areca ARC-4038 8 x hot-plug 3.5 Drive Bays 8-Bays 12 Gb/s SAS Tower JBOD Enclosure Drive: SAS & SATA Power Supply: Wattage 220 W maximum continuous Voltage 90-256 V rated Frequency 50-60 Hz Amperage +12V / 16A, +5V / 16A, +3.3V / 14A Temperature: Operating: 0 degree to 40 degree C Storage: –40 degree to 60 degree C Humidity: Operating: 10% to 80% (non-condensing) Storage: 5% to 95% (non-condensing) Dimensions: 11.89 x 5.75 x 11.42 Weight: 14.90 lbs.