Flexible Networking Without Additional Fiber
Upgrade to 800G links with 2LR8 modules without the need for expensive breakout cables, helping you save on upgrade costs.

Customized 800G BASE 2x LR4 QSFP-DD 8 x 100G PAM4 1310nm 10km DOM Dual Duplex LC/UPC SMF Optical Transceiver Module, Product Specification:Part Number - QDD-2LR4-800G, Vendor Name - FS, Form Factor - QSFP-DD, Max Data Rate - 850Gbps (8x 106.25Gbps), Wavelength - 1271nm, 1291nm, 1311nm and 1331nm, Max Cable Distance - 10km
| Part Number | QDD-2LR4-800G |
| Vendor Name | FS |
| Form Factor | QSFP-DD |
| Max Data Rate | 850Gbps (8x 106.25Gbps) |
| Wavelength | 1271nm, 1291nm, 1311nm and 1331nm |
| Max Cable Distance | 10km |
| Connector | Dual Duplex LC/UPC |
| Media | SMF |
| Transmitter Type | EML |
| Receiver Type | PIN |
| TX Power | -2.7~5.1dBm |
| Minimum Receiver Power | -9dBm |
| Power Budget | 6.3dB |
| Receiver Overload | 5.1dBm |
| Max Power Consumption | 18W |
| Extinction Ratio | 3.5dB |
| Modulation (Electrical) | 8x100G-PAM4 |
| Modulation (Optical) | 8x100G-PAM4 |
| Packaging Technology | COB (Chip on Board) Packaging |
| DSP | Broadcom |
| Inbuilt FEC | Yes |
| Protocols | CMIS Rev 5.0, IEEE 802.3cu-2021, 100G Lambda MSA-400G-LR4-10, QSFP-DD MSA HW Rev 6.01 |
| Warranty | 5 Years |
Upgrade to 800G links with 2LR8 modules without the need for expensive breakout cables, helping you save on upgrade costs.
Qualified through a rigorous process with advanced equipments to ensure you get the high quality and reliable optics.
Reconfiguring the transceiver to work with different brands, FS BOX offers flexibility in stock costs.