Profile: Specialty Products Electrical Construction, LLC manufactures Tempower® power distribution center, which is an innovative and compact system available on the market. We provide a full complement of accessories to the temporary power system including CS style devices, extension cords, T/L adapters, booster box and light streamers. A wide variety of pigtail, Y and W adapters, as well as molded UL listed light streamers are available in assorted configurations.