Features Universal AC input / Full range Isolated output & GND for CH1, CH2, & CH3, CH4 Protections: Short circuit / Overload / Over voltage LED Indicator for power on 100% full load burn-in test Fixed switching frequency at 25KHz 2 years warranty General Specification Line regulation (max.) ± 1.0% Load regulation (max.) ± 2.0% Overload protection Range 70 ~ 90W rated output power Overload protection Type Hiccup mode, recovers automatically after fault condition is removed Over-voltage protection Hiccup mode, recovers automatically after fault condition is removed Withstand voltage I/P-O/P:3KVAC | I/P-FG:1.5KVAC | O/P-FG:0.5KVAC Isolation resistance I/P-O/P, I/P-FG, O/P-FG:100M Ohms / 500VDC / 25℃/ 70% RH Working temperature -10 ~ +60 ℃ (Refer to "Derating Curve") Safety standards UL60950-1, TUV EN60950-1 approved Dimension (LxWxH) (mm) 159*97*38mm (L*W*H) Packing 0.55Kg; 24pcs/14.2Kg/0.75CUFT