The OWA-90U-36-P1M is one 90W singIe-output external LED power supply series. Pairing the North American type of AC plug and the prevailing DC connectors, OWA-9OU, working like an adaptor, simplifies the connection with LED lighting fixtures without extra wiring efforts. The entire series is certified with the “UL LISTED” for dry and damp locations. As a class II (without earth pin) design, the enclosure of OWA-9OU is a 94V-O flame retardant plastic case. The interior is fully potted with silicone that enhances the heat dissipation. Working temperature ranges is from -40°C to +70°C.