Dust and contamination can accumulate on transceiver's connectors and cause problems such as reducing the optic launch power. To ensure better connection, FS.COM strongly recommends cleaning both connectors each time you disconnect and reconnect them. FS.COM High Quality One-Push Fiber Optic Pen Cleaner for MTP®/MPO Connector is the best cleaning choice for 40GBASE-SR4 QSFP+ transceivers.2017年6月22日にB***sより発表された