A modular connector is a type of electrical connector for cords and cables of electronic devices and appliances, such as computer networking, telecommunication equipment, and audio headsets.


Support 10/100BT, 1GBT, 2.5GBT, 5GBT and 10GBase-T Ethernet applications.

The unique contact design of the connector addresses cross talk and return loss issues which are common when using RJ45 connectors in high-frequency applications


Designed for GIGA, 2.5G, 5G, and even 10G high-frequency network transmission applications.

Designed to meet the needs of Ethernet applications.

PoE applications are available.

Can provide reliable Ethernet transmission in passive connector applications.

With 90-degree and 180-degree configurations, also can choose shielded/unshielded or single/dual layer, for most applications.

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CTK Keystone Jack is high-quality and guaranteed performance up to 40Gigabit Ethernet, Third-party verified by Intertek Testing Services (ETL).

Exceeds ANSI/TIA-568.2-D and ISO/IEC 11801-1 for channel, link, and component requirements

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CTK Patch Panel series is available in either 24- or 48-port configurations and meets all ANSI/TIA-568-D, ANSI/TIA-1096-A, and IEC 60603-7 requirements and applicable standards.

Panels can mount on standard 19-inch of rack or cabinet.


Reduced cost and increased effectiveness of IT operations

A platform for high-quality network management services

Improved customer responsiveness

Enhanced physical security