Key manufacturers of EPON equipment with QSFP modules include HSGQ, Fiberpon Technology, and Langzhi China.

HS Fiber Communication Equipment Co., Ltd (HSGQ)

HSGQ, headquartered in Shenzhen, China, specializes in EPON/GPON OLT and ONU equipment, as well as commercial and industrial optical transceivers including SFP and QSFP modules. Established in 2007, HSGQ develops and produces all products independently, holding multiple patents and certifications such as 3C, CE, ANATEL, ISO9001, and RoHS. Their product line supports broadband access and all-optical network solutions, serving over 2,000 clients in more than 70 countries .

Fiberpon Technology

Located in Wuhan, China, Fiberpon Technology manufactures a wide range of fiber optic transceivers, including QSFP28, QSFP+, 10G GPON, SFP+, XFP, and EPON modules. The company emphasizes high-performance active optical devices and provides OEM and customization services. Their products are widely used in network communication systems, industrial electric-power communication, and security monitoring systems, with global exports to countries like the USA, Brazil, Russia, and the UK .

Langzhi China

Langzhi is a professional FTTH equipment manufacturer focusing on GPON/EPON OLT, ONU/ONT, and SFP modules compatible with Huawei and ZTE systems. They offer factory-direct pricing, global shipping, and OEM/ODM services, making them a reliable source for fiber optic network solutions .

Summary

For EPON equipment with QSFP modules, HSGQ, Fiberpon Technology, and Langzhi China are prominent manufacturers offering a combination of OLT/ONU devices, QSFP transceivers, and customizable solutions. These companies provide certified, high-performance optical networking products suitable for both commercial and industrial applications, with global distribution and technical support.