... dc power supply, 12v 24v DC 20W power supply ultra thin Reasonable price and good Stability switch mode ac dc ... : auto recoveryOver-voltage protection…………High-temperature protection…………Temperature coefficient±0.03%/°CSetup, rise, hold up time1s,100ms,50msVibration10~500Hz ... .5KvAC,Input and enclosure:l.5KvAC,Output and enclosure:0.5KvAIsolation resistanceInput and output internal: Input and enclosure, ...