E-mail: sales@fibertoptech.com
QSFP28 100G CWDM4 ER4 Transceiver SMF 1310nm 40km LC DOM
100GBASE-ER4 QSFP28 is Multi-rate 100Gb/s QSFP28 ER4 transceiver.
It is compliant with the QSFP28 MSA and IEEE 802.3ba and OTU4 4I1-9D1F.
QSFP28 ER4 transceiver modules are designed for use in 100 Gigabit Ethernet and 4x28G OTN client interfaces over single mode fiber.
Technical Specification
| Vendor Name | FIBERTOP | FIBERTOP Part Number(s) | QFP-LW31HD-40DC |
| Transceiver Type | ER4 | Reach | 40km |
| Wavelength |
1294.53 – 1296.59 1299.02 – 1301.09 1303.54 – 1305.63 1308.09 – 1310.19 |
Form Type | QSFP28 |
| Speed Description | 103.1 and 112 Gb/s | Media | SMF |
| Connector | LC | Extinction Ratio | > 4.0 dB |
| TX Power | -2.5 ~ 6.5 dBm | Receiver Sensitivity | < -18.5 dBm |
| Applications |
100GBASE-ER4 100G Ethernet 100GE 4WDM-40 Applications OTN OTU4 4I1-9D1F |
Environment |
Operating:0 to 70°C Storage: -40 to 85°C |




