My company manufacturers external high capacity disk drive systems
(computer peripherals) which are shipped worldwide. 

North American shipments include an ac-dc direct plug-in power supply.
International shipments include an ac-dc "desk-top" power supply along
with the appropriate detachable cord set.  All the power supplies we use
are UL-Listed, TUV, CSA, and SAA certified.  Cordsets carry all the
appropriate certifications/approvals.

There have been some grumblings internally because of the many
international system "configurations" that must be maintained due to the
number of different cord-sets.  Depending on where a particular drive is
being sent dictates the type of cord set that is included.  This introduces
additional control, inventory, and warehousing problems.

One suggestion that has been made is to ship one style of cord (or
power supply) with  several different plug adapters.  Then we wouldn't
have to worry so much about what power cord goes with what drive.  
For example, in South America the direct plug-in power supply could be
provided along with the Euro and Australian style plug adapters.
In Europe, the "desk-top" power supply and Euro-style cord-set could be
provided along with a UK style plug adapter.

I am not comfortable with this at all and am hoping that some of you out
there have had some experience with these types of plug adapters.  My
questions/concerns are:

* How can the connection to the AC mains be ensured when using a
plug adapter?   
* One company claims they have a UL recognized plug adapter. 
However, I can't find anything more with regards to safety certifications.
I don't think TUV will even certify this type of adapter.  What about the
other agencies?
* Does anyone have any additional recommendations to help
accommodate the various worldwide plug styles?  I got to believe others
have gone through this same "dilemma".  
* How "acceptable" is it to provide a product without a cord and just
have the user procure the cord set applicable for their particular
country?
* Is anyone aware of other manufacturers that include plug adapters
with their products?
* Which is worse?  Providing the direct plug-in power supply with plug
adapters, or providing the "desk-top" power supply and detachable cord
set with plug adapters.

Any and all information is appreciated as I am once again in the
unenviable position of potentially squashing another brilliant marketing
idea.  Maybe I'm making a big deal out of nothing, but as soon as
someone starts changing the product interfaces with the AC-mains I get
a little nervous.

Thanks,

Craig Hensley
Iomega Corp.
Roy, UT.



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