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78P2523 — 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 QSFP+ 40GbE SR4 Transceiver Module - FRU. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
78P2523
SPECIFICATIONS
Part Number78P2523
ManufacturerIBM
Capacity40GB
FITS THESE MACHINES
Lenovo ThinkSystem NE2580O RackSwitch
Lenovo ThinkSystem ST50
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 78P2523 MFR IBM IBM GBIC QSFP+ 40GbE SR4 Transceiver Mod
KEY FEATURES
•
40GB 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 4
49Y7884CompatiblePARTNER
IBM GBIC QSFP+ 40GbE SR4 Transceiver Module - Option
compatible
49Y7928CompatiblePARTNER
IBM GBIC QSFP+ 40GbE SR4 Transceiver Module - FRU
compatible
78P3674CompatiblePARTNER
IBM GBIC QSFP+ 40GbE SR4 Transceiver Module - FRU
compatible
00FE325CompatiblePARTNER
IBM GBIC QSFP+ 40GbE eSR4 Transceiver Module - Option
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 4
00FE325SUBSTITUTE
IBM GBIC QSFP+ 40GbE SR4 Transceiver Module - FRU
IBM
49Y7884SUBSTITUTE
IBM GBIC QSFP+ 40GbE SR4 Transceiver Module - FRU
IBM
49Y7928SUBSTITUTE
IBM GBIC QSFP+ 40GbE SR4 Transceiver Module - FRU
IBM
78P3674SUBSTITUTE
IBM GBIC QSFP+ 40GbE SR4 Transceiver Module - FRU
IBM
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FREQUENTLY ASKED QUESTIONS
What is 78P2523?
78P2523 is a IBM GBIC QSFP+ 40GbE SR4 Transceiver Module - FRU manufactured by IBM.
What parts can replace 78P2523?
There are 4 known substitutes for 78P2523: 49Y7884, 49Y7928, 78P3674 and 1 more. Substitute compatibility should be verified for your specific system.
Is 78P2523 still available?
78P2523 is currently Unknown.
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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.