ADVANCED ENERGY INDUSTRIES INC (Form: SC 13G/A, Received: 01/10/2001 14:30:33)

Check the appropriate box to designate the rule pursuant to which this
Schedule is filed:
[X] Rule 13d-1(b)
[ ] Rule 13d-1(c)
[ ] Rule 13d-1(d)

*The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

1 NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
Capital Group International, Inc. 95-4154357

6 SHARED VOTING POWER NUMBER OF SHARES NONE BENEFICIALL Y OWNED BY
7 SOLE DISPOSITIVE POWER EACH REPORTING 3,151,600 PERSON WITH:

10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
(SEE INSTRUCTIONS)

1 NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
Capital Guardian Trust Company 95-2553868

6 SHARED VOTING POWER NUMBER OF SHARES NONE BENEFICIALL Y OWNED BY
7 SOLE DISPOSITIVE POWER EACH REPORTING 2,817,100 PERSON WITH:

10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
(SEE INSTRUCTIONS)

Item 1(b) Address of issuer's principal executive offices:
1625 Sharp Point Drive
Fort Collins, Colorado 80525

Item 2(a) Name of person(s) filing:
Capital Group International, Inc., Capital Guardian Trust Company

Item 2(b) Address or principal business office or, if none, residence:
11100 Santa Monica Blvd.
Los Angeles, CA 90025

Item 3 If this statement is filed pursuant to sections 240.13d-1(b) or
240.13d-2(b) or (c), check whether the person filings is a:
(b) [X] Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).
(g) [X] A parent holding company or control person in accordance with section 240.13d-1(b)(1)(ii)(G).

Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.

(a) Amount beneficially owned:
(b) Percent of class:
(c) Number of shares as to which the person has:
(i) Sole power to vote or to direct the vote:
(ii) Shared power to vote or to direct the vote:
(iii) Sole power to dispose or to direct the disposition of:
(iv) Shared power to dispose or to direct the disposition of:

Capital Group International, Inc. is the parent holding company of a group of investment management companies that hold investment power and, in some cases, voting power over the securities reported in this Schedule 13G. The investment management companies, which include a "bank" as defined in Section 3(a)6 of the Securities Exchange Act of 1934 (the "Act") and several investment advisers registered under Section 203 of the Investment Advisers Act of 1940, provide investment advisory and management services for their respective clients which include registered investment companies and institutional accounts. Capital Group International, Inc. does not have investment power or voting power over any of the securities reported herein; however, Capital Group International, Inc. may be deemed to "beneficially own" such securities by virtue of Rule 13d-3 under the Act.

Capital Guardian Trust Company, a bank as defined in Section 3(a)6 of the Act is deemed to be the beneficial owner of 2,817,100 shares or 8.9% of the 31,516,000 shares of Common Stock believed to be outstanding as a result of its serving as the investment manager of various institutional accounts.

Item 5 Ownership of 5 percent or Less of a Class. If this statement is
being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than 5 percent of the class of securities, check the following: [ ]

Item 7 Identification and Classification of the Subsidiary Which Acquired
the Security Being Reported on By the Parent Holding Company or Control Person.

1.
Capital Guardian Trust Company is a bank as defined in Section 3(a)(6) of the Act and a wholly owned subsidiary of Capital Group International, Inc.

2.
Capital International Research and Management, Inc. dba Capital International, Inc. is an investment adviser registered under
Section 203 of the Investment Advisers Act of 1940 and is a wholly owned subsidiary of Capital Group International, Inc.

Item 8 Identification and Classification of Members of the Group: N/A

Item 9 Notice of Dissolution of Group: N/A

Item 10 Certification

CUSIP: 007973100                                                Page 5 of 7

       By signing below, I certify that, to the best of my knowledge and
       belief, the securities referred to above were acquired and are held
       in the ordinary course of business and were not acquired and are
       not held for the purpose of or with the effect of changing or
       influencing the control of the issuer of the securities and were
       not acquired and are not held in connection with or as a
       participant in any transaction having that purpose or effect.

   Signature

       After reasonable inquiry and to the best of my knowledge and
       belief, I certify that the information set forth in this statement
       is true, complete and correct.



        Date:          January 9, 2001


        Signature:     *David I. Fisher

        Name/Title:    David I. Fisher, Chairman

                       Capital Group International, Inc.


        Date:          January 9, 2001


        Signature:     *David I. Fisher

        Name/Title:    David I. Fisher, Chairman

                       Capital Guardian Trust Company




        *By

               Michael J. Downer
               Attorney-in-fact

               Signed pursuant to a Power of Attorney dated January 29,
               1999 included as an Exhibit to Schedule 13G filed with the
               Securities and Exchange Commission by Capital Group
               International, Inc. on February 10, 2000 with respect to
               Acclaim Entertainment, Inc.
















CUSIP: 007973100                                                Page 6 of 7

                                 AGREEMENT

                              Los Angeles, CA
                              January 9, 2001


  Capital Group International, Inc. ("CGII"), Capital Guardian Trust
Company ("CGTC") hereby agree to file a joint statement on Schedule 13G
under the Securities Exchange Act of 1934 (the "Act") in connection with
their beneficial ownership of Common Stock issued by Advanced Energy
Industries, Inc.

  CGII, CGTC state that they are each entitled to individually use
Schedule 13G pursuant to Rule 13d-1(c) of the Act.

  CGII, CGTC are each responsible for the timely filing of the statement
and any amendments thereto, and for the completeness and accuracy of the
information concerning each of them contained therein but are not
responsible for the completeness or accuracy of the information concerning
the others.



                 CAPITAL GROUP INTERNATIONAL, INC.

                 BY:              *David I. Fisher

                                   David I. Fisher, Chairman
                                   Capital Group International,
                                   Inc.


                 CAPITAL GUARDIAN TRUST COMPANY

                 BY:              *David I. Fisher

                                   David I. Fisher, Chairman
                                   Capital Guardian Trust Company


*By

     Michael J. Downer
     Attorney-in-fact

     Signed pursuant to a Power of Attorney dated January 29, 1999 included
     as an Exhibit to Schedule 13G filed with the Securities and Exchange
     Commission by Capital Group International, Inc. on February 10, 2000


     with respect to Acclaim Entertainment, Inc.