QSFP28-100G-CWDM4 is a Four-Channel, Pluggable, dual LC, Fiber-Optic QSFP28 Transceiver for 100G Ethernet applications. The QSFP28 full-duplex optical module offers 4 independent transmit and receive channels, each capable of 26Gbps operation for an aggregate data rate of 104Gbps 10km using single mode fiber. These modules are designed to operate over single mode fiber systems using 1271nm-1331nm DFB laser array.QSFP28 CWDM4 is one kind of transceiver which provides increased port density and total system cost savings. They are compliant with the QSFP28 MSA, CWDM4 MSA and portions of IEEE P802.3bm.


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Part Number QSFP28-100G-eCWDM4
Vendor Name HaloWill
Form Factor QSFP28
Wavelength 1271nm, 1291nm, 1311nm and 1331nm
Connector LC Duplex
Transmitter Type 4 x CWDM DML (DFB)
Data Rate up to 104Gbps (4x26Gbps)
Reach 10km
Cable Type SMF
DDM/DOM Supported
TX Power ≤2.5dBm
Power Consumption <3.5W
Modulation Format NRZ
Packaging COB
Receiver Type PIN
Operating Temperature 0 to 70°C
Receiver Sensitivity <-11.5dBm
Receiver Overload 2.5dBm
Extinction Ratio >3.5dB
CDR TX & RX Built-in CDR
Host FEC Supported
BER 5E-5
MTBF 708,800,000 hours
Warranty 3 years
Protocols IEEE 802.3ba, IEEE 802.3bm, SFF-8665, SFF-8636, QSFP28 MSA
Application Data Center, 100GBASE Ethernet

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