- Compliant to QSFP-DD MSA
- 4 CWDM lanes MUX/DEMUX design
- Duplex LC connector
- Up to 10km transmission on single mode fiber (SMF) with FEC
- 8x53.125Gb/s electrical interface (400GAUI- 8)
- Data Rate 106.25Gbps (PAM4) per channel
- Case temperature range: 0 ~ +70℃
- Maximum power consumption 9W
- RoHS complaint
Quad small form pluggable double density (QSFP-DD) transceivers maximize port economy and density by utilizing multiple lanes of data. The KCO-QDD-400G-LR4-S is a 400Gb/s optical module designed for 10km optical communication applications.
Compatibility Validated in Networking Environments
Duplex LC connector, up to 10km over parallel single-mode fiber
Compliant to IEEE 802.3bs protocol and 400GAUI-8/CEI-56G-VSR-PAM4 standard
Signal carried over four CWDM grid optical wavelengths
Hot swappable and programmed for seamless initialization
Technical Specifications
Form Factor
QSFP-DD
Max Data Rate
400Gbps
Wavelength
1310nm
Distance
10km
Connector
Duplex LC/UPC
Modulation (Electrical)
8x50G-PAM4
Temperature Range
0 to 70°C
Transmitter Type
CWDM EML
Receiver Type
PIN
DDM/DOM
Supported
TX Power
-2.8~4.0dBm
Mini Receiver Power
-9.1dBm
Media
SMF
Modulation (Optical)
4x100G-PAM4
Warranty
3 years
Key Features & Applications
Reliability & Interoperability
Qualified through a rigorous process with advanced equipment to ensure high quality. Every unit is tested for compatibility in targeted environments, guaranteeing flawless operations and seamless connectivity for your network.
Primary Applications
Data Center Interconnect
400G Ethernet
Infiniband Interconnect
Enterprise Networking
Connectivity Solutions
Supports 400G-to-400G Link for Switch-to-Switch, 800G-to-two 400G Links for Switch-to-Switch, and 400G-to-400G Link to ConnectX-7 environments.
Frequently Asked Questions
1. What is the maximum transmission distance of the 400G-LR4-S?
This module supports high-speed data transmission up to 10km over parallel single-mode fiber (SMF).
2. Which connector type does this transceiver use?
It utilizes a Duplex LC/UPC connector for stable and industry-standard optical connections.
3. Is the QSFP-DD module hot-swappable?
Yes, it is a hot-swappable transceiver designed for easy installation and maintenance without powering down the host device.
4. Does it support Digital Diagnostic Monitoring (DDM)?
Yes, DDM/DOM is supported, allowing real-time monitoring of parameters such as temperature, voltage, and optical power.
5. What is the operating temperature range?
The module is designed for commercial temperature ranges, operating reliably between 0 to 70°C.
6. What standards does this module comply with?
It is fully compliant with the IEEE 802.3bs protocol and 400GAUI-8/CEI-56G-VSR-PAM4 standards.
KOCENT OPTEC
