25G, 40G, 100G, 400G & 800G transceiver modules

High data rate optical transceivers (such as 25G, 40G, 100G, 400G & 800G) are fast becoming some of the most sought-after modules in the telecom industry. Increasing adoption of smart devices, rising data traffic, and high demand for energy efficiency are some of the main factors behind the trend for high data transfer capabilities. Here we provide a comprehensive list of the high data rate optical transceiver modules we have available for you, from 25G right through to 800G.

New to TXO? Tell us which optical transceivers you want to try in your own network environment, and we’ll arrange a free trial for you. If you have any questions, please get in touch with our team.

25G optical transceivers

Part numberInterfaceDistanceConnectorTransmission media
SFP28-25G-LR-TX 25GBASE-LR Up to 10km LCSMF
SFP28-25G-SR-TX 25GBASE-SR Up to 100m LCMMF

40G optical transceivers

Part numberInterfaceDistanceConnectorTransmission media
QSFP-40G-LR4-TX 40GBASE-LR4 Up to 10km LCSMF
QSFP-40G-ER4-TX 40GBASE-ER4 Up to 40km LCSMF

100G optical transceivers

Part numberInterfaceDistanceConnectorTransmission media
QSFP28-100G-ZR4-TX 100GBASE-ZR4 Up to 80km LCSMF
QSFP28-100G-ER4-TX 100GBASE-ER4 Up to 40km LCSMF
QSFP28-100G-ER4L-TX 100GBASE-ER4L Up to 25km standard (40km with Forward Error Correction) LCSMF
QSFP28-100G-LR4-TX 100GBASE-LR4 Up to 10km LCSMF
QSFP28-100G-SR4-TX 100GBASE-SR4 Up to 100m MPOMMF

400G optical transceivers

TXO's 400G product family Temp °C Wavelength
OSFP SR8, 100m OM4 10-60 °C 850nm
OSFP 2x FR4 (2x200G), 2km 0-70 °C CWDM4
OSFP DR4, 500m 0-70 °C 1310nm
OSFP DR4+, 2km 0-70 °C 1310nm
OSFP FR4, 2km 0-70 °C CWDM4
OSFP LR4, 10km 0-70 °C 1310nm
OSFP ER4, 40km 0-70 °C 1310nm
QSFP-DD SR8, 100m OM4 10-60 °C 850nm
QSFP-DD DR4, 500m 0-70 °C 1310nm
QSFP-DD DR4+, 2km 0-70 °C 1310nm
QSFP-DD FR4, 2km 0-70 °C CWDM4
QSFP-DD LR8, 10km0-70 °C1310nm
QSFP-DD ER4 30km / 40km with Forward Error Correction 0-70 °C1310nm
QSFP-DD BIDI SR4.20-70 °C850/910nm

800G optical transceivers

TXO's 800G product family (in development)
OSFP112 DR8 (500m)
OSFP112 DR8+ (2km)
OSFP112 2xFR4 (2km)
OSFP112 LR8 (10km)
QSFP112-DD DR8 (500m)
QSFP112-DD DR8+ (2km)
QSFP112-DD 2xFR4 (2km)
QSFP112-DD 8xLR1 (10km)

Key benefits of our high data rate optical transceivers

  • Transmit vast data volumes from a single port
  • Huge savings compared to OEM prices
  • Lower transmission costs
  • Identical design to OEM equivalent*
  • Coded for all major brands
  • Great for client-side applications in telco network


*Transceivers are governed by multi-source agreements, known as MSAs, which mean that vendors cannot patent the coding on their modules. This enables us to offer vendor-equivalent solutions. To find out more about MSAs and other optical transceiver related matters, please take a look through our frequently asked questions.