SPX Corporation is a diversified, global supplier of infrastructure equipment. The Company operates through three segments: heating, ventilation and air conditioning (HVAC); Detection and Measurement, and Power. The HVAC solutions offered by its businesses include package cooling towers, residential and commercial boilers, heating and ventilation products. Its detection and measurement product lines encompass underground pipe and cable locators, and inspection equipment. Within its power platform, it is a manufacturer of medium and large power transformers, as well as equipment for various types of power plant, including cooling equipment, heat exchangers and pollution control systems. Its heating and ventilation products are sold under the Berko, Qmark, Farenheat, and Leading Edge brands, while its Marley-Wylain subsidiary sells Weil-McLain and Williamson-Thermoflo brands. Its power products are sold under the brand names of SPX Cooling, Marley, Balcke Duerr, Yuba and Ecolaire.