The 90° punch down RJ45 keystone jack offers the highest assembling quality, suitable with 23~26 stranded and solid cable. The unshielded version offers you an economical choice. This RJ45 keystone jack provides exceptional performance with high quality and is suitable with the Cat6A cabling system, including patch cords, panels, and couplers. > Products > Structured Cabling System > RJ45 Keyston Jack > Cat6A Keystone Jack > Cat6A 90° UTP Keystone Jack N445X-168-0X High-Speed Jack SFP Series Structured Cabling System RJ45 Keystone Jack RJ45 Coupler Jack Patch Panel Intelligent Cabling System Accessories Modular Jack PCB Jack Magnetic Modular Jack Product Do you have any questions? Please don't hesitate to contact us! Contact Us Contact Us N44X5-168-0X C6A 90° UTP Keystone N44X5-168-0X C6A 90° UTP Keystone N44X5-168-0X C6A 90° UTP Keystone N44X5-168-0X C6A 90° UTP Keystone 1/3 90° Punch Down RJ45 Keystone Jack The 90° punch down RJ45 keystone jack offers the highest assembling quality, suitable with 23~26 stranded and solid cable. This RJ45 keystone jack with a wiring scheme label makes your terminated work easy-recognized. The unshielded version offers you an economical choice. This RJ45 keystone jack provides exceptional performance with high quality and is suitable with the Cat6A cabling system, including patch cords, panels, and couplers. Feature Exceeds Cat6A performance standards (500MHz) Universal IDC for both 110 & Krone tool 568A & 568B wiring options 23~26 AWG Mechanical Electrical Dimensions File Download Voltage Rating: 125 VAC RMS. Current Rating: 1.5 AMP. Contact Resistance: 100 Milliohms MAX. Insulation Resistance: 1000 Megohms Min @ 500 VDC Dielectric Strength: 750 VAC RMS 60Hz, 1 min. Connecting Hardware: Conform to ANSI/TIA-568.2-D Drawing Housing Material: PC UL94V-0 Insert Material: PBT+30% GF. UL94V-0 PCB Material: FR-4 Contact Material: Phosphor Bronze Stamp pin t=0.35mm IDC Contact Material: Phosphor Bronze t=0.50mm With Nickel Plating Wire: 23~26 AWG Exporter of RJ45 Connector/Manufacturer/Customize/8P8C/Modular Jack/Keystone Jack | CTK Contact CTK is a manufacturer in Taiwan and has been committed to developing RJ45 connectors since 2003, which owns two factories in China. We have professional R&D capability and perfect producing quality with clients' reliability. Our main products include 6P6C, and 8P8C connectors, highspeed modular jacks, and transformer jacks. We also developed structured cabling system-related products, like RJ45 keystone jacks, coupler jacks, patch panels, and other accessories. Recently, we developed our intelligent structured cabling system trusted by our clients. We offer customized services for your needs. CTK owns ETL, UL, CE, PPPoE, and UKCA certifications, which are worthy of your trust.

The 90° punch down RJ45 keystone jack offers the highest assembling quality, suitable with 23~26 stranded and solid cable. The unshielded version offers you an economical choice. This RJ45 keystone jack provides exceptional performance with high quality and is suitable with the Cat5e cabling system, including patch cords, panels, and couplers. > Products > Structured Cabling System > RJ45 Keyston Jack > Cat5e Keystone Jack > Cat5e 90° UTP Keystone Jack N442X-168-0X High-Speed Jack SFP Series Structured Cabling System RJ45 Keystone Jack RJ45 Coupler Jack Patch Panel Intelligent Cabling System Accessories Modular Jack PCB Jack Magnetic Modular Jack Product Do you have any questions? Please don't hesitate to contact us! Contact Us Contact Us N442X-168-0X C5E 90° UTP Keystone N442X-168-0X C5E 90° UTP Keystone N442X-168-0X C5E 90° UTP Keystone N442X-168-0X C5E 90° UTP Keystone 1/4 90° Punch Down RJ45 Keystone Jack The 90° punch down RJ45 keystone jack offers the highest assembling quality, suitable with 23~26 stranded and solid cable. This RJ45 keystone jack with a wiring scheme label makes your terminated work easy-recognized. The unshielded version offers you an economical choice. This RJ45 keystone jack provides exceptional performance with high quality and is suitable with the Cat5E cabling system, including