400G OSFP Transceivers Package Part No. Data Rate Wavelength (nm) Distance Source Connector OSFP SR4 MAYOP85MM01D-4 400G 850 100m VCSEL / PIN MPO OSFP SR8 MAYOP85MM01D-8 400G 850 100m VCSEL / PIN MPO OSFP DR4 MAYOP31SM05D 400G 1310 500m EML / PIN MPO OSFP DR4+ MAYOP31SL2D 400G 1310 2KM EML / PIN MPO OSFP FR4 MAYOPC4SL2D 400G 1271/1291/1311/1331 2KM CWDM EML/PIN LC OSFP LR4 MAYOPC4SL10D 400G 1271/1291/1311/1331 10KM CWDM EML/PIN LC Ordering Information: Brand Package Wavelength (nm) Fiber Mode Connector Distance DDM MAY OP: OSFP 85: 850 31: 1310 C4: 1271/1291/1311/1331 S: SM M: MM L: LC M: MPO 01: 100m 05: 500m 2: 2KM 10: 10KM D: with DDM