Selection of 400G optical modules in data center.sfp transceivers module Production

① 400G DAC can be used for ToR switch to server interconnection scenarios no more than 2.5 meters

② 400G AOC can be used for ToR switch to server interconnection scenarios no more than 30 meters

③ 400GBASE-SR8 QSFP-DD optical module should be used for the interconnection scenario of Spene Leaf switches with a length of no more than 100 meters, and MPO/MTP-16 OM4 multimode optical fiber should be used for cabling

④ 400GBASE-SR4.2 QSFP-DD optical module can be used for the interconnection scenario of Spine Leaf switches with a length of no more than 150 meters, and MPO/MTP-12 OM5 multimode optical fiber can be used for cabling

⑤ 400G DR4 QSFP-DD optical module can be used for the interconnection scenario of Spine Leaf switches with a length of no more than 500 meters, and MPO/MTP-12 OS1a single-mode optical fiber can be used for cabling

⑥ 400G FR8 QSFP-DD optical module OS2 single-mode optical fiber can be used for the interconnection scenario of data centers no more than 2Km

⑦ 400G-LR8 OSFP optical module OS2 single-mode optical fiber can be used for the interconnection scenario of data centers no more than 10 km

⑧ 400G-ER8 OSFP optical module OS2 single-mode optical fiber can be used for the interconnection scenario of data centers not exceeding 40km

⑨ 400G-ZR CSFP2 coherent optical module OS2 single-mode optical fiber can be used for interconnection scenarios of data centers no more than 120km