Total Solution Manufacturing
our company is dedicated to becoming a global leader in optical module products.
Connectivity for Data Center
Founded in 2013, Walsun is primarily involved in the design, development, and manufacture of high-speed optical transceivers in the field of optical communication. It is a manufacturer of integrated solutions for high-speed optical transceivers. We can provide customers with customized designs and services to meet the needs of their specific products.
The advantage products include 400G QSFP-DD DR4/FR4/LR4/ER4, 100G QSFP28 LR4/ER4/ZR4/BIDI ZR4, 100G LR1 /ER1, 40G QSFP+ ZR4/BIDI ZR4, 25G SFP28 DWDM/CWDM/BIDI, 25G/10G Tunable DWDM, 10G SFP+ DWDM/CWDM/BIDI and other full range of optical transceiver solutions. Products meet low power consumption and EMI design, support commercial and industrial temperature.


One-stop Optical Transceiver & Fiber Optic Solution Provider
Obsolescence, Industrial, Enterprise Transceiver Specialists | Plug & Play Drop In | Traceable Supply Chain | Custom Build | Controlled BOM Manufacture | Contract Pricing | Long-Term Supply Agreements












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