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                                                                    EXHIBIT 23.1

            CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM


We hereby consent to the incorporation by reference in this Amendment No. 1 to
the Registration Statement on Form S-4 (No. 333-122704) of Exelon Corporation of
our report dated February 22, 2005 relating to the financial statements,
financial statement schedule, management's assessment of the effectiveness of
internal control over financial reporting and the effectiveness of internal
control over financial reporting, which appears in Exelon Corporation's Annual
Report on Form 10-K for the year ended December 31, 2004. We also consent to the
reference to us under the heading "Experts" in such Amendment No. 1.

/s/ PricewaterhouseCoopers LLP
Chicago, IL
April 12, 2005