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49Y4219 — Network Technical Data

IBM · SFP TRANSCEIVER
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 GBIC SFP+ 10GbE SR Qlogic FTLX8571D3BCL-QL Transceiver Module - Option. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
49Y4219
SPECIFICATIONS
Part Number49Y4219
ManufacturerIBM
Interface10GbE
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 49Y4219 MFR IBM IBM GBIC SFP+ 10GbE SR Qlogic FTLX8571D3
KEY FEATURES
•
10GbE Interface
•
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)
SUBSTITUTES & CROSS-REFERENCES 3
49Y4218CompatiblePARTNER
IBM GBIC SFP+ 10GbE SR Qlogic FTLX8571D3BCL-QL Transceiver Module - Option
compatible
42C1815CompatiblePARTNER
IBM GBIC SFP+ 10GbE SR Qlogic FTLX8571D3BCL-QL Transceiver Module - P/N
compatible
42C1816CompatiblePARTNER
IBM GBIC SFP+ 10GbE SR Qlogic FTLX8571D3BCL-QL Transceiver Module - FRU
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 3
42C1815SUBSTITUTE
IBM GBIC SFP+ 10GbE SR Qlogic FTLX8571D3BCL-QL Transceiver Module - SBB
IBM
42C1816SUBSTITUTE
IBM GBIC SFP+ 10GbE SR Qlogic FTLX8571D3BCL-QL Transceiver Module - SBB
IBM
49Y4218SUBSTITUTE
IBM GBIC SFP+ 10GbE SR Qlogic FTLX8571D3BCL-QL Transceiver Module - SBB
IBM
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FREQUENTLY ASKED QUESTIONS
What is 49Y4219?
49Y4219 is a IBM GBIC SFP+ 10GbE SR Qlogic FTLX8571D3BCL-QL Transceiver Module - Option manufactured by IBM.
What parts can replace 49Y4219?
There are 3 known substitutes for 49Y4219: 49Y4218, 42C1815, 42C1816. Substitute compatibility should be verified for your specific system.
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PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.