Exhibit 24(a)

POWER OF ATTORNEY

The undersigned directors and/or officers of Xcel Energy Inc., a Minnesota corporation (the “Company”), does hereby make, constitute and appoint ROBERT C. FRENZEL and SCOTT WILENSKY, and each or any one of them, the undersigned’s true and lawful attorneys-in-fact and agents, with full power of substitution, for the undersigned and in the undersigned’s name, place and stead and in any and all capacities, to sign and affix the undersigned’s name as such director and/or officer of said Company to one or more Form S-3 Registration Statements (or such other appropriate form) relating to the issuance and sale of an indeterminate amount of securities of the Company, which may include unsecured long-term senior debt securities, subordinated debt securities, junior subordinated debt securities, common stock, preferred stock, depositary shares, warrants, rights, purchase contracts, and units, and all amendments, including post-effective amendments, thereto, to be filed by the Company with the SEC in connection with the registration under the Securities Act of 1933, as amended, of the issuance and sale of such securities of the Company, and to file the same, with all exhibits thereto and other supporting documents, with the SEC.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 21st day of February, 2018.

/s/ Ben Fowke

Ben Fowke

Chairman, President, Chief Executive Officer and Director

1

POWER OF ATTORNEY

The undersigned director and/or officer of Xcel Energy Inc., a Minnesota corporation (the “Company”), does hereby make, constitute and appoint BEN FOWKE, ROBERT C. FRENZEL and SCOTT WILENSKY, and each or any one of them, the undersigned’s true and lawful attorneys-in-fact and agents, with full power of substitution, for the undersigned and in the undersigned’s name, place and stead and in any and all capacities, to sign and affix the undersigned’s name as such director and/or officer of said Company to one or more Form S-3 Registration Statements (or such other appropriate form) relating to the issuance and sale of an indeterminate amount of securities of the Company, which may include unsecured long-term senior debt securities, subordinated debt securities, junior subordinated debt securities, common stock, preferred stock, depositary shares, warrants, rights, purchase contracts, and units, and all amendments, including post-effective amendments, thereto, to be filed by the Company with the SEC in connection with the registration under the Securities Act of 1933, as amended, of the issuance and sale of such securities of the Company, and to file the same, with all exhibits thereto and other supporting documents, with the SEC.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 21st day of February, 2018.

/s/ Richard K. Davis

Richard K. Davis

Director

2

POWER OF ATTORNEY

The undersigned director and/or officer of Xcel Energy Inc., a Minnesota corporation (the “Company”), does hereby make, constitute and appoint BEN FOWKE, ROBERT C. FRENZEL and SCOTT WILENSKY, and each or any one of them, the undersigned’s true and lawful attorneys-in-fact and agents, with full power of substitution, for the undersigned and in the undersigned’s name, place and stead and in any and all capacities, to sign and affix the undersigned’s name as such director and/or officer of said Company to one or more Form S-3 Registration Statements (or such other appropriate form) relating to the issuance and sale of an indeterminate amount of securities of the Company, which may include unsecured long-term senior debt securities, subordinated debt securities, junior subordinated debt securities, common stock, preferred stock, depositary shares, warrants, rights, purchase contracts, and units, and all amendments, including post-effective amendments, thereto, to be filed by the Company with the SEC in connection with the registration under the Securities Act of 1933, as amended, of the issuance and sale of such securities of the Company, and to file the same, with all exhibits thereto and other supporting documents, with the SEC.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 21st day of February, 2018.

/s/ Richard T. O’Brien

Richard T. O’Brien

Director

3

POWER OF ATTORNEY

The undersigned director and/or officer of Xcel Energy Inc., a Minnesota corporation (the “Company”), does hereby make, constitute and appoint BEN FOWKE, ROBERT C. FRENZEL and SCOTT WILENSKY, and each or any one of them, the undersigned’s true and lawful attorneys-in-fact and agents, with full power of substitution, for the undersigned and in the undersigned’s name, place and stead and in any and all capacities, to sign and affix the undersigned’s name as such director and/or officer of said Company to one or more Form S-3 Registration Statements (or such other appropriate form) relating to the issuance and sale of an indeterminate amount of securities of the Company, which may include unsecured long-term senior debt securities, subordinated debt securities, junior subordinated debt securities, common stock, preferred stock, depositary shares, warrants, rights, purchase contracts, and units, and all amendments, including post-effective amendments, thereto, to be filed by the Company with the SEC in connection with the registration under the Securities Act of 1933, as amended, of the issuance and sale of such securities of the Company, and to file the same, with all exhibits thereto and other supporting documents, with the SEC.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 21st day of February, 2018.

