Product Name: Dual Fan Power SupplyModel Number: ATX-250-500WPlace of Origin: ChinaSpecifications: 1) Remote on/off: TTL high/PS off, TTL low/PS on 2) PG delay: 100 - 500ms 3) PF delay: >1ms 4) Hold-up time: 15ms (min.) at 80% full load 5) Transient overshoot: 10% (max.) with 20% load change 6) Rise time: 100 ms (maximum) at full load 7) Power up time: 2,000 ms (maximum) at full load 8) Operation temperature: 0°C to 50°C 9) Storage temperature: -40°C to 70°C Input specifications: 1) Input voltage range: 230V AC with passive PFC, 115V/230V (without PFC) 2) Input frequency range: 47 - 63Hz 3) Input surge current: 40A at 115V AC, 80A at 230V AC at 25°C cold start 4) Leakage current: 3.5mA (max.) at 240VAC/50Hz Protection specifications: 1) Efficiency: 68%, full load, nominal line 2) Load regulation: ±5% (only -12V±10%) 3) Over voltage protection: 3.3V, +5V, +12V 4) Minimum load: +5V/0.5A+12V1,V2/1A,+3.3V/0.5A 5) Short circuit protection: all outputs 6) Over load protection: 110% - 150%, correct voltage drop 7) Ripple and noise (P-P, mV): +3.3V/100mV, +5V/100mV, +12V/150mV, -12V/200mV, 5VSB/100mV Packing: Export packing