Exhibit 23.1

            CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

      We  consent  to  the  incorporation  by  reference  in  this  Registration
Statement of Public Service  Enterprise Group Incorporated and subsidiaries (the
"Company")  on Form S-3 of our reports  dated  February 27, 2008 relating to the
consolidated  financial statements and consolidated financial statement schedule
of the Company  (which  report  expresses  an  unqualified  opinion and includes
explanatory  paragraphs  relating to the adoption of FASB Interpretation No. 48,
Accounting  for  Uncertainty  in  Income  Taxes  -- an  Interpretation  of  FASB
Statement  No. 109 and  Statement of  Financial  Accounting  Standards  No. 158,
Employers  Accounting for Defined Benefit Pension and Other Postretirement Plans
as described in Note 2) and the effectiveness of the Company's  internal control
over financial reporting,  appearing in the Company's Annual Report on Form 10-K
for  the  year  ended  December  31,  2007,  incorporated  by  reference  in the
Prospectuses which are part of this Registration Statement, and to the reference
to us under the heading  "Experts"  in the  Prospectuses  which are part of this
Registration Statement.

/S/ DELOITTE & TOUCHE LLP
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DELOITTE & TOUCHE LLP

Parsippany, New Jersey
November 24, 2008