WaveLink
WaveLink
100G Base-t Ethernet Module 850nm 100m MPO QSFP28 Optical Transceiver
QSFP28 100G Base-t 850nm 100m MPO MMF Fiber Optical Transceiver Module
100GBASE-LR4 Duplex LC SMF Optical Transceiver Module Single Mode 1310nm 100G QSFP28 10km
100GBASE-ER4 SMF QSFP28 Transceiver Duplex LC Single Mode 1310nm 100G Optical Module 40km
100GBASE-ZR4 Duplex LC SMF Optical Module 1310nm Single Mode 100G QSFP28 Transceiver 80km
200GBASE-SR4 Optical Transceiver Module MTP/MPO-12 MMF Multimode 850nm 200G QSFP56 100m
400G DR4 QSFP-DD PAM4 1310nm 500m MTP/MPO-12 APC SMF Optical Transceiver Module
Single Mode 400G CWDM QSFP-DD LR4 10km Duplex LC SMF Optical Transceiver Module
In the current era of Artificial Intelligence (AI) and Machine Learning (ML), the demand for bandwidth is accelerating at an unprecedented rate. High-speed optical transceivers have transitioned from being auxiliary components to the very backbone of modern computing. As a leading optical transceiver factory, we analyze the shift from 100G to 400G not just as a speed upgrade, but as a fundamental change in modulation techniques and signal integrity management.
The QSFP28 form factor remains the workhorse for enterprise networks. Utilizing four 25Gbps channels, it provides a perfect balance of cost, power consumption, and density. Our factory specializes in 100G modules that range from SR4 (Short Range) for intra-rack connections to ZR4 for ultra-long-haul 80km transmission.
200G modules, utilizing PAM4 (4-level Pulse Amplitude Modulation) technology, double the data rate of 100G without increasing the baud rate. This transition is critical for data centers looking to bridge the gap between traditional 100G architectures and the massive throughput of 400G.
The Double Density (DD) form factor is the cornerstone of 400G technology. By adding a second row of electrical contacts, QSFP-DD maintains backwards compatibility with QSFP28 while enabling 8 channels of 50Gbps (PAM4). Our factory is at the forefront of 400G DR4, FR4, and LR8 manufacturing, essential for AI training clusters.
WaveLink Optoelectronics Co., Ltd. is a professional manufacturer specializing in high-performance optical transceivers and fiber optic connectivity solutions for telecom and data center applications.
Founded in 2016, WaveLink has built a strong reputation in the global optoelectronics industry. With 7 years of export experience, we maintain partnerships with more than 1,200 upstream supply chain partners, enabling stable component sourcing and fast production scaling. In the past year, our research team launched approximately 180 new product models, continuously driving innovation.
The global dominance of Chinese optical module factories is not merely a result of cost, but of systemic integration. At WaveLink, we leverage the "Silicon Valley of China" ecosystem to ensure zero-bottleneck production.
Our facility handles everything from COB (Chip on Board) assembly to TOSA/ROSA packaging. This vertical integration allows us to reduce lead times by 40% compared to fragmented assembly lines. Every module undergoes 100% performance testing, optical signal integrity testing, and high-temperature aging tests.
Our quality control team consists of 45 dedicated QC engineers. Product inspection methods include automated optical testing (AOI), manual visual inspection, and real-time digital calibration systems. We ensure compliance with MSA (Multi-Source Agreement) standards, guaranteeing 100% interoperability with major vendors like Cisco, Arista, and Juniper.
Optical modules are being deployed in increasingly specialized environments. Our 100G/200G/400G modules are optimized for:
The industry is moving toward 800G and 1.6T. Our factory's R&D roadmap focuses on three pillars:
Serving markets in North America, Europe, Southeast Asia, and the Middle East, WaveLink ensures full regulatory compliance including CE, FCC, RoHS, and TAA (where applicable). We provide localized technical support and protocol-specific design optimization to ensure our customers' network stability.
A: QSFP56 supports 200G via 4x50G PAM4 lanes. QSFP-DD (Double Density) supports 400G by using 8 lanes of 50G. QSFP-DD ports are backwards compatible with QSFP28 modules, whereas QSFP56 is a specific standard for 200G.
A: We utilize a massive library of EEPROM codes and test each module in our compatibility lab, which contains switches from Cisco, Arista, Juniper, Dell, and Mellanox, ensuring seamless "plug-and-play" performance.
A: Yes. With a research team of 220 engineers, we offer full OEM/ODM services, including customized labeling, firmware coding, and specific hardware modifications for unique environmental requirements.
400GBASE-FR4 Duplex LC Optical Module 400G CWDM QSFP-DD PAM4 2km DDM SMF Optical Transceiver
400GBASE-LR8 Duplex LC Optical Transceiver Module SMF 1310nm 400G QSFP-DD 10km
400GBASE-ER8 Single Mode 1310nm 400G QSFP-DD 40km Duplex LC SMF Optical Transceiver Module
Multiple Mode 850nm 400G QSFP-DD SR8 100m MTP/MPO-16 APC MMF Optical Transceiver Module
100GBASE-PSM4 QSFP28 1310nm 500m SMF 100G MPO-12 Optical Transceiver Module
QSFP28 100GBASE-PLR4L 1310nm 2km 100G MPO-12 SMF Optical Transceiver Module
100GBASE-ESR4 QSFP28 100G 850nm 300m MPO-12 MMF Optical Transceiver Module
100GBASE-SL4 Multimode 100G QSFP28 850nm 30m MPO-12 MMF Optical Transceiver Module