QSFP28 100G CWDM4 2km
● Four-channel full-duplex transceiver modules
● Transmission data rate up to 26Gbit/s per channel
● Up to 2km transmission of single mode fiber
● Low power consumption <3.5W 
● Operating case temperature 0℃ to +70℃
● 3.3V power supply voltage
● RoHS 6 compliant 
● Hot Pluggable QSFP form factor
● LC connector receptacle
● Built-in digital diagnostic function
The HTQS-HSC4CL QSFP28 CWDM 2KM 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 2km 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.

100G Ethernet
Proprietary High Speed Interconnections
100G CWDM4 application with FEC

Compatible brands 
HTF optional transceiver have been successfully tested with below brands:
HTF 100GBASE-CWDM4 QSFP28 1310nm 2km DOM LC SMF Compatible with the following brand and more
Cisco QSFP-100G-CWDM4-S 2km Arista Networks QSFP-100G-CWDM4
Juniper Networks QSFP-100G-CWDM4 Brocade 100G-QSFP28-CWDM4-2KM
Dell QSFP-100G-CWDM4 Extreme 100G-QSFP28-CWDM4-2KM
HW 02311MNN H3C QSFP-100G-LR4L-WDM1300
Mellanox MMA1L30-CM FS QSFP28-IR4-100G 2km
Generic Compatible 100GBASE-CWDM4 Edge-Core ET7402-IR4
Avago QSFP28-IR4-100G Allied Telesis QSFP28-IR4
Chelsio SM100G-IR4 D-Link DEM-Q28X02Q-IR4
F5 Networks F5-UPG-QSFP28-IR4 Fortinet FG-trAN-QSFP28-IR4
Mikrotik Q28+IRDLC2D MRV QSFP28-100GE-CWDM4
Check Point CPAC-tr-100IR-SSM160-QSFP28-C
Palo Alto Networks PAN-100G-QSFP28-IR4
Support Customized 100GBASE-CWDM4 QSFP28 1310nm 2km DOM LC SMF Module

Ordering Information
Part Number Package Data Rate Reach Wavelength TX output RX Sensitivity Power Consumption Interface
HTQS-HM85S QSFP28 SR4 100Gbps 100m 850nm -8.4~2.4dBm -10.3dBm <2W MPO/MTP
HTQS-HS4CL QSFP28 LR4 100Gbps 10km LAN WDM -4.3~4.5dBm  -10.6dBm <3.5W LC
HTQS-HS4CE QSFP28 ER4 100Gbps 40km LAN WDM -2.9~4.5dBm  -14.6dBm <4.5W LC
HTQS-HS4CZ QSFP28 ZR4 100Gbps 80km LAN WDM +2.0 ~ +6.5dBm -28dBm <6.5W LC
HTQS-HSC4CL QSFP28 CWDM4 100Gbps 2km CWDM -6.5~2.5dBm  -10dBm <3.5W LC
HTQS-PSM4L2 QSFP28 PSM4 100Gbps 2km 1310nm -6.0~2.0dBm  -11.3dBm <3.5W MPO/MTP

If you have customized requirement for the TX output, RX Sensitivity etc, contact HTF sales online or leave message. 
HTF team will support you within 24 hours.  
Submit the following information then can download and know more