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May 24th, 2018 15:00

Power supply model numbers

Looking for info to decipher the model numbers on Power Supplies (L255AS-00 vs AC180ES-01 ).  The first letter or letters I figure is the manufacturer since the L all have Lite-on logos. The next 3 digits are the watts.  The next 2 letters look like it may be the form factor or configuration of the power supply.  The last 2 digits after the hyphen I figure is the version.   

Is that all correct? 

My second question is how to I determine which power supplies will work for which computers.

Is there a list that will show compatible power supplies.  Like are the AC255AS-00 interchangable with AC255ES-00 or AC255AS-01?  We get a lot of use computers and some times the computers have 1 bad part (CPU, Mem, PSU) and the rest is good.  It would be nice to know how we can use the power supplies in another computers or replace them with a compatible model already on hand.

Community Manager

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May 25th, 2018 07:00

 

There is not an external database. In our internal database, we do not use those manufacturer numbers. We use the Dell OEM 5 digit part numbers which are then assigned to specific Dell Optiplex models.

11 Legend

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47K Posts

May 25th, 2018 14:00

  • Dell R7PPW OptiPlex 3020 T1700 SFF AC255AS-00 255w Power Supply

  • Dell Optiplex 3040 ,5040 ,7040 Inspiron 3650 ,3656 Precision 3420 Computer Power Supply - 180W Version  ac180ES
    Part #: 9XD51

11 Legend

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47K Posts

May 25th, 2018 14:00

There aren't upgrades for SFF and USFF models 

 

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