AC-DC enclosed dual output switching power source (with grounding and isolated output for each channel). Universal AC input / Full range. Two output DC voltage channels, simultaneously. Channel 1: 12 VDC - 3.7 Amp. Channel 2: 24 VDC - 3.7 Amp. With power LED indicator and overloading protection, short-circuit, voltage (Withstand 300VAC surge input for 5 second) and temperature saturation (High operating temperature up to 70º C, 105º C long life electrolytic capacitors). Cooling by free air convection. Output rated power: 133.2 W.