This Small-Cap Stock Is Cheap and Growing Fast. It’s Time to Buy.

Tucked away just off the Post Road and I-95 in Greenwich, Conn., sits Valbella, an upscale Italian eatery popular with Wall Street analysts and hedge fund managers. In the wine cellar, up to 16 guests can talk stocks while dining on chicken paillard and sipping their chosen vintage around a granite table, one with a special heating system.

The heating system comes from a small industrial company called nVent Electric (ticker: NVT), and its stock is ready to heat up, too. NVent is an electrical component maker, and it makes…