CREDIT AGREEMENT BETWEEN POWELL POWERCOMM INC. as Borrower AND POWELL INDUSTRIES, INC., NEXTRON LIMITED, and PPC TECHNICAL SERVICES INC. as Guarantors AND HSBC BANK CANADA, as Lender MADE AS OF DECEMBER 15, 2009Credit Agreement • December 21st, 2009 • Powell Industries Inc • Switchgear & switchboard apparatus • Alberta
