... reliability 3.100% full load test 4.Two years' warranty Switching Power Supply 220V 12V 50AApplication: Industrial, security monitoring, machine, equipment, LED billboard ... RecoveryElectric StrengthInput-Output1500V ACInput-FG1500V ACOutput-FG1500V ACIsolation ResistanceInput-Output, Input-FG, Output-FG: 100Mohms/500V DC EnvironmentOperating Temperature-10-+50°C ...