ZBB Energy Corporation (NYSE AMEX: ZBB) today announced it has acquired the Wisconsin-based power electronics firm Tier Electronics, LLC for a $1.35 million promissory note paid over 3 years, 800,000 shares of common stock and assumption of approximately $900,000 of liabilities including customer deposits of approximately $350,000. This acquisition dramatically expands ZBB’s product portfolio of state-of-the-art power management systems, customer base, and served market. In addition, the transaction is expected to be accretive to operating cash flows and more than double thecompany’s backlog and expected annual revenue. With the Tier acquisition, ZBB offers a full range of energy storage, utilization and management solutions that range from wind and solar converters to power quality, micro-grid systems and hybrid electric drives for vehicles. The resulting strategic plan will seize on expansive opportunities across the power management market and enable high growth.