universal AC input / full range cooling: by free air convection LED indicator for power on 100 % full load burn-in test using 105 °C long-life electrolytic capacitors withstands 300 VAC surge input for 5 seconds high operating temperature up to 70 °C withstands 5G vibration test no load power consumption high efficiency, long life and high reliability 3 years warranty protection against: short circuit / overload / overvoltage [b]for professional use only[/b] This device must be installed by a qualified person. Product basic info Instruction manual languages: English Primary colours: Grey Primary detailed colours: Metal Depth unit: 78 mm Height unit: 28 mm Width unit: 51 mm Weight unit: 200 g Material: Metal Physical properties Number of outputs: 1 Housing type: Open Electrical data Output power rating: 25 W Output current rating: 2.1 A Electrical protection: Overload, Overtemperature, Overvoltage, Short-circuit Technical data Mounting type: Screw mounting Input efficiency: 81.5 % Power supply series: RS Environmental data IP rating: IP20 Usage location: Indoor only Power supply Output voltage rating VDC: 12 V Input voltage rating VAC range: 88-264 V Input voltage rating VDC range: 125-373 V Technology type: Constant voltage mode Input current rating at 115 VAC: 0.7 A Input current rating at 230 VAC: 0.4 A Input frequency range: 47-63 Hz (EN)