/s/ David K. Owens

David K. Owens

Director

4

POWER OF ATTORNEY

The undersigned director and/or officer of Xcel Energy Inc., a Minnesota corporation (the “Company”), does hereby make, constitute and appoint BEN FOWKE, ROBERT C. FRENZEL and SCOTT WILENSKY, and each or any one of them, the undersigned’s true and lawful attorneys-in-fact and agents, with full power of substitution, for the undersigned and in the undersigned’s name, place and stead and in any and all capacities, to sign and affix the undersigned’s name as such director and/or officer of said Company to one or more Form S-3 Registration Statements (or such other appropriate form) relating to the issuance and sale of an indeterminate amount of securities of the Company, which may include unsecured long-term senior debt securities, subordinated debt securities, junior subordinated debt securities, common stock, preferred stock, depositary shares, warrants, rights, purchase contracts, and units, and all amendments, including post-effective amendments, thereto, to be filed by the Company with the SEC in connection with the registration under the Securities Act of 1933, as amended, of the issuance and sale of such securities of the Company, and to file the same, with all exhibits thereto and other supporting documents, with the SEC.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 21st day of February, 2018.

/s/ Christopher J. Policinski

Christopher J. Policinski

Director

5

POWER OF ATTORNEY

The undersigned director and/or officer of Xcel Energy Inc., a Minnesota corporation (the “Company”), does hereby make, constitute and appoint BEN FOWKE, ROBERT C. FRENZEL and SCOTT WILENSKY, and each or any one of them, the undersigned’s true and lawful attorneys-in-fact and agents, with full power of substitution, for the undersigned and in the undersigned’s name, place and stead and in any and all capacities, to sign and affix the undersigned’s name as such director and/or officer of said Company to one or more Form S-3 Registration Statements (or such other appropriate form) relating to the issuance and sale of an indeterminate amount of securities of the Company, which may include unsecured long-term senior debt securities, subordinated debt securities, junior subordinated debt securities, common stock, preferred stock, depositary shares, warrants, rights, purchase contracts, and units, and all amendments, including post-effective amendments, thereto, to be filed by the Company with the SEC in connection with the registration under the Securities Act of 1933, as amended, of the issuance and sale of such securities of the Company, and to file the same, with all exhibits thereto and other supporting documents, with the SEC.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 21st day of February, 2018.

/s/ James Prokopanko

James Prokopanko

Director

6

POWER OF ATTORNEY

The undersigned director and/or officer of Xcel Energy Inc., a Minnesota corporation (the “Company”), does hereby make, constitute and appoint BEN FOWKE, ROBERT C. FRENZEL and SCOTT WILENSKY, and each or any one of them, the undersigned’s true and lawful attorneys-in-fact and agents, with full power of substitution, for the undersigned and in the undersigned’s name, place and stead and in any and all capacities, to sign and affix the undersigned’s name as such director and/or officer of said Company to one or more Form S-3 Registration Statements (or such other appropriate form) relating to the issuance and sale of an indeterminate amount of securities of the Company, which may include unsecured long-term senior debt securities, subordinated debt securities, junior subordinated debt securities, common stock, preferred stock, depositary shares, warrants, rights, purchase contracts, and units, and all amendments, including post-effective amendments, thereto, to be filed by the Company with the SEC in connection with the registration under the Securities Act of 1933, as amended, of the issuance and sale of such securities of the Company, and to file the same, with all exhibits thereto and other supporting documents, with the SEC.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 21st day of February, 2018.

/s/ A. Patricia Sampson

A. Patricia Sampson

Director

7

POWER OF ATTORNEY

The undersigned director and/or officer of Xcel Energy Inc., a Minnesota corporation (the “Company”), does hereby make, constitute and appoint BEN FOWKE, ROBERT C. FRENZEL and SCOTT WILENSKY, and each or any one of them, the undersigned’s true and lawful attorneys-in-fact and agents, with full power of substitution, for the undersigned and in the undersigned’s name, place and stead and in any and all capacities, to sign and affix the undersigned’s name as such director and/or officer of said Company to one or more Form S-3 Registration Statements (or such other appropriate form) relating to the issuance and sale of an indeterminate amount of securities of the Company, which may include unsecured long-term senior debt securities, subordinated debt securities, junior subordinated debt securities, common stock, preferred stock, depositary shares, warrants, rights, purchase contracts, and units, and all amendments, including post-effective amendments, thereto, to be filed by the Company with the SEC in connection with the registration under the Securities Act of 1933, as amended, of the issuance and sale of such securities of the Company, and to file the same, with all exhibits thereto and other supporting documents, with the SEC.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 21st day of February, 2018.