patch cords, panels, and couplers. Feature Exceeds Cat6A performance standards (500MHz) Universal IDC for both 110 & Krone tool 568A & 568B wiring options 23~26 AWG Mechanical Electrical Dimensions File Download Voltage Rating: 125 VAC RMS. Current Rating: 1.5 AMP. Contact Resistance: 100 Milliohms MAX. Insulation Resistance: 1000 Megohms Min @ 500 VDC Dielectric Strength: 750 VAC RMS 60Hz, 1 min. Connecting Hardware: Conform to ANSI/TIA-568.2-D Drawing Housing Material: PC UL94V-0 Insert Material: PBT+30% GF. UL94V-0 PCB Material: FR-4 Contact Material: Phosphor Bronze Stamp pin t=0.35mm IDC Contact Material: Phosphor Bronze t=0.50mm With Nickel Plating Wire: 23~26 AWG Exporter of RJ45 Connector/Manufacturer/Customize/8P8C/Modular Jack/Keystone Jack | CTK Contact CTK is a manufacturer in Taiwan and has been committed to developing RJ45 connectors since 2003, which owns two factories in China. We have professional R&D capability and perfect producing quality with clients' reliability. Our main products include 6P6C, and 8P8C connectors, highspeed modular jacks, and transformer jacks. We also developed structured cabling system-related products, like RJ45 keystone jacks, coupler jacks, patch panels, and other accessories. Recently, we developed our intelligent structured cabling system trusted by our clients. We offer customized services for your needs. CTK owns ETL, UL, CE, PPPoE, and UKCA certifications, which are worthy of your trust.

The RJ45 keystone jack is ETL verified, which offers exceptional transmission performance with Cat6 standard. The unique-designed cap with a breach gives the cabling two options, 180°, and 90°, making your cabling more flexible. > Products > Structured Cabling System > RJ45 Keyston Jack > Cat6 Keystone Jack > Cat6 180° UTP Punch-Down Keystone Jack ETL Verified N4435-107-0X High-Speed Jack SFP Series Structured Cabling System RJ45 Keystone Jack RJ45 Coupler Jack Patch Panel Intelligent Cabling System Accessories Modular Jack PCB Jack Magnetic Modular Jack Product Do you have any questions? Please don't hesitate to contact us! Contact Us Contact Us C6 Keystone N443X-107-0X 180 degree UTP Punch Down, ETL Verified C6 Keystone N443X-107-0X 180 degree UTP Punch Down, ETL Verified 1/1 ETL component verified Category 6 180° UTP RJ45 Keystone Jack The RJ45 keystone jack is ETL verified, which offers exceptional transmission performance with Cat6 standard. The unique-designed cap with a breach gives the cabling two options, 180°, and 90°, making your cabling more flexible. The keystone jack suit with our patch panels and well outlet with complete Cat6 cabling system, exceeding Cat6 performance standard. Also, it can install our dust cover to prevent dust. Description ETL Hardware Certification 180°/90° cabling option With a dust cover option Multi-color option Universal IDC for both 110 & Krone tool 22~24 AWG 3D Model Mechanical Electrical Dimensions File Download Voltage Rating: 125 VAC RMS. Current Rating: 1.5 AMP. Contact Resistance: 20 Milliohms MAX. Insulation Resistance: 1000 Megohms Min @ 500 VDC Dielectric Strength: 750 VAC RMS 60Hz, 1 min. Drawing Housing Material: PC UL94V-0 Insert Material: PC UL94V-0 PCB Material: FR-4 Contact Material: Phosphor Bronze IDC Contact Material: Phosphor Bronze With Nickel or Silver Plating Wire: 22~24 AWG Exporter of RJ45 Connector/Manufacturer/Customize/8P8C/Modular Jack/Keystone Jack | CTK Contact CTK is a manufacturer in Taiwan and has been committed to developing RJ45 connectors since 2003, which owns two factories in China. We have professional R&D capability and perfect producing quality with clients' reliability. Our main products include 6P6C, and 8P8C connectors, highspeed modular jacks, and transformer jacks. We also developed structured cabling system-related products, like RJ45 keystone jacks, coupler jacks, patch panels, and other accessories. Recently, we developed our intelligent structured cabling system trusted by our clients. We offer customized services for your needs. CTK owns ETL, UL, CE, PPPoE, and UKCA certifications, which are worthy of your trust.

