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 actwithout the other and will full power of substitution, to execute, deliver and file, for and onbehalf of the undersigned and in his name and in his capacity as aforesaid, a RegistrationStatement on Form S-3 to register the Company’s issuance of debt securities or participation in theissuance of debt securities by any subsidiary of the Company by, among other things, serving asguarantor of such debt securities, and any amendments thereto (including any post-effectiveamendment), with the Securities and Exchange Commission to register under the Securities Act of1933 the securities herein indicated; and to sign any instrument or document filed as a part of, asan exhibit to, or in connection with such Registration Statement or amendments; and the undersigneddoes hereby ratify and confirm as his own act and deed all that such attorneys and agents, and eachof 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 actwithout the other and will full power of substitution, to execute, deliver and file, for and onbehalf of the undersigned and in his name and in his capacity as aforesaid, a RegistrationStatement on Form S-3 to register the Company’s issuance of debt securities or participation in theissuance of debt securities by any subsidiary of the Company by, among other things, serving asguarantor of such debt securities, and any amendments thereto (including any post-effectiveamendment), with the Securities and Exchange Commission to register under the Securities Act of1933 the securities herein indicated; and to sign any instrument or document filed as a part of, asan exhibit to, or in connection with such Registration Statement or amendments; and the undersigneddoes hereby ratify and confirm as his own act and deed all that such attorneys and agents, and eachof 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 actwithout the other and will full power of substitution, to execute, deliver and file, for and onbehalf of the undersigned and in his name and in his capacity as aforesaid, a RegistrationStatement on Form S-3 to register the Company’s issuance of debt securities or participation in theissuance of debt securities by any subsidiary of the Company by, among other things, serving asguarantor of such debt securities, and any amendments thereto (including any post-effectiveamendment), with the Securities and Exchange Commission to register under the Securities Act of1933 the securities herein indicated; and to sign any instrument or document filed as a part of, asan exhibit to, or in connection with such Registration Statement or amendments; and the undersigneddoes hereby ratify and confirm as his own act and deed all that such attorneys and agents, and eachof 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 actwithout the other and will full power of substitution, to execute, deliver and file, for and onbehalf of the undersigned and in her name and in her capacity as aforesaid, a RegistrationStatement on Form S-3 to register the Company’s issuance of debt securities or participation in theissuance of debt securities by any subsidiary of the Company by, among other things, serving asguarantor of such debt securities, and any amendments thereto (including any post-effectiveamendment), with the Securities and Exchange Commission to register under the Securities Act of1933 the securities herein indicated; and to sign any instrument or document filed as a part of, asan exhibit to, or in connection with such Registration Statement or amendments; and the undersigneddoes hereby ratify and confirm as her own act and deed all that such attorneys and agents, and eachof 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 actwithout the other and will full power of substitution, to execute, deliver and file, for and onbehalf of the undersigned and in his name and in his capacity as aforesaid, a RegistrationStatement on Form S-3 to register the Company’s issuance of debt securities or participation in theissuance of debt securities by any subsidiary of the Company by, among other things, serving asguarantor of such debt securities, and any amendments thereto (including any post-effectiveamendment), with the Securities and Exchange Commission to register under the Securities Act of1933 the securities herein indicated; and to sign any instrument or document filed as a part of, asan exhibit to, or in connection with such Registration Statement or amendments; and the undersigneddoes hereby ratify and confirm as his own act and deed all that such attorneys and agents, and eachof 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 actwithout the other and will full power of substitution, to execute, deliver and file, for and onbehalf of the undersigned and in his name and in his capacity as aforesaid, a RegistrationStatement on Form S-3 to register the Company’s issuance of debt securities or participation in theissuance of debt securities by any subsidiary of the Company by, among other things, serving asguarantor of such debt securities, and any amendments thereto (including any post-effectiveamendment), with the Securities and Exchange Commission to register under the Securities Act of1933 the securities herein indicated; and to sign any instrument or document filed as a part of, asan exhibit to, or in connection with such Registration Statement or amendments; and the undersigneddoes hereby ratify and confirm as his own act and deed all that such attorneys and agents, and eachof 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 actwithout the other and will full power of substitution, to execute, deliver and file, for and onbehalf of the undersigned and in his name and in his capacity as aforesaid, a RegistrationStatement on Form S-3 to register the Company’s issuance of debt securities or participation in theissuance of debt securities by any subsidiary of the Company by, among other things, serving asguarantor of such debt securities, and any amendments thereto (including any post-effectiveamendment), with the Securities and Exchange Commission to register under the Securities Act of1933 the securities herein indicated; and to sign any instrument or document filed as a part of, asan exhibit to, or in connection with such Registration Statement or amendments; and the undersigneddoes hereby ratify and confirm as his own act and deed all that such attorneys and agents, and eachof 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 actwithout the other and will full power of substitution, to execute, deliver and file, for and onbehalf of the undersigned and in his name and in his capacity as aforesaid, a RegistrationStatement on Form S-3 to register the Company’s issuance of debt securities or participation in theissuance of debt securities by any subsidiary of the Company by, among other things, serving asguarantor of such debt securities, and any amendments thereto (including any post-effectiveamendment), with the Securities and Exchange Commission to register under the Securities Act of1933 the securities herein indicated; and to sign any instrument or document filed as a part of, asan exhibit to, or in connection with such Registration Statement or amendments; and the undersigneddoes hereby ratify and confirm as his own act and deed all that such attorneys and agents, and eachof 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 actwithout the other and will full power of substitution, to execute, deliver and file, for and onbehalf of the undersigned and in his name and in his capacity as aforesaid, a RegistrationStatement on Form S-3 to register the Company’s issuance of debt securities or participation in theissuance of debt securities by any subsidiary of the Company by, among other things, serving asguarantor of such debt securities, and any amendments thereto (including any post-effectiveamendment), with the Securities and Exchange Commission to register under the Securities Act of1933 the securities herein indicated; and to sign any instrument or document filed as a part of, asan exhibit to, or in connection with such Registration Statement or amendments; and the undersigneddoes hereby ratify and confirm as his own act and deed all that such attorneys and agents, and eachof 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 actwithout the other and will full power of substitution, to execute, deliver and file, for and onbehalf of the undersigned and in his name and in his capacity as aforesaid, a RegistrationStatement on Form S-3 to register the Company’s issuance of debt securities or participation in theissuance of debt securities by any subsidiary of the Company by, among other things, serving asguarantor of such debt securities, and any amendments thereto (including any post-effectiveamendment), with the Securities and Exchange Commission to register under the Securities Act of1933 the securities herein indicated; and to sign any instrument or document filed as a part of, asan exhibit to, or in connection with such Registration Statement or amendments; and the undersigneddoes hereby ratify and confirm as his own act and deed all that such attorneys and agents, and eachof 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