/s/ James J. Sheppard

James J. Sheppard

Director

8

POWER OF ATTORNEY

The undersigned director and/or officer of Xcel Energy Inc., a Minnesota corporation (the “Company”), does hereby make, constitute and appoint BEN FOWKE, ROBERT C. FRENZEL and SCOTT WILENSKY, and each or any one of them, the undersigned’s true and lawful attorneys-in-fact and agents, with full power of substitution, for the undersigned and in the undersigned’s name, place and stead and in any and all capacities, to sign and affix the undersigned’s name as such director and/or officer of said Company to one or more Form S-3 Registration Statements (or such other appropriate form) relating to the issuance and sale of an indeterminate amount of securities of the Company, which may include unsecured long-term senior debt securities, subordinated debt securities, junior subordinated debt securities, common stock, preferred stock, depositary shares, warrants, rights, purchase contracts, and units, and all amendments, including post-effective amendments, thereto, to be filed by the Company with the SEC in connection with the registration under the Securities Act of 1933, as amended, of the issuance and sale of such securities of the Company, and to file the same, with all exhibits thereto and other supporting documents, with the SEC.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 21st day of February, 2018.

/s/ David A. Westerlund

David A. Westerlund

Director

9

POWER OF ATTORNEY

The undersigned director and/or officer of Xcel Energy Inc., a Minnesota corporation (the “Company”), does hereby make, constitute and appoint BEN FOWKE, ROBERT C. FRENZEL and SCOTT WILENSKY, and each or any one of them, the undersigned’s true and lawful attorneys-in-fact and agents, with full power of substitution, for the undersigned and in the undersigned’s name, place and stead and in any and all capacities, to sign and affix the undersigned’s name as such director and/or officer of said Company to one or more Form S-3 Registration Statements (or such other appropriate form) relating to the issuance and sale of an indeterminate amount of securities of the Company, which may include unsecured long-term senior debt securities, subordinated debt securities, junior subordinated debt securities, common stock, preferred stock, depositary shares, warrants, rights, purchase contracts, and units, and all amendments, including post-effective amendments, thereto, to be filed by the Company with the SEC in connection with the registration under the Securities Act of 1933, as amended, of the issuance and sale of such securities of the Company, and to file the same, with all exhibits thereto and other supporting documents, with the SEC.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 21st day of February, 2018.

/s/ Kim Williams                                                     

Kim Williams

Director

10

POWER OF ATTORNEY

The undersigned director and/or officer of Xcel Energy Inc., a Minnesota corporation (the “Company”), does hereby make, constitute and appoint BEN FOWKE, ROBERT C. FRENZEL and SCOTT WILENSKY, and each or any one of them, the undersigned’s true and lawful attorneys-in-fact and agents, with full power of substitution, for the undersigned and in the undersigned’s name, place and stead and in any and all capacities, to sign and affix the undersigned’s name as such director and/or officer of said Company to one or more Form S-3 Registration Statements (or such other appropriate form) relating to the issuance and sale of an indeterminate amount of securities of the Company, which may include unsecured long-term senior debt securities, subordinated debt securities, junior subordinated debt securities, common stock, preferred stock, depositary shares, warrants, rights, purchase contracts, and units, and all amendments, including post-effective amendments, thereto, to be filed by the Company with the SEC in connection with the registration under the Securities Act of 1933, as amended, of the issuance and sale of such securities of the Company, and to file the same, with all exhibits thereto and other supporting documents, with the SEC.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 21st day of February, 2018.

/s/ Timothy V. Wolf

Timothy V. Wolf

Director

11

POWER OF ATTORNEY

The undersigned director and/or officer of Xcel Energy Inc., a Minnesota corporation (the “Company”), does hereby make, constitute and appoint BEN FOWKE, ROBERT C. FRENZEL and SCOTT WILENSKY, and each or any one of them, the undersigned’s true and lawful attorneys-in-fact and agents, with full power of substitution, for the undersigned and in the undersigned’s name, place and stead and in any and all capacities, to sign and affix the undersigned’s name as such director and/or officer of said Company to one or more Form S-3 Registration Statements (or such other appropriate form) relating to the issuance and sale of an indeterminate amount of securities of the Company, which may include unsecured long-term senior debt securities, subordinated debt securities, junior subordinated debt securities, common stock, preferred stock, depositary shares, warrants, rights, purchase contracts, and units, and all amendments, including post-effective amendments, thereto, to be filed by the Company with the SEC in connection with the registration under the Securities Act of 1933, as amended, of the issuance and sale of such securities of the Company, and to file the same, with all exhibits thereto and other supporting documents, with the SEC.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 21st day of February, 2018.

/s/ Daniel Yohannes

Daniel Yohannes

Director

12