The screened RJ45 keystone jack is designed with a metal shield, decreasing transmission loss. The label of a wiring scheme map on the shield helps you easily terminate the cable. There is a tail on the end of the keystone jack to firm the patch cord with the keystone jack. > Products > Structured Cabling System > RJ45 Keyston Jack > Cat5e Keystone Jack > Cat5e 90° FTP Keystone Jack N4421-116-0X High-Speed Jack SFP Series Structured Cabling System RJ45 Keystone Jack RJ45 Coupler Jack Patch Panel Intelligent Cabling System Accessories Modular Jack PCB Jack Magnetic Modular Jack Product Do you have any questions? Please don't hesitate to contact us! Contact Us Contact Us C5e Keystone N4421-116-0X 90 degree STP Punch Down C5e Keystone N4421-116-0X 90 degree STP Punch Down 1/1 Screened Category 5e 90° RJ45 female keystone jack with black housing The screened RJ45 keystone jack is designed with a metal shield, decreasing transmission loss. The label of a wiring scheme map on the shield helps you easily terminate the cable. There is a tail on the end of the keystone jack to firm the patch cord with the keystone jack. CTK can customize your housing color depending on your need. Description Housing is made of PC UL94V-0 Exceeds Cat5e performance standards (100MHz) Universal IDC for 110 & Krone tool 24~26 AWG Mechanical Electrical Dimensions File Download Voltage Rating: 125 VAC RMS. Current Rating: 1.5 AMP. Contact Resistance: 100 Milliohms MAX. Insulation Resistance: 1000 Megohms Min @ 500 VDC Dielectric Strength: 750 VAC RMS 60Hz, 1 min. Drawing Housing Material: PC UL94V-0 Insert Material: Frame Retardancy ABS UL94V-0 PCB Material: FR-4 Thickness 1.6mm Contact Material: Phosphor Bronze Stamp Pin t=0.35mm IDC Contact Material: Phosphor Bronze t=0.50mm with Tin Plating Wire: 24~26 AWG Exporter of RJ45 Connector/Manufacturer/Customize/8P8C/Modular Jack/Keystone Jack | CTK Contact CTK is a manufacturer in Taiwan and has been committed to developing RJ45 connectors since 2003, which owns two factories in China. We have professional R&D capability and perfect producing quality with clients' reliability. Our main products include 6P6C, and 8P8C connectors, highspeed modular jacks, and transformer jacks. We also developed structured cabling system-related products, like RJ45 keystone jacks, coupler jacks, patch panels, and other accessories. Recently, we developed our intelligent structured cabling system trusted by our clients. We offer customized services for your needs. CTK owns ETL, UL, CE, PPPoE, and UKCA certifications, which are worthy of your trust.

CTK 's Cat8 Keystone Jack supports 25G/ 40GBASE-T Ethernet with complete reliability. The die-cast shield makes the signal transmission a high performance. CTK's Cat8 keystone jack is suitable for our blank patch panel or wall outlet. Cat8 Keystone Jack > Products > Structure Cabling System > RJ45 Keyston Jack > Cat8 Keyston Jack > High-Speed Jack SFP Series Structured Cabling System RJ45 Keystone Jack RJ45 Coupler Jack Patch Panel Intelligent Cabling System Accessories Modular Jack PCB Jack Magnetic Modular Jack Product Do you have any questions? Please don't hesitate to contact us! Contact Us Contact Us Next-Level Networking: The Cat8 Keystone Jack The CTK Cat8 Keystone Jack represents a pinnacle in network connectivity, aligning with ANSI/TIA 568.2-D Category 8-2 Connector Permanent Link (24M) standards. This certification ensures compliance with the latest industry benchmarks, specifically the demanding Category 8-2 specifications. With support for 25G and 40GBASE-T Ethernet, our Cat8 Keystone Jack is engineered to deliver exceptional performance and reliability in high-speed data transmission environments. One of the key features contributing to the superior signal transmission of our Cat8 Keystone Jack is the inclusion of a die-cast shield. This shield enhances the overall performance, ensuring that signals remain robust and reliable even in challenging networking conditions. The result is a high-performance connectivity solution that meets the stringent demands of modern networks. In choosing CTK's Cat8 Keystone Jack, you're not only embracing cutting-edge technology but also investing in a solution designed for reliability, performance, and adaptability. Whether you require a standardized configuration or a customized solution, our Cat8 Keystone Jacks stand ready to elevate your network connectivity to new heights. View More Cat8 180° Die-Casting Toolless Keystone Jack Exporter of RJ45 Connector/Manufacturer/Customize/8P8C/Modular Jack/Keystone Jack | CTK Contact CTK is a manufacturer in Taiwan and has been committed to developing RJ45 connectors since 2003, which owns two factories in China. We have professional R&D capability and perfect producing quality with clients' reliability. Our main products include 6P6C, and 8P8C connectors, highspeed modular jacks, and transformer jacks. We also developed structured cabling system-related products, like RJ45 keystone jacks, coupler jacks, patch panels, and other accessories. Recently, we developed our intelligent structured cabling system trusted by our clients. We offer customized services for your needs. CTK owns ETL, UL, CE, PPPoE, and UKCA certifications, which are worthy of your trust.

