400G QSFP112 Optical Transceivers

SR4, DR4, XDR4, PLR4, FR4, LR4, ER4

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400G QSFP112

Pro-optics provides hyperscale data centers with a series of 400G QSFP112 pluggable optical transceiver modules based on 100G PAM4 technologies. These modules can cover the interconnection links within 60m to 100m over multimode fiber (MMF) or 500m to 30km over single-mode fiber (SMF).


  • Hot-pluggable QSFP112 form factor transceiver modules

  • Compliant with QSFP112 MSA, CMIS and IEEE 802.3 specifications

  • 4x 100G PAM4 electrical interface

  • 4x 100G PAM4 optical interface

  • Data rate up to 425Gbps (106.25Gbps per lane)

  • 850nm VCSEL or 1310nm/CWDM/nWDM EML transmitters and PIN or APD receivers

  • Reach up to 60m/100m over MMF or 500m/2km/10km/30km over SMF

  • Duplex LC or single MPO receptacle

  • Low power consumption

  • Built-in digital diagnostic functions

  • Case operating temperature range: 0°C to 70°C

  • 3.3V power supply voltage

  • RoHS compliant (lead free)


  • Hyperscale Data Center

Ordering Information

400G QSFP112 with 4x 100G PAM4 Optical Interface

P/NDescriptionData RateWavelengthDistanceConnectorTemp.

400G QSFP112 SR4


4x100G, 400GbE850nm60m (OM3)
100m (OM4)

400G QSFP112 DR4


4x100G, 400GbE1310nm500mMPO-12C
POQP40XDR4400G QSFP112 XDR44x100G, 400GbE1310nm2kmMPO-12C
POQP40PLR4400G QSFP112 PLR44x100G, 400GbE1310nm10kmMPO-12C
POQP40FR4400G QSFP112 FR44x100G, 400GbECWDM2kmDuplex LCC
POQP40LR4400G QSFP112 LR44x100G, 400GbECWDM10kmDuplex LCC
POQP40ER4400G QSFP112 ER44x100G, 400GbEnWDM30kmDuplex LCC


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