Specifications: 1) Reference standard: GB3667 (IEC252) 2) Climatic category: 40/110/21 3) Rated voltage: 250VAC ~ 500VAC 4) Capacitance range: 0.1 - 50UF 5) Capacitance tolerance: J (±5%), K (±10%), H (±20%) 6) Voltage proof: between terminals 1.75UR (5S), terminals to case 2,000VAC 7) Dissipation factor: ≤0.4% (20oC, 1kHz) 8) Insulation resistance: ≥4,000S (20oC, 1min)