AddOn J4858C-AO SFP transceiver 1000Base-SX 850nm 550m LC
- Transceiver
- TCP/IP
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Single-fibre SFP+ transceiver delivering 10 Gbps over 20 km of single-mode fibre with Tx 1270 nm and Rx 1330 nm wavelengths
This bidirectional SFP+ module transmits at 1270 nm and receives at 1330 nm over single-mode fibre, reaching 20 km at 10 Gbps. It suits network engineers upgrading or repairing 10GBASE-BX links in enterprise or carrier environments.
The transceiver inserts into any SFP+ cage without powering down the switch. A simplex LC connector is used; ensure the patch cord is single-mode and the mating module uses the opposite wavelengths. Misaligned polarity or multi-mode cable will prevent the link from coming up.
Confirm the host equipment accepts third-party modules and provide the vendor and model so the correct EEPROM coding can be programmed. Check that the link budget covers 20 km over your installed single-mode fibre and that the partner transceiver operates at 1330 nm Tx / 1270 nm Rx.
Measured against everything we stock in SFP & SFP+ Transceiver Modules, at today’s prices. Recalculated every night.
| Product | |
|---|---|
| Product type | Transceiver |
| Performance | |
| Transfer speed | 10 Gbit/s |
| Connectivity | |
| Fiber mode | Single-mode Optical Fiber |
| Ports & slots | |
| Port count | 10GBASE-BX Ethernet |
Check the host switch port status for a 10 Gbps link and confirm the DDM readouts show the 1270 nm DFB laser transmitting and 1330 nm receiving within the SFF-8472 limits.
The module includes the integrated simplex LC connector; you must supply the matching single-mode patch cord and a paired BIDI unit with Tx1330 nm / Rx1270 nm at the far end.
Choose the 1270 nm Tx / 1330 nm Rx model listed as SM 20KM; the companion unit must use the opposite 1330 nm Tx / 1270 nm Rx pairing for the same 20 km reach.
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