Model selection
Compare original part-number references.
Use optical specifications to form a shortlist, then confirm your device, firmware and coding requirements.2 references · Page 1 of 1
A specification match is not a host validation result. Multiple matching models remain marked for review.
| Brand | Original part number | Model reference | Optical specification reference | Next step |
|---|---|---|---|---|
| CISCO | X2-10GB-ER | X2-ER | 10GBASE-ER X2 transceiver, 1550 nm, 40 km over G.652 SMF, dual SC/PC. Cisco 10GBASE X2 Modules Data SheetReviewed 2026-08-17 | Specification matchCheck host compatibility |
| HP | J8438A | X2-ER | HPE X131 10GBASE-ER X2 transceiver, 1550 nm, 40 km over SMF, SC connector. HPE X131 10G X2 Transceivers QuickSpecsReviewed 2026-08-17 | Specification matchCheck host compatibility |