Exhibit 24.1

POWER OF ATTORNEY

     KNOW ALL MEN BY THESE PRESENTS, that the undersigned, a director of Cooper Industries, Ltd. (the “Company”), does hereby make, constitute and appoint TERRANCE V. HELZ and KEVIN M. MCDONALD, respectively, and each of them acting individually, his true and lawful attorney with power to act without the other and will full power of substitution, to execute, deliver and file, for and on behalf of the undersigned and in his name and in his capacity as aforesaid, a Registration Statement on Form S-3 to register the Company’s issuance of debt securities or participation in the issuance of debt securities by any subsidiary of the Company by, among other things, serving as guarantor of such debt securities, and any amendments thereto (including any post-effective amendment), with the Securities and Exchange Commission to register under the Securities Act of 1933 the securities herein indicated; and to sign any instrument or document filed as a part of, as an exhibit to, or in connection with such Registration Statement or amendments; and the undersigned does hereby ratify and confirm as his own act and deed all that such attorneys and agents, and each of them, shall do or cause to be done by virtue hereof.

     IN WITNESS WHEREOF, the undersigned has subscribed these presents, this 31st day of May, 2007.

/s/ Stephen G. Butler

Stephen G. Butler

POWER OF ATTORNEY

     KNOW ALL MEN BY THESE PRESENTS, that the undersigned, a director of Cooper Industries, Ltd. (the “Company”), does hereby make, constitute and appoint TERRANCE V. HELZ and KEVIN M. MCDONALD, respectively, and each of them acting individually, his true and lawful attorney with power to act without the other and will full power of substitution, to execute, deliver and file, for and on behalf of the undersigned and in his name and in his capacity as aforesaid, a Registration Statement on Form S-3 to register the Company’s issuance of debt securities or participation in the issuance of debt securities by any subsidiary of the Company by, among other things, serving as guarantor of such debt securities, and any amendments thereto (including any post-effective amendment), with the Securities and Exchange Commission to register under the Securities Act of 1933 the securities herein indicated; and to sign any instrument or document filed as a part of, as an exhibit to, or in connection with such Registration Statement or amendments; and the undersigned does hereby ratify and confirm as his own act and deed all that such attorneys and agents, and each of them, shall do or cause to be done by virtue hereof.

     IN WITNESS WHEREOF, the undersigned has subscribed these presents, this 3rd day of June, 2007.

/s/ Robert M. Devlin

Robert M. Devlin

POWER OF ATTORNEY

     KNOW ALL MEN BY THESE PRESENTS, that the undersigned, a director of Cooper Industries, Ltd. (the “Company”), does hereby make, constitute and appoint TERRANCE V. HELZ and KEVIN M. MCDONALD, respectively, and each of them acting individually, his true and lawful attorney with power to act without the other and will full power of substitution, to execute, deliver and file, for and on behalf of the undersigned and in his name and in his capacity as aforesaid, a Registration Statement on Form S-3 to register the Company’s issuance of debt securities or participation in the issuance of debt securities by any subsidiary of the Company by, among other things, serving as guarantor of such debt securities, and any amendments thereto (including any post-effective amendment), with the Securities and Exchange Commission to register under the Securities Act of 1933 the securities herein indicated; and to sign any instrument or document filed as a part of, as an exhibit to, or in connection with such Registration Statement or amendments; and the undersigned does hereby ratify and confirm as his own act and deed all that such attorneys and agents, and each of them, shall do or cause to be done by virtue hereof.

     IN WITNESS WHEREOF, the undersigned has subscribed these presents, this 1st day of June, 2007.

