   
Universal Laptop Power
Adapter
Purchasing a universal laptop
power cord is another popular option. These power adapter
are designed to work with many brands of laptop
computers.
Unlike purchasing an identical
replacement, buying a universal adapter requires a little more
research to be sure the new power cord will be compatible with
your laptop. You will need to consider the following
before purchase:
Voltage
Assuring the new adapter has
the correct voltage for your laptop is very important.
Most universal adapters have numerous voltage settings that can
be changed - normally with a switch.
Adapter
Tips
You need to be sure the
universal power cord has a plug that fits your laptop
exactly. They usually come with several interchangeable
tips that fit various brands of laptops. The brands and
sometimes the models of laptop are usually listed on the
packaging. This is very important because without the
proper tip, your laptop will not charge like it is supposed
to.
Wattage
Check the wattage of the
adapter. It should not be greater than the wattage of the
adapter that you are replacing. Lower wattage is normally
OK, it just takes longer to charge the batteries on your
laptop.
Protection From
Overload
It is always good to verify
that the universal laptop power cord has electrical protection
built in. Most of the newer adapters have protection
from power spikes, overloads and short circuits. Some now
have a fuse which offers even more protection.
Other
Features
Several additional features
are available on newer power adapters. Depending on your
situation, these may or may not matter to you. Some of
these are:
- USB plugs for charging
other devices like cell phones, MP3 players,
etc.
- Car and plane adapters so
you can charge while traveling.
- Capabilities for
international power so you can use in other
countries.
The
universal laptop power cord is an excellent
choice for many. Just be sure and check that
specifications before buying.
Dell Laptop Power Cord
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