产品型号如下：PSA-050K-21B PSA-100K-21B PSA-200K-21B PSA-280K-21B　PSA-400K-21B PSB-040K-21B PSB-070K-21B PSB-150K-21B PSB-250K-21B PSL-050K-21B PSL-100K-21B PSL-200K-21B PSL-280K-21B PSL-400K-21B PYC-050K-21B PYC-100K-21B PYC-150K-21B PYC-210K-21B DNP-020K-21B DNP-08K-21B DNP-20K-21B DNMB-40K-21B DNMB-70K-21B DNMB-150K-21B DNMB-250K-21B DNL-050K-21B DNL-100K-21B DNL-200K-21B DNL-280K-21B DNL-400K-21B DNF-040K-22B DNF-100K-22B DNF-250K-22B DNF-360K-22B DNA-040K-06I DN