型号电口SFP插槽串口USB功率尺寸MM(长*宽*高)机架安装电源规格***大无故障时间(MTBF)NGSA8400N/A16*SFP插槽，4*XFP插槽1*RJ452500W531*424*88标准2U冗余电源90000小时NGSA8200N/A16*SFP插槽，2*XFP插槽1*RJ452500W531*424*88标准2U冗余电源90000小时NGSA78008*GE8*SFP插槽，2*XFP插槽1*RJ452500W531*424*88标准2U冗余电源90000小时NGSA76008*GE8*SFP插槽1*RJ452500W531*424*88标准2U冗余电源90000小时NGSA75008*GE4*SFP插槽1*RJ452500W531*424*88标准2U冗余电源90000小时NGSA56006*GE4*SFP插槽1*RJ452300W531*424*88标准2U冗余电源90000小时NGSA55006*GE2*SFP插槽1*RJ452300W531*424*88标准2U冗余电源90000小时NGSA54006*GEN/A1*RJ452300W531*424*88标准2U冗余电源90000小时NGSA45006*GE4*SFP插槽1*RJ452300W531*424*88标准2U冗余电源90000小时NGSA43006*GE2*SFP插槽1*RJ452300W531*424*88标准2U冗余电源90000小时NGSA42006*GEN/A1*RJ452300W531*424*88标准2U冗余电源90000小时NGSA32006*GE2*SFP插槽1*RJ452250W427*372*44标准1U标配单电源90000小时NGSA31006*GEN/A1*RJ452250W427*372*44标准1U标配单电源90000小时NGSA20506*GEN/A1*RJ452250W427*372*44标准1U标配单电源90000)