Here are three stocks with buy ranks and strong growth characteristics for investors to consider today, February 27:Powell Industries, Inc. (POWL) : This custom-engineered equipment and systems company carries a Zacks Rank #1, and has witnessed the Zacks Consensus Estimate for its current year earnings increasing 44.2% over the last 60 days.Powell Industries has a PEG ratio of 1.53 comparedwith 1.58 for the industry. The company possesses a Growth Score of A.Cardinal Health, Inc. (CAH) : This healthcare ser ...