133.2W AC/DC enclosed switching power supply 12Volts 3.7Amps (channel 1) 24Volts 3.7Amps (channel 2) specifications: size (L x W x H) (inches): 7.8 x 3.9 x 1.5 ripple and noise (mV p-p): 120 load regulation: 1.0 percent line regulation: 0.5 percent input: 88-264vac 47-63hz 5G vibration able to withstand 300VAC surge input for 5 seconds short-circuit/overload/overvoltage protection 3-year warranty certifications: UL/cul/TUV/CE/CB for more 12 Volt power supplies. Detailed specifications: primary output voltage (VDC): 12 output current (a): 3.7 maximum output power (W): 133.2 family: supplier specialized-125 additional output voltages (VDC): 24 input voltage (VAC): 88 to 264 input frequency: 47 to 63 maximum input current (a): 3 output connector Type: screw terminal block number of outputs: 2 product Type: AC to DC power supply Mfr product family: supplier specialized-125 efficiency ( percent ): 85 minimum isolation voltage: 3000V operating temperature-min (CEL): -25 operating temperature-max (CEL): 70 Length (inch): 7.8 width (inch): 3.9 height (inch): 1.5 agency approvals: UL/cul/TUV/CE/CB Type: switch selectable style: multiple output.