The Acuity Controls PS 150 LT High humidity Power Supply Pack is a reliable power supply with a nominal voltage rating of 15 V DC and 120 V AC. It has a nominal current rating of 150 mA and a nominal power rating of 150 W. With a backup time of 1 minute, this black-colored power supply is designed for indoor installation, offering surge protection and RoHS compliance. It has a diameter of 4 inches and can operate in temperatures ranging from -10°C to 50°C.