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42C1816 — 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
42C1816
SPECIFICATIONS
Part Number42C1816
ManufacturerIBM
Interface10GbE
Capacity10GB
FITS THESE MACHINES
Lenovo System x IBM System x3650 M4
Lenovo NeXtScale nx360 M5
Lenovo SD530
Lenovo ThinkSystem SR630 V2
Lenovo ThinkSystem SR650 V2
Lenovo System x iDataPlex dx360 Server M3
Lenovo System x x3250 M2
Lenovo System x x3500 M3
Lenovo System x x3550 M3
Lenovo System x x3650 M3
Lenovo System x x3690 X5
Lenovo System x3100 M4
Lenovo System x3100 M5
Lenovo System x3200 M3
Lenovo System x3250 M3
Lenovo System x3300 M4
Lenovo System x3400 M3
Lenovo System x3500 M5
Lenovo System x3500 M4
Lenovo System x3530 M4
Lenovo System x3550 M4
Lenovo System x3550 M5
Lenovo System x3620 M3
Lenovo System x3630 M3
+ 6 more verified machines
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 42C1816 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
49Y4219CompatiblePARTNER
IBM GBIC SFP+ 10GbE SR Qlogic FTLX8571D3BCL-QL Transceiver Module - SBB
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 3
42C1815SUBSTITUTE
IBM GBIC SFP+ 10GbE SR Qlogic FTLX8571D3BCL-QL Transceiver Module - FRU
IBM
49Y4218SUBSTITUTE
IBM GBIC SFP+ 10GbE SR Qlogic FTLX8571D3BCL-QL Transceiver Module - FRU
IBM
49Y4219SUBSTITUTE
IBM GBIC SFP+ 10GbE SR Qlogic FTLX8571D3BCL-QL Transceiver Module - FRU
IBM
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FREQUENTLY ASKED QUESTIONS
What is 42C1816?
42C1816 is a IBM GBIC SFP+ 10GbE SR Qlogic FTLX8571D3BCL-QL Transceiver Module - Option manufactured by IBM.
What parts can replace 42C1816?
There are 3 known substitutes for 42C1816: 49Y4218, 42C1815, 49Y4219. Substitute compatibility should be verified for your specific system.
Is 42C1816 still available?
42C1816 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.