FSS vs PI Comparison

Federal Signal Corp designs and manufactures products and integrated solutions for municipal, governmental, industrial, and airport customers. It operates in the segments of Environmental Solutions Group and the Safety and Security Systems Group. The Environmental Solutions group manufactures and supplies street sweeper vehicles, sewer cleaner and vacuum loader trucks, hydro-excavation trucks, high-performance water blasting equipment, dump truck bodies, and trailers. The Safety and Security Systems Group offers comprehensive systems and products such as campus and community alerting, emergency vehicles, first responder interoperable communications, and others. The company generates a majority of its revenue from the Environmental Solutions Group segment.

Impinj Inc operates a platform that enables wireless connectivity to everyday items by delivering each item's identity, location, and authenticity to business and consumer applications. Its platform includes endpoint integrated circuits (ICs) product, a miniature radios-on-a-chip, which attach to and identify their host items; and connectivity layer that comprises readers, gateways, and reader ICs to wirelessly identify, locate, authenticate, and engage endpoints via RAIN, as well as provide power to and communicate bidirectionally with endpoint ICs. Geographically, the company has a business presence in the Americas, Asia Pacific, Europe, Middle East and Africa, of which key revenue is derived from the operations in the Asia Pacific region.