compatible QSFP28-100G-SR4 850nm 100m MMF DDM CISCO Transceiver Module

Wuhan Yongxinfeng Science & Technology Co., Ltd. is located in “Wuhan ● China Optics Valley”, surrounded by a good R&D atmosphere. It is a professional manufacturer of SFP, SFP+, XFP, SFP28, QSFP+, QSFP28, COPPER SFP and GPON”. Yongxinfeng has been deeply involved in the field of high-performance active optical modules. It is a high-tech enterprise integrating R&D, production, sales and technical services. At present, our products are widely used in "network data communication field, security monitoring field, data storage field, industrial power communication field" and so on.
We always adhere to the "customer first, quality-oriented" service concept, uphold integrity, business reputation. At present, the products are widely exported to Brazil, Russia, Ukraine, India, Singapore, Vietnam and other countries. By continuously improving our after-sales service system, we are able to provide our customers with higher quality products and services. Yongxinfeng Technology always adheres to the "trust" as the root, based on the "quality"-based business philosophy, and establishes long-term cooperative relationships with customers to achieve a win-win result.
Yongxinfeng Science & Technology has always focused on the field of optical modules and has continuously invested a large amount of money in the research and development of new products. As the size of the plant and the number of employees continue to grow, the plant's production capacity continues to increase. We can provide OEM and ODM services to our customers. All customers can enjoy the “one-year replacement, three-year warranty and lifetime technical support” after-sales service. After years of technical accumulation, our products are compatible with all brands of switches.