1008W ACDC enclosed switching power supply 48Volts 21Amps specifications: size (L x W x H) (inches): 11.6 x 5.0 x 1.6 ripple and noise (mV p-p): 150 load regulation: 0.5 percent line regulation: 0.5 percent input: 90-264vac 47-63hz built-in active power factor correction function built-in on-off control and remote sense function parallel function universal AC input 3-year warranty certifications: ULculTUVCECBPFC detailed specifications: primary output voltage (VDC): 48 output current (a): 21 maximum output power (W): 1008 family: rsp-1000 input voltage (VAC): 90 to 264 input frequency: 47 to 63 maximum input current (a): 12 output connector Type: screw terminal block number of outputs: 1 product Type: AC to DC power supply efficiency ( percent ): 90 minimum isolation voltage: 3000V operating temperature-min (CEL): -20 operating temperature-max (CEL): 60 Length (inch): 11.6 width (inch): 5 height (inch): 1.6 agency approvals: ULculTUVCECB color: silver Type: auto switching style: enclosed.