SPECIFICATIONS
Physical
Width 17.05"
Depth 32.78"
Height 6.75"
Rack Space Required 4U
Weight 52 lbs
Environmental
Operating Temperature +10 degrees C to +35 degrees C
Non-condensing humidity 20% to 80%
Altitude -500 to 10,000 feet
Non-operating Temperature -40 degrees C to +65 degrees C
Non-condensing humidity 10% to 90%
Power
Voltage 90-264 VAC
Heat Dissipation 300W
Product Link
http://downloads.quantum.com/scalar/S50/manuals/81-81767-02_A01.pdf