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46M1811 — 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 NIC 10GbE SFP+ 1-Port PCI-E-1.1x8 Chelsio S310E-SR+ Controller - Option. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
46M1811
SPECIFICATIONS
Part Number46M1811
ManufacturerIBM
Interface10GbE
Capacity10GB
FITS THESE MACHINES
Lenovo System x iDataPlex dx360 Server M3
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 46M1811 MFR IBM IBM NIC 10GbE SFP+ 1-Port PCI-E-1.1x8 Ch
KEY FEATURES
•
10GbE Interface
•
10GB Capacity
TYPICAL APPLICATIONS
  • Data center top-of-rack switching
  • High-speed server interconnects (10G/25G/40G/100G)
  • Storage network fabric (iSCSI, FCoE)
  • Campus and branch network infrastructure
  • Firewall and security appliance connectivity
  • WAN edge and SD-WAN deployments
SUBSTITUTES & CROSS-REFERENCES 2
46M1809CompatiblePARTNER
IBM NIC 10GbE SFP+ 1-Port PCI-E-1.1x8 Chelsio S310E-SR+ Controller - Option
compatible
46M1810CompatiblePARTNER
IBM NIC 10GbE SFP+ 1-Port PCI-E-1.1x8 Chelsio S310E-SR+ Controller - P/N
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 2
46M1809SUBSTITUTE
IBM NIC 10GbE SFP+ 1-Port PCI-E-1.1x8 Chelsio S310E-SR+ Controller - FRU
IBM
46M1810SUBSTITUTE
IBM NIC 10GbE SFP+ 1-Port PCI-E-1.1x8 Chelsio S310E-SR+ Controller - FRU
IBM
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FREQUENTLY ASKED QUESTIONS
What is 46M1811?
46M1811 is a IBM NIC 10GbE SFP+ 1-Port PCI-E-1.1x8 Chelsio S310E-SR+ Controller - Option manufactured by IBM.
What parts can replace 46M1811?
There are 2 known substitutes for 46M1811: 46M1809, 46M1810. Substitute compatibility should be verified for your specific system.
Is 46M1811 still available?
46M1811 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.