In summary, Qualtek power cords fall under four main criteria. Electrical specifications include the power ratings as well as the connector and plug ratings. The mechanical specifications include the AWG of the wires used in the cable, flexing and the type of cable used, round or parallel. Environmental specifications involve the markings on the card itself, such as temperature rating, flame, outdoor and water resistance, thermoplastic or thermoset make-up. Finally, the agency certification such as hospital grade which is designated with a green dot on the plug face and UL and CSA certifications.