Juniper 740‑068639 JNP‑SFP‑25G‑SR 25GBASE‑SR SFP28 850nm 100m MMF Transceiver
The Juniper Networks 740‑068639 (Marketing PN: JNP‑SFP‑25G‑SR) is a hot‑pluggable SFP28 optical transceiver for 25GBASE‑SR 25‑Gigabit Ethernet. It operates at 850 nm VCSEL laser over OM4 multimode fiber, supporting up to 100 meters transmission reach with duplex‑LC connector. Factory‑programmed EEPROM delivers native recognition on Juniper compatible hardware. It supports DDM digital diagnostic monitoring. Commercial case operating temperature: 0 °C ~ +70 °C.
Model / Product Code
JNP‑SFP‑25G‑SR
Max Transmission Distance
100m
Supported Platform
Juniper QFX / EX / MX serie
Operating Temperature
0°C to 70°C
Typical Applications
✨Data Center 25G Server Uplinks: Direct 25G server-to-switch connectivity between 25G NICs and Top-of-Rack (ToR) switches over short-reach OM4 MMF.
✨Small-to-Medium Leaf-Spine Interconnects: High-speed 25G optical links between Leaf and Spine switches in enterprise data center architectures.
✨High-Density Campus Backbone Uplinks: Short-range 25G uplinks connecting distribution-layer switches to core network equipment across equipment racks.
✨Storage Area Networks (SAN): High-throughput 25G optical connections for modern full-flash storage arrays supporting RoCEv2 or NVMe-oF over 25GbE.