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PartsTable / TRANSCEIVER / 31P1549
31P1549 ✓ Verified by PartsTable
IBM · TRANSCEIVER · SFP_10G
WHAT YOU NEED TO KNOW
SR = Short Range (multimode, 300m) | LR = Long Range (single-mode, 10km) DOM = Digital Optical Monitoring — most enterprise SFPs support it
MATCH ALL THREE: Speed + Wavelength + Brand compatibility
PRODUCT OVERVIEW

IBM 31P1549 10GB Optical SFP Manufacturer: IBM ItemCondition: REF Model: Alternative Part Numbers: 31P1549,78P1161,78P1661. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
TRANSCEIVER→ SFP_10G→ 31P1549
SPECIFICATIONS
Part Number31P1549
ManufacturerIBM
Capacity10GB
COMPONENT DIAGRAM
BAIL LATCH 10G SFP+ 850nm · SR (MMF, 300m) DOM: Digital Optical Monitoring TX RX LC DUPLEX 20-PIN EDGE CONNECTOR ~56.5 mm ~13.4mm SFP+ TRANSCEIVER | 10G | 850nm | SR (MMF, 300m) Hot-swappable | LC duplex fiber | DDM/DOM supported TITLE SFP+ XCVR PN 31P1549 MFR IBM IBM 31P1549 10GB Optical SFP Manufacture
KEY FEATURES
•
10GB Capacity
TYPICAL APPLICATIONS
  • Data center switch-to-switch interconnects
  • Server-to-storage fabric connectivity
  • Long-distance fiber optic links
  • High-speed uplink connections (10G/25G/40G/100G)
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
2073-5710Compatible
IBM GBIC SFP+ 10GbE SR LC 850nm Transceiver Module 2-Pack - Option
compatible
2076-5711Compatible
IBM GBIC SFP+ 10GbE SR LC 850nm Transceiver Module 4-Pack - Option
compatible
78P1661Compatible
IBM GBIC SFP+ 10GbE SR LC 850nm Finisar FTLX8571D3BCL-IK Transceiver Module - P/N
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 3
2073-5710SUBSTITUTE
IBM GBIC SFP+ 10GbE SR LC 850nm Finisar FTLX8571D3BCL-IK Transceiver Module - FRU
IBM
2076-5711SUBSTITUTE
IBM GBIC SFP+ 10GbE SR LC 850nm Finisar FTLX8571D3BCL-IK Transceiver Module - FRU
IBM
78P1661SUBSTITUTE
IBM GBIC SFP+ 10GbE SR LC 850nm Finisar FTLX8571D3BCL-IK Transceiver Module - FRU
IBM
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FREQUENTLY ASKED QUESTIONS
What is 31P1549?
31P1549 is a IBM 31P1549 10GB Optical SFP Manufacturer: IBM ItemCondition: REF Model: Alternative Part Numbers: 31P1549,78P1161,78P1661 manufactured by IBM. It is classified as a TRANSCEIVER (SFP_10G).
What parts can replace 31P1549?
There are 3 known substitutes for 31P1549: 2073-5710, 2076-5711, 78P1661. Substitute compatibility should be verified for your specific system.
Is 31P1549 still available?
31P1549 is currently Unknown.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026