Safe monitoring of underspeed is a product category or brand associated with industrial safety and automation, often linked to companies like Pepperl+Fuchs (Germany) or Banner Engineering (USA), which specialize in speed monitoring sensors and safety systems. These products are crucial in manufacturing, conveyor systems, and heavy machinery to prevent equipment damage by detecting and alerting when rotational speed falls below a set threshold. Typical offerings include underspeed switches, proximity sensors, and integrated safety controllers, ensuring compliance with industry standards like ISO 13849. Brands in this niche focus on reliability, often serving sectors such as automotive, food processing, and material handling.