NSSC vs ERO Comparison

NAPCO Security Technologies Inc manufactures security products, encompassing access control systems, door-locking products, intrusion and fire alarm systems and video surveillance products. Its products are used for various applications which includes alarm systems like automatic communicators, combination control panels/digital communicators and digital keypad systems, fire alarm control panel and area detectors mainly used for commercial, residential, institutional, industrial and governmental uses. Geographically, the company derives a majority of its revenue from the United States.

Ero Copper Corp is a base metals mining company. It is predominantly focused on the production and sale of copper with gold and silver produced and sold as by-products. Ero's operations are segmented between its mines in Brazil, the Caraiba Operations and the Xavantina Operations, its development project, the Tucuma Project in Brazil and corporate. Majority of its revenue is generated from its Caraiba Operations segment which consists of mining operations and processing facilities including the Pilar and Vermelhos underground mines and the Surubim open pit mine.