/s/ Ivor J. Evans

Ivor J. Evans

POWER OF ATTORNEY

     KNOW ALL MEN BY THESE PRESENTS, that the undersigned, a director of Cooper Industries, Ltd. (the “Company”), does hereby make, constitute and appoint TERRANCE V. HELZ and KEVIN M. MCDONALD, respectively, and each of them acting individually, her true and lawful attorney with power to act without the other and will full power of substitution, to execute, deliver and file, for and on behalf of the undersigned and in her name and in her capacity as aforesaid, a Registration Statement on Form S-3 to register the Company’s issuance of debt securities or participation in the issuance of debt securities by any subsidiary of the Company by, among other things, serving as guarantor of such debt securities, and any amendments thereto (including any post-effective amendment), with the Securities and Exchange Commission to register under the Securities Act of 1933 the securities herein indicated; and to sign any instrument or document filed as a part of, as an exhibit to, or in connection with such Registration Statement or amendments; and the undersigned does hereby ratify and confirm as her own act and deed all that such attorneys and agents, and each of them, shall do or cause to be done by virtue hereof.

     IN WITNESS WHEREOF, the undersigned has subscribed these presents, this 3rd day of June, 2007.

/s/ Linda A. Hill

Linda A. Hill

POWER OF ATTORNEY

     KNOW ALL MEN BY THESE PRESENTS, that the undersigned, a director of Cooper Industries, Ltd. (the “Company”), does hereby make, constitute and appoint TERRANCE V. HELZ and KEVIN M. MCDONALD, respectively, and each of them acting individually, his true and lawful attorney with power to act without the other and will full power of substitution, to execute, deliver and file, for and on behalf of the undersigned and in his name and in his capacity as aforesaid, a Registration Statement on Form S-3 to register the Company’s issuance of debt securities or participation in the issuance of debt securities by any subsidiary of the Company by, among other things, serving as guarantor of such debt securities, and any amendments thereto (including any post-effective amendment), with the Securities and Exchange Commission to register under the Securities Act of 1933 the securities herein indicated; and to sign any instrument or document filed as a part of, as an exhibit to, or in connection with such Registration Statement or amendments; and the undersigned does hereby ratify and confirm as his own act and deed all that such attorneys and agents, and each of them, shall do or cause to be done by virtue hereof.

     IN WITNESS WHEREOF, the undersigned has subscribed these presents, this 3rd day of June, 2007.

/s/ Lawrence D. Kingsley

Lawrence D. Kingsley

POWER OF ATTORNEY

     KNOW ALL MEN BY THESE PRESENTS, that the undersigned, a director of Cooper Industries, Ltd. (the “Company”), does hereby make, constitute and appoint TERRANCE V. HELZ and KEVIN M. MCDONALD, respectively, and each of them acting individually, his true and lawful attorney with power to act without the other and will full power of substitution, to execute, deliver and file, for and on behalf of the undersigned and in his name and in his capacity as aforesaid, a Registration Statement on Form S-3 to register the Company’s issuance of debt securities or participation in the issuance of debt securities by any subsidiary of the Company by, among other things, serving as guarantor of such debt securities, and any amendments thereto (including any post-effective amendment), with the Securities and Exchange Commission to register under the Securities Act of 1933 the securities herein indicated; and to sign any instrument or document filed as a part of, as an exhibit to, or in connection with such Registration Statement or amendments; and the undersigned does hereby ratify and confirm as his own act and deed all that such attorneys and agents, and each of them, shall do or cause to be done by virtue hereof.

     IN WITNESS WHEREOF, the undersigned has subscribed these presents, this 3rd day of June, 2007.

/s/ James J. Postl

James J. Postl

POWER OF ATTORNEY

     KNOW ALL MEN BY THESE PRESENTS, that the undersigned, a director of Cooper Industries, Ltd. (the “Company”), does hereby make, constitute and appoint TERRANCE V. HELZ and KEVIN M. MCDONALD, respectively, and each of them acting individually, his true and lawful attorney with power to act without the other and will full power of substitution, to execute, deliver and file, for and on behalf of the undersigned and in his name and in his capacity as aforesaid, a Registration Statement on Form S-3 to register the Company’s issuance of debt securities or participation in the issuance of debt securities by any subsidiary of the Company by, among other things, serving as guarantor of such debt securities, and any amendments thereto (including any post-effective amendment), with the Securities and Exchange Commission to register under the Securities Act of 1933 the securities herein indicated; and to sign any instrument or document filed as a part of, as an exhibit to, or in connection with such Registration Statement or amendments; and the undersigned does hereby ratify and confirm as his own act and deed all that such attorneys and agents, and each of them, shall do or cause to be done by virtue hereof.

