2/4 Channel Contact Closure over Fiber Converter | Network Switch & Media Converter Manufacturer | CTC Union

The Contact Closure over Fiber extender IFC-CCF series supports 2/4 channel contact closure to connect two points through a multi-mode or single-mode optical fiber, and then use a contact closure switch to open or close the contact between the two points. It is typically used in applications such as access control system, alarm event triggering, building automation, security barriers status indications and environmental control systems, fire & alarm systems, traffic signal control equipment etc. CTC Union is high-quality 2/4 Channel Contact Closure over Fiber Converter, 2/4 Channel Contact Closure input, 2/4 Relay output , over fiber transmission manufacturer from Taiwan since 1993. CTC Union is a leading Taiwanese manufacturer specializing in telecommunication products such as L2 Ethernet switches, transponders, and industrial Ethernet switches, converters, and injectors. The company maintains strict control over product design, ensuring compliance with certifications like CE, FCC, UL, IEC 62443-4-1, EN50155, EN45545-2, and IEC61850-3. CTC Union has established strong global partnerships with voice and data carriers, enterprises, and industrial Ethernet users, providing direct engineering and technical support from its headquarters in Taipei, Taiwan. With more 30 years professional experience, CTC Union is a Taiwan manufacturer of telecommunication products and industrial Ethernet switch, converter, injector. Strictly control all product design.