QSFP-40G-SR4-TFO

QSFP-40G-SR4 compatible transceiver from TenFourOptics.

Cisco-compatible — verified plug-and-play with Cisco switches and routers.

• ✅ In stock — ships same or next business day from Miami
• ✅ GreenLights4Life® lifetime warranty — if it fails, we replace it, no questions asked
• ✅ 10+ years trusted by network engineers and procurement teams across North America
• ✅ No grey-market risk — TenFourOptics sources and stands behind every unit