... stabilizer,voltage regulator,switching power supply etc., switching power supply T-40: ModelSpecificationT-40AT-40BT-40CCH1CH2CH3CH1CH2CH3CH1CH2CH3Specification5V3A12V2A-5V0.5A5V3A12V2A-12V0.5A5V3A15V1.5A ... ,50ms,60ms/230VDCWithstand voltageI/P-O/P:3KvAC I/P-FG:1.5KvAC O/P-FG:0.5KvAC 1minuteIsolation resistanceI/P-O/P, I/P-FG, O/P-FG:500VDC/100MΩWorking ...