Cisco original transceivers are one of our deepest stock positions, with multi-coded options for Arista, Juniper and NVIDIA fabrics. Serial-verifiable originals — a hard line against the gray market.
| Form factor | Speed | Reach options | Availability |
|---|---|---|---|
| SFP | 1G | T / SX / LX | From stock |
| SFP+ | 10G | SR / LR / ER, BiDi | From stock |
| SFP28 | 25G | SR / LR | From stock |
| QSFP+ | 40G | SR4 / LR4 | Frequently stocked |
| QSFP28 | 100G | SR4 / LR4 / CWDM4 / DR | From stock |
| QSFP-DD | 400G | SR8 / DR4 / FR4 | Frequently stocked |
| DAC cables | 10–400G | 0.5–5 m passive/active | From stock |
| AOC cables | 10–400G | 3–30 m | From stock |
Stock rotates daily — positions are "typically available" and confirmed per request, usually within one business day. Stock guides →
Originals for TAC-critical links (vendor support won't argue), compatibles for scale-out economy. We quote both lines clearly — never silently substituted.
Serial numbers are provided before payment and verify against Cisco's database. Gray-market recoded modules are a leading cause of support disputes — see our gray-market guide.
Yes — send the rack elevation or topology; we return a cable schedule (DAC/AOC/fiber, lengths, codings) with per-line pricing.
No — using third-party optics doesn't void switch warranty, though vendor TAC may ask to reproduce issues on original optics. That's why critical links get originals.
None — single transceivers ship fine. Volume pricing steps in from 10+ units.
Part numbers or workload description. Pricing, availability and delivered lead time within one business day.