CTK's Cat6A Keystone Jack can provide a shielded or unshielded type with an efficient transmission. Also, there are two cabling directions, 90° and 180°, to let your choice depend on your wiring space. Cat6A Keystone Jack > Products > Structure Cabling System > RJ45 Keyston Jack > Cat6A Keyston Jack > High-Speed Jack SFP Series Structured Cabling System RJ45 Keystone Jack RJ45 Coupler Jack Patch Panel Intelligent Cabling System Accessories Modular Jack PCB Jack Magnetic Modular Jack Product Do you have any questions? Please don't hesitate to contact us! Contact Us Contact Us Performance Unleashed: The Role of Cat6a Keystone Jacks in Modern Networks The CTK Cat6A Keystone Jack stands as a testament to excellence, aligning seamlessly with international standards. Compliant with ISO/IEC 11801 and TIA-568.2-D, this Keystone Jack adheres to the highest benchmarks in the industry, ensuring reliability and compatibility with global networking standards. Versatility is at the core of our Cat6A Keystone Jack design. It caters to diverse networking needs, offering both shielded and unshielded types for efficient data transmission. Moreover, you have the flexibility to choose between two cabling directions, 90°, and 180°, allowing you to adapt the Keystone Jack to the specifics of your wiring space. This adaptability ensures that the Cat6A Keystone Jack seamlessly integrates into a variety of network configurations, providing optimal performance tailored to your requirements. Recognizing the importance of personalization, CTK offers a wide range of customization options for every type of keystone. Whether you desire your logo prominently displayed or have specific plating thickness preferences, we are committed to accommodating your unique needs. This level of customization empowers you to shape the Keystone Jack to align perfectly with your brand identity and project requirements. 1 2 1 ... 1 2 ... 2 View More Cat6A 180° UTP Punch-Down Keystone Jack View More Cat6A 180° Die-Casting Slim Type Keystone Jack View More Cat6A 180° UTP Toolless Keystone Jack View More Cat6A 180° Die-Casting Toolless Keystone Jack, ETL Verified View More Cat6A 90° UTP Toolless Keystone Jack View More Cat6A 90° UTP Keystone Jack Exporter of RJ45 Connector/Manufacturer/Customize/8P8C/Modular Jack/Keystone Jack | CTK Contact CTK is a manufacturer in Taiwan and has been committed to developing RJ45 connectors since 2003, which owns two factories in China. We have professional R&D capability and perfect producing quality with clients' reliability. Our main products include 6P6C, and 8P8C connectors, highspeed modular jacks, and transformer jacks. We also developed structured cabling system-related products, like RJ45 keystone jacks, coupler jacks, patch panels, and other accessories. Recently, we developed our intelligent structured cabling system trusted by our clients. We offer customized services for your needs. CTK owns ETL, UL, CE, PPPoE, and UKCA certifications, which are worthy of your trust.

