Power-One (Nasdaq: PWER) is expected to report Q3 earnings on Oct. 25. Here's what Wall Street wants to see:

The 10-second takeaway
 Comparing the upcoming quarter to the prior-year quarter, average analyst estimates predict Power-One's revenues will increase 10.1% and EPS will contract -28.6%.

The average estimate for revenue is $269.8 million. On the bottom line, the average EPS estimate is $0.15.

Revenue details
 Last quarter, Power-One reported revenue of $321.5 million. GAAP reported sales were 24% higher than the prior-year quarter's $260.3 million.

Source: S&P Capital IQ. Quarterly periods. Dollar amounts in millions. Non-GAAP figures may vary to maintain comparability with estimates.

EPS details
 Last quarter, EPS came in at $0.30. GAAP EPS of $0.30 for Q2 were 43% higher than the prior-year quarter's $0.21 per share.

Source: S&P Capital IQ. Quarterly periods. Non-GAAP figures may vary to maintain comparability with estimates.

Recent performance
 For the preceding quarter, gross margin was 30.3%, 330 basis points worse than the prior-year quarter. Operating margin was 18.6%, 210 basis points worse than the prior-year quarter. Net margin was 14.5%, 230 basis points better than the prior-year quarter.

Looking ahead

The full year's average estimate for revenue is $1.07 billion. The average EPS estimate is $0.61.

Investor sentiment
 The stock has a four-star rating (out of five) at Motley Fool CAPS, with 601 members out of 641 rating the stock outperform, and 40 members rating it underperform. Among 103 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 89 give Power-One a green thumbs-up, and 14 give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Power-One is hold, with an average price target of $5.63.