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ZBB Energy to Participate in a Panel Discussion at the 25th Annual Roth Conference on March 17, 2013 in Laguna Niguel, California

MILWAUKEE, WI--(Marketwire - Mar 8, 2013) - ZBB Energy Corporation ( NYSE MKT : ZBB ), a leading developer of intelligent, renewable energy power platforms and hybrid vehicle control systems, today announced that Eric C. Apfelbach, President and CEO, will participate in a panel discussion at the 25th Annual Roth Conference. The conference will be at the Ritz-Carlton Hotel in Laguna Niguel, California. The panelists are scheduled to present on Sunday, March 17, 2013 from 3:30-5:00 pm (Pacific Daylight Time) on "The Resurgence of Renewable Energy - The Future of Natural Gas & Electricity Infrastructure Development."

About ZBB Energy Corporation

ZBB Energy Corporation ( NYSE MKT : ZBB ) designs, develops, and manufactures advanced energy storage, power electronic systems, and engineered custom and semi-custom products targeted at the growing global need for distributed renewable energy, energy efficiency, power quality, and grid modernization. ZBB and its power electronics subsidiary, Tier Electronics, LLC, have developed a portfolio of integrated power management platforms that combine advanced power and energy controls plus energy storage to optimize renewable energy sources and conventional power inputs whether connected to the grid or not. Tier Electronics participates in the energy efficiency markets through their hybrid vehicle control systems, and power quality markets with their line of regulation solutions. Together, these platforms solve a wide range of electrical system challenges in global markets for utility, governmental, commercial, industrial and residential end customers. Founded in 1986, ZBB's platforms ensure optimal efficiencies today, while offering the flexibility to adapt and scale to future requirements. ZBB's corporate offices and production facilities are located in Menomonee Falls, WI, USA with offices also located in Perth, Western Australia. For more information, visit: www.zbbenergy.com.