CTK's RJ45 Keystone Jack provides Cat8 to Cat3, which can satisfy your performance needs. The keystone jacks range from shielded/unshielded, toolless/punch-down, and 90°/180°. RJ45 Keystone Jack > Products > Structure Cabling System > RJ45 Keyston Jack > High-Speed Jack SFP Series Structured Cabling System RJ45 Keystone Jack RJ45 Coupler Jack Patch Panel Intelligent Cabling System Accessories Modular Jack PCB Jack Magnetic Modular Jack Product Do you have any questions? Please don't hesitate to contact us! Contact Us Contact Us CTK's commitment to cutting-edge connectivity solutions is exemplified by our diverse range of RJ45 Keystone Jacks, catering to performance needs from Cat8 to Cat3. Whether you're aiming for top-tier data transfer speeds or seeking a reliable solution for more standard applications, our Keystone Jacks are designed to meet and exceed your performance expectations. The versatility of our Keystone Jacks is a standout feature. Offering a spectrum of options, you can choose from shielded or unshielded variants, toolless or punch-down installation methods, and even select the desired orientation with options of 90° or 180° configurations. This flexibility ensures that our Keystone Jacks seamlessly integrate into various networking environments, providing tailored solutions for your specific requirements. In choosing CTK's RJ45 Keystone Jacks, you're not just selecting a product; you're opting for a comprehensive and customizable solution that addresses the unique demands of your networking projects. Our commitment to performance, versatility, and customization positions CTK as your trusted partner in achieving seamless and efficient connectivity solutions. Enhancing Networks with RJ45 Keystone Jack View More Cat8 Keystone Jack View More View More Cat6A Keystone Jack View More View More Cat6 Keystone Jack View More Cat5e Keystone Jack View More Cat3 Keystone Jack Exporter of RJ45 Connector/Manufacturer/Customize/8P8C/Modular Jack/Keystone Jack | CTK Contact CTK is a manufacturer in Taiwan and has been committed to developing RJ45 connectors since 2003, which owns two factories in China. We have professional R&D capability and perfect producing quality with clients' reliability. Our main products include 6P6C, and 8P8C connectors, highspeed modular jacks, and transformer jacks. We also developed structured cabling system-related products, like RJ45 keystone jacks, coupler jacks, patch panels, and other accessories. Recently, we developed our intelligent structured cabling system trusted by our clients. We offer customized services for your needs. CTK owns ETL, UL, CE, PPPoE, and UKCA certifications, which are worthy of your trust.

The Cat3 Keystone Jacks are designed for wiring a telephone or low-speed data network. The design of CTK Cat3 keystone jacks provides excellent performance that meets or exceeds the industry standard TIA-568.2-D. Cat3 Keystone Jack > Products > Structure Cabling System > RJ45 Keystone Jack > Cat3 Keystone Jack > High-Speed Jack SFP Series Structured Cabling System RJ45 Keystone Jack RJ45 Coupler Jack Patch Panel Intelligent Cabling System Accessories Modular Jack PCB Jack Magnetic Modular Jack Product Do you have any questions? Please don't hesitate to contact us! Contact Us Contact Us An older standard of networking infrastructure: Cat3 Keystone Jack Tailored for telephone and low-speed data networks, Cat3 Keystone Jacks by CTK represent a cornerstone in the history of networking infrastructure. Crafted to meet the specific demands of voice and early data applications, these keystone jacks carry a legacy of reliable performance. The design of CTK's Cat3 Keystone Jacks is engineered for excellence, ensuring a level of performance that not only meets but often exceeds the industry-standard TIA-568.2-D. This commitment to quality positions these keystone jacks as reliable components in networks where lower speeds and voice communication requirements are prevalent. View More Cat3 180° UTP Keystone Jack View More Cat3 90° UTP Keystone Jack Exporter of RJ45 Connector/Manufacturer/Customize/8P8C/Modular Jack/Keystone Jack | CTK Contact CTK is a manufacturer in Taiwan and has been committed to developing RJ45 connectors since 2003, which owns two factories in China. We have professional R&D capability and perfect producing quality with clients' reliability. Our main products include 6P6C, and 8P8C connectors, highspeed modular jacks, and transformer jacks. We also developed structured cabling system-related products, like RJ45 keystone jacks, coupler jacks, patch panels, and other accessories. Recently, we developed our intelligent structured cabling system trusted by our clients. We offer customized services for your needs. CTK owns ETL, UL, CE, PPPoE, and UKCA certifications, which are worthy of your trust.

CTK provides high-quality Cat5e keystone jacks at a reasonable price. The UTP keystone is available in various colors to manage your cabling. Every keystone has a label with a wiring scheme color map, whatever 568A or 568B are allowable. Cat5e Keystone Jack > C5e Keystone > High-Speed Jack SFP Series Structured Cabling System RJ45 Keystone Jack RJ45 Coupler Jack Patch Panel Intelligent Cabling System Accessories Modular Jack PCB Jack Magnetic Modular Jack Product Do you have any questions? Please don't hesitate to contact us! Contact Us Contact Us Essential Connectivity: Navigating Networks with Common Cat5e Keystone