Voltage set point accuracy: Single: ±4% Line regulation: LL to HL at Full Load ±0.3% Load regulation: 25% to 100% FL D05 output: ±1.5% others: ±0.5% Ripple and noise: 20MHz bandwidth 50mVp-p Short Circuit Protection: Short term Efficiency (typical): 48% to 55% Switching Frequency: 20KHz (min) Isolation Voltage: 500VDC (min) Operating Temperature: -25°C to +71°C Safety Standards: IEC60950, UL60950, EN60950 Case made of nickel coated copper with non-conductive black plastic