Technical Communities Inc. and Xantrex Technology Inc. Sign Exclusive Government Services Partnership to Sell Elgar and Sorensen products

Partnership helps government users, military personnel, and federal contractors save taxpayer money when buying technical equipment

SAN BRUNO, CA and VANCOUVER, BC, DECEMBER 3, 2007 — Xantrex Technology Inc. (TSX:XTX), a world leader in the design, manufacture and marketing of advanced power conversion products including programmable power supplies, announced today a new exclusive partnership agreement with Technical Communities, the premier one-stop service solution for technical organizations that sell to U.S. government agencies, military organizations, and prime federal contractors. Technical Communities is the owner and operator of GSAMart, TestMart, NAVICPMart and EurekaSpot.

Technical Communities will market and sell an exclusive catalog of Xantrex products to the U.S. government and federal contractor marketplace. The Programmable Division of Xantrex Technology offers: “Elgar” brand programmable AC sources, “Sorensen” brand programmable DC power supplies + AC/DC loads in both modular and high power models, and “Xantrex” brand DC bench and programmable supplies. This extensive offering of power supplies and loads addresses most applications from simple bench top requirements to completely automated test equipment systems in the commercial, industrial and military markets.

Mike Sciulli, Senior Director of North American Sales said, “We at Xantrex look forward to providing increased customer satisfaction to all of our associates who qualify to purchase through GSA. This new partnership with Technical Communities will make it easier than ever for our GSA customers to select and procure the broadest line of programmable power supplies and loads available today.”

“Including Elgar and Sorensen in the Technical Communities offering provides us with the opportunity to offer the federal government an even broader array of high quality technical products,” said Peter Ostrow, President and CEO of Technical Communities. “Our goal is to continue to optimize the GSA buying and selling experience for organizations such as Xantrex Technology.”

Xantrex Technology products are under General Services Administration (GSA) Multiple Award Schedules (MAS) managed by Technical Communities, which will provide content, transaction, marketing, sales support, and reporting services around them. Technical Communities also will provide presentation and order processing though the GSA’s e-commerce web site, www.gsaadvantage.gov, and the company’s own online marketplaces,www.gsamart.comwww.testmart.comwww.navicpmart.com and www.eurekaspot.com.

About Xantrex Technology

Xantrex Technology Inc. (www.xantrex.com) is a world leader in the development, manufacturing and marketing of advanced power electronic products and systems for the renewable, programmable, mobile, and portable power markets. The company’s products convert and control raw electrical power from any central, distributed, renewable, or backup power source into high-quality power required by electronic and electrical equipment. Headquartered in Vancouver, British Columbia, the company has facilities in Arlington, Washington; Livermore and San Diego, California; Elkhart, Indiana; Barcelona, Spain; and Reading, England. Xantrex is listed on the Toronto Stock Exchange under the ticker symbol “XTX”.