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The 1.6T OSFP-RHS is a high-speed optical transceiver designed for high thermal dissipation requirements. It features a thinner heatsink profile compared to standard OSFP transceivers and is optimized for integration with cold plates or liquid cooling systems. Supporting a total bandwidth of up to 1.6 Tbps, it is primarily used to meet the demands for high bandwidth, low latency, and high-density deployment in AI computing clusters and hyperscale data centers.
| Factor | Part No. | Fiber Type | Data Rate | Wavelength | Distance | Connector | Case Temperature | Note |
| OSFP-RHS | CL1.6TOSFP2DR4-RHS | SMF | 2x800G | LAN WDM | 500m | 2x MPO-12 | Com. | Data-Sheet |
| OSFP-RHS | CL1.6TOSFP2FR4-RHS | SMF | 2x800G | LAN WDM | 2km | Dual LC/APC | Com. | Data-Sheet |
The C-LIGHT 1.6T OSFP-RHS optical transceiver is a next-generation high-speed optical module designed for AI data centers, hyperscale cloud infrastructure, and high-performance computing (HPC) networks. Supporting up to 1.6Tbps aggregate bandwidth, this optical transceiver enables ultra-high-density, low-latency optical interconnects for next-generation Ethernet architectures.
Based on the OSFP form factor, the 1.6T OSFP-RHS features a reduced-height heatsink design optimized for advanced thermal management. The RHS (Reduced Height Sink) structure provides improved airflow compatibility and supports integration with high-density server systems, cold plate liquid cooling solutions, and emerging AI computing platforms.
The module adopts 8-channel 200Gb/s PAM4 signaling technology with integrated DSP and Forward Error Correction (FEC), providing enhanced signal integrity and reliable transmission performance for demanding AI workloads, GPU clusters, and hyperscale data center networks.
Supports ultra-high-speed 1.6Tbps optical transmission for next-generation Ethernet networks.
OSFP-RHS reduced-height thermal optimized package design improves cooling efficiency and system integration.
Adopts 8-channel 200Gb/s PAM4 modulation technology for high-bandwidth optical connectivity.
Integrated DSP and FEC technology provides enhanced signal integrity and reliable transmission performance.
Designed for AI clusters, HPC systems and hyperscale data centers requiring high bandwidth and low latency.
Supports high-density 800G to 1.6T Ethernet migration and next-generation optical interconnect architectures.
AI Data Center Networks
GPU Cluster Interconnects
High Performance Computing (HPC)
Hyperscale Cloud Data Centers
800G/1.6T Ethernet Infrastructure
High-density optical switching systems
With the rapid growth of AI computing and large-scale GPU clusters, data centers require higher bandwidth, lower latency, and improved thermal efficiency. The C-LIGHT 1.6T OSFP-RHS optical transceiver provides a scalable solution for future optical networks by combining high-speed PAM4 technology, advanced thermal design, and reliable optical performance.
It is an ideal optical interconnect solution for operators, cloud service providers, and data center customers upgrading from 400G and 800G networks toward 1.6T Ethernet architectures.
A 1.6T OSFP-RHS optical transceiver is a next-generation high-speed optical module designed to provide 1.6Tbps data transmission for AI data centers, hyperscale networks, and high-performance computing (HPC) systems. It uses the OSFP-RHS (Reduced Height Sink) form factor with advanced thermal optimization for high-density optical interconnect applications.
The 1.6T OSFP-RHS optical transceiver is mainly used in AI data centers, GPU clusters, cloud computing infrastructure, hyperscale data centers, and next-generation Ethernet networks. It enables high-bandwidth, low-latency connections between switches, servers, and AI accelerator systems.
The C-LIGHT 1.6T OSFP-RHS optical transceiver adopts 8-channel 200Gb/s PAM4 modulation technology, combined with advanced DSP and Forward Error Correction (FEC), to achieve high-speed and reliable optical transmission for next-generation data center networks.
The OSFP-RHS design improves thermal management in high-density data center environments. Compared with traditional OSFP modules, the reduced-height heatsink structure provides better airflow compatibility and supports advanced cooling solutions, including liquid-cooled AI servers and high-performance computing platforms.
The main difference is transmission capacity. An 800G optical transceiver provides 800Gbps bandwidth, while a 1.6T OSFP-RHS optical transceiver doubles the capacity to 1.6Tbps. The 1.6T solution helps data centers support increasing bandwidth requirements from AI workloads, large-scale GPU clusters, and advanced cloud applications.
Yes. The 1.6T OSFP-RHS optical transceiver is designed for next-generation AI infrastructure, including GPU clusters, AI training networks, and high-performance Ethernet architectures requiring high bandwidth, low latency, and efficient thermal performance.
The transmission distance depends on the optical interface configuration. C-LIGHT provides different 1.6T OSFP-RHS solutions supporting short-reach and medium-reach data center interconnect applications according to customer network requirements.
C-LIGHT 1.6T OSFP-RHS optical transceivers combine advanced PAM4 technology, optimized thermal design, high-speed optical performance, and reliable manufacturing capability. They provide a scalable optical interconnect solution for customers upgrading from 400G and 800G networks toward future 1.6T Ethernet systems.
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Please Note: Installing a third party transceiver does not void your network equipment warranty. Network equipment manufacturers all have guidelines stating that warranty support on their products will not be affected.
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