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Product comparison · 2 network transceiver modules

StarTech.com MSA Uncoded QSFP+ Module - 40GBASE-LR4 - 40GbE Single Mode Fiber (SMF) Optic Transceiver - 40GE Gigabit Ethernet QSFP+ - LC 10km - 1270nm to 1330nm vs StarTech.com MSA Compliant SFP Transceiver Module - 100BASE-EX~MSA Uncoded SFP Module - 100BASE-EX - 100MbE Single Mode Fiber (SMF) Optic Transceiver

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  • 32specifications compared
  • 19differ
  • 13identical
  • 7known for one product only

Key differences

  • Maximum data transfer rate
    • 40000 Mbit/s
    • 155 Mbit/s
  • Interface type
    • QSFP+
    • SFP
  • SFP transceiver standard
    • LR4
    • EX
  • Maximum transfer distance
    • 10000 m
    • 4000 m
  • Networking standards
    • IEEE 802.3ba
    • IEEE 802.3u
  • Duplex system
    • Full
    • Full, Half
  • Certification
    • CE, FCC, UR, REACH
    • CE, FCC, UR
  • Width
    • 18.4 mm
    • 13.9 mm

Side by side

Differences highlightedShow differences only
39 specifications
A

StarTech.com

MSA Uncoded QSFP+ Module - 40GBASE-LR4 - 40GbE Single Mode Fiber (SMF) Optic Transceiver - 40GE Gigabit Ethernet QSFP+ - LC 10km - 1270nm to 1330nm

Model QSFP40LR4ST

View product
B

StarTech.com

MSA Compliant SFP Transceiver Module - 100BASE-EX~MSA Uncoded SFP Module - 100BASE-EX - 100MbE Single Mode Fiber (SMF) Optic Transceiver

Model SFP100BEXST

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Performance6 differ
SFP transceiver typeFiber opticFiber optic
Maximum data transfer rateDiffers40000 Mbit/s155 Mbit/s
Interface typeDiffersQSFP+SFP
Single-mode fiber (SMF) supportedYesYes
Multi-mode fiber (MMF) supportedKnown for oneNo
Fiber optic connectorLCLC
SFP transceiver standardDiffersLR4EX
Maximum transfer distanceDiffers10000 m4000 m
Tx wavelength (min)Known for one1270 nm
Tx wavelength (max)Known for one1330 nm
Networking standardsDiffersIEEE 802.3baIEEE 802.3u
Duplex systemDiffersFullFull, Half
Digital Diagnostics Monitoring (DDM)YesYes
WavelengthKnown for one1310 nm
Wavelength-division multiplexing (WDM)Known for oneNo
Featuresidentical
Product colourSilverSilver
Housing materialAluminiumAluminium
Hot-Plug supportYesYes
Mean time between failures (MTBF)Known for one1489426 h
Poweridentical
Power consumption (typical)Known for one2.5 W
Certificates1 differ
Compliance certificatesRoHSRoHS
CertificationDiffersCE, FCC, UR, REACHCE, FCC, UR
Operational conditionsidentical
Operating temperature (T-T)0 - 70 °C0 - 70 °C
Storage temperature (T-T)-40 - 85 °C-40 - 85 °C
Operating relative humidity (H-H)5 - 95%5 - 95%
Weight & dimensions4 differ
WidthDiffers18.4 mm13.9 mm
DepthDiffers72 mm58.4 mm
HeightDiffers13 mm12.6 mm
WeightDiffers40 g20 g
Packaging contentidentical
Quantity per pack1 pc(s)1 pc(s)
Packaging data4 differ
Package widthDiffers134 mm90 mm
Package depthDiffers184 mm120 mm
Package heightDiffers48 mm30 mm
Package weightDiffers76 g48 g
Logistics data4 differ
Master (outer) case widthDiffers250 mm305 mm
Harmonized System (HS) code8536901085369010
Master (outer) case lengthDiffers300 mm400 mm
Master (outer) case heightDiffers200 mm315 mm
Products per master (outer) caseDiffers36 pc(s)80 pc(s)

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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