This week, the overall grades of 3 Electrical Equipment stocks are lower, according to the Portfolio Grader database. Each of these rates a “D” (“sell”) or “F” overall (“strong sell”).

ABB Ltd. Sponsored ADR (ABB) slips from a C to a D this week. ABB Ltd. Sponsored ADR provides power and automation technologies that are designed to improve performance and lower the environmental impact for customers in the utility and industrial sectors. For more information, get Portfolio Grader’s complete analysis of ABB stock.

General Cable Corporation’s (BGC) rating weakens this week, dropping to a D versus last week’s C. General Cable Corporation designs, develops, manufactures, markets, and distributes copper, aluminum, and fiber optic wire and cable products for the communications, electrical, and energy markets. The company also gets F’s in sales growth. For more information, get Portfolio Grader’s complete analysis of BGC stock.

This week, Orion Energy Systems, Inc.’s (OESX) rating worsens to a F from the company’s D rating a week ago. Orion Energy Systems, Inc. designs, manufactures, and implements energy management systems. The company also gets F’s in sales growth, earnings revisions, earnings surprise, earnings momentum, return on equity, and free cash flow. For more information, get Portfolio Grader’s complete analysis of OESX 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.