Power-One, the world's second-largest supplier of PV inverters, has reduced its expectations for the first quarter "due to market conditions and near-term feed-in tariff uncertainty in Italy and Germany".. The California-based company says it expects to chalk up revenue of $240m-250m, down from prior guidance of $260m-290m.

"Although we expect to post a nearly 60% increase in revenue in the first quarter of 2011 compared to 2010, we've revised our guidance for the quarter due to recent adverse conditions in the European solar market," says chief executive Richard Thompson.

However,