FSS vs WULF 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.

TeraWulf Inc is a digital asset technology company that is engaged in digital infrastructure and sustainable energy development. It is involved in supporting environmentally conscious bitcoin mining operations by developing and operating facilities within the United States. The company's bitcoin mining facilities are powered by clean, affordable, and reliable energy sources. Its primary source of revenue stems from the mining of bitcoin conducted at the company's mining facility sites. Additionally, the company occasionally generates revenue through the provision of miner hosting services to third-party entities.