On-site coverage: Crealights Technology's 1.6T high-speed optical module makes its debut at OFC 2025
04/03
2025
At OFC 2025, a grand event in the global optical communication field, Crealights Technology made a stunning appearance with its flagship products such as 1.6T OSFP-XD Coherent lite, 1.6T OSFP 2×DR4, and 800G OSFP-RHS 2×DR4 silicon photonics modules. It has brought a brand-new solution to optical interconnection in the AI era.
Highlights of the exhibition
<1.6T OSFP-XD Coherent lite>

Product Features:
● 4 channels of 400Gb/s DP-QAM16 module
● Quad SN connector receptacle optical interface compliant
● 2-20km SMF fiber link length
● Hot-pluggable OSFP-XD form factor
Product Highlights:
● Adopting silicon photonics integration technology, it supports 4×400G DP-QAM16 transceiver and transmission, with a transmission distance of up to 20km.
● Full Flip-chip packaging process, multi-channel excellent high-frequency consistency.
● It adopts an advanced heat dissipation design to meet the usage requirements under air-cooled conditions.
<1.6T OSFP 2×DR4>

Product Features:
● 212.5Gbps/ln or 224Gbps/ln by PAM4 modulation
● 8×200G PAM4 Sipho-based transmitter
● <2dB TDECQ>3.5dB ER
● Built-in 5nm DSP chip
● Flip-chip Packaging Form for Optoelectronic Chip
● Maximum link length of 500m on SMF fiber
● Dual MPO-12 APC connector receptacle optical interface compliant
● Hot-pluggable OSFP1600 form factor
Product Highlights:
● Based on a mature silicon photonics technology platform, the product features outstanding reliability and performance, making it suitable for high-density and high-efficiency AI scenarios. It provides an efficient optical interconnection solution for the training and inference of large AI models.
● The product simplifies the device with an innovative silicon photonics integration solution and the module design is highly integrated and features excellent high-frequency performance.
● It adopts an advanced heat dissipation design to meet the usage requirements under air-cooled conditions.
<800G OSFP-RHS 2×DR4>

Product Features:
● Silicon Photonics solution
● Less than 14W power consumption
● High performance transmission properties
● Optimizations of thermal dissipation
Product Highlights:
● Adopting silicon photonics integration technology, it meets the 8×100G PAM4 transmission rate at 2km distance.
● The brand-new heat dissipation design and optimization have made the overall power consumption less than 14W.
During the OFC 2025 exhibition, Crealights also showcased a series of immersion liquid-cooled optical module products such as 800G OSFP 2×DR4, 400G OSFP DR4, 800G OSFP SR8, and 400G OSFP SR4, providing comprehensive solutions for customers' various application scenarios.

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