This week, three Electrical Equipment stocks are improving their overall rating on Portfolio Grader. Each of these rates an “A” (“strong buy”) or “B” overall (“buy”).

This week, Hubbell Inc. (NYSE:HUB.B) is showing good progress as the company’s rating jumps from a B (“buy”) last week to an A (“strong buy”). Hubbell manufactures electrical and electronic products for commercial, industrial, utility, and telecommunications markets. In Portfolio Grader’s specific subcategory of Equity, HUB.B also gets an A. For more information, get Portfolio Grader’s complete analysis of HUB.B stock.

This week, Babcock & Wilcox (NYSE:BWC) is showing significant improvement as the company’s rating hops from a C (“hold”) to a B (“buy”). Babcock & Wilcox provides clean energy technology and services for the nuclear, fossil, and renewable power markets worldwide. For more information, get Portfolio Grader’s complete analysis of BWC stock.

PowerSecure International (NASDAQ:POWR) earns a B this week, jumping up from last week’s grade of C. The stock price has risen 6.7% over the past month, better than the 3.2% decrease the Nasdaq has seen over the same period of time. For more information, get Portfolio Grader’s complete analysis of POWR stock.

Louis Navellier’s proprietary Portfolio Grader stock ranking system assesses roughly 5,000 companies every week based on a number of fundamental and quantitative measures. Stocks are given a letter grade based on their results — with A being “strong buy,” and F being “strong sell.” Explore the tool here.