EFB1512SHG EFB1524SHG EFB1524LG EFB1512VHG EFB1524VHG EFB1712SHG EFB1512HHG EFB1524HHG EFB1724SHG EFB1512HG EFB1524HG Representative Test P/N :EFB1524SHG 80,000 hours minimum @ fan rated voltage and the temperature of 40 ℃ According to the equation for W eibull distribution , 560,000 hours And we rely on a zero failure Weibull test strategy and accelerated testing technique, to determine the tota