     IN WITNESS WHEREOF, the undersigned has subscribed these presents, this 3rd day of June, 2007.

/s/ Dan F. Smith

Dan F. Smith

POWER OF ATTORNEY

     KNOW ALL MEN BY THESE PRESENTS, that the undersigned, a director of Cooper Industries, Ltd. (the “Company”), does hereby make, constitute and appoint TERRANCE V. HELZ and KEVIN M. MCDONALD, respectively, and each of them acting individually, his true and lawful attorney with power to act without the other and will full power of substitution, to execute, deliver and file, for and on behalf of the undersigned and in his name and in his capacity as aforesaid, a Registration Statement on Form S-3 to register the Company’s issuance of debt securities or participation in the issuance of debt securities by any subsidiary of the Company by, among other things, serving as guarantor of such debt securities, and any amendments thereto (including any post-effective amendment), with the Securities and Exchange Commission to register under the Securities Act of 1933 the securities herein indicated; and to sign any instrument or document filed as a part of, as an exhibit to, or in connection with such Registration Statement or amendments; and the undersigned does hereby ratify and confirm as his own act and deed all that such attorneys and agents, and each of them, shall do or cause to be done by virtue hereof.

     IN WITNESS WHEREOF, the undersigned has subscribed these presents, this 3rd day of June, 2007.

/s/ Gerald B. Smith

Gerald B. Smith

POWER OF ATTORNEY

     KNOW ALL MEN BY THESE PRESENTS, that the undersigned, a director of Cooper Industries, Ltd. (the “Company”), does hereby make, constitute and appoint TERRANCE V. HELZ and KEVIN M. MCDONALD, respectively, and each of them acting individually, his true and lawful attorney with power to act without the other and will full power of substitution, to execute, deliver and file, for and on behalf of the undersigned and in his name and in his capacity as aforesaid, a Registration Statement on Form S-3 to register the Company’s issuance of debt securities or participation in the issuance of debt securities by any subsidiary of the Company by, among other things, serving as guarantor of such debt securities, and any amendments thereto (including any post-effective amendment), with the Securities and Exchange Commission to register under the Securities Act of 1933 the securities herein indicated; and to sign any instrument or document filed as a part of, as an exhibit to, or in connection with such Registration Statement or amendments; and the undersigned does hereby ratify and confirm as his own act and deed all that such attorneys and agents, and each of them, shall do or cause to be done by virtue hereof.

     IN WITNESS WHEREOF, the undersigned has subscribed these presents, this 3rd day of June, 2007.

/s/ Mark S. Thompson

Mark S. Thompson

POWER OF ATTORNEY

     KNOW ALL MEN BY THESE PRESENTS, that the undersigned, a director of Cooper Industries, Ltd. (the “Company”), does hereby make, constitute and appoint TERRANCE V. HELZ and KEVIN M. MCDONALD, respectively, and each of them acting individually, his true and lawful attorney with power to act without the other and will full power of substitution, to execute, deliver and file, for and on behalf of the undersigned and in his name and in his capacity as aforesaid, a Registration Statement on Form S-3 to register the Company’s issuance of debt securities or participation in the issuance of debt securities by any subsidiary of the Company by, among other things, serving as guarantor of such debt securities, and any amendments thereto (including any post-effective amendment), with the Securities and Exchange Commission to register under the Securities Act of 1933 the securities herein indicated; and to sign any instrument or document filed as a part of, as an exhibit to, or in connection with such Registration Statement or amendments; and the undersigned does hereby ratify and confirm as his own act and deed all that such attorneys and agents, and each of them, shall do or cause to be done by virtue hereof.

     IN WITNESS WHEREOF, the undersigned has subscribed these presents, this 3rd day of June, 2007.

/s/ James R. Wilson

James R. Wilson