick itself has no user-serviceable parts and runs until the internal capacitors age out.
What limit appears first when the adapter runs at full 65 W continuously?
The 1.5 A input rating at 100 V means the unit draws near its maximum AC current; sustained 65 W output pushes the input components to their thermal ceiling before the DC side saturates.
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