Product features Thickness thin, can reduce the thickness and the weight of the display, high reliability, high load ability is strong, with three proofing process protection function: 100% overload/short circuit protection with high temperature aging 2 years warranty size: 190 x82x30mm input voltage/frequency of 176 ~ 264 vac / 47 ~ 63 hz surge current cold start, 40 a / 230 vac linear output adjusted rate of 0.5% or less overload protection 110% 150% cut output, rising after the restart, hold time 50 ms, 20 ms loaded with dielectric strength rating I/P - O/P: 3 kv