155M, 1G, and 2G SFP modules are widely used in enterprise networks, telecommunications systems, industrial communication networks, and legacy fiber infrastructure. These modules provide reliable optical connectivity for Gigabit Ethernet, Fast Ethernet, and Fiber Channel applications.

HCH offers a complete range of 155M, 1G, and 2G SFP modules, including standard SFP modules, BiDi SFP modules, and copper SFP modules. Multiple wavelength, transmission distance, and connector options are available to support different network deployment requirements.

Designed for stable performance and broad compatibility, our SFP modules are compatible with major networking platforms and are widely used in enterprise, carrier, and industrial networking environments. All products undergo strict quality testing to ensure reliable operation and long service life.