Cisco QSFP-40G-SR-BD Compatible 40GBASE-SR SWDM4 QSFP+ BiDi 850/880/910/940nm 300m DOM Duplex LC/UPC MMF Optical Transceiver Module PT750W the more memory you will

the more memory you will need

Cisco - Network stacking module - for Catalyst 9200L

making it suitable for a balanced mix of read and write operations

Airflow: 390m³/h

11ax 2x2:2 internal BeamFlex+

Cisco QSFP-40G-SR-BD Compatible 40GBASE-SR SWDM4 QSFP+ BiDi 850/880/910/940nm 300m DOM Duplex LC/UPC MMF Optical Transceiver Module PT750W the more memory you willThe Cisco Compatible 40GBASE SWDM4 Bi Directional QSFP+Transceiver is designed for use in 40 Gigabit Ethernet links over duplex multimode fiber (MMF. This transceiver is compliant with the QSFP+ MSA and IEEE 802. 3ba XLPPI electrical interface. The SWDM4 transceiver enables reuse of its existing 10G duplex MMF infrastructure for migration to 40G with a path toward 100G. Digital diagnostics functions are available via an I2C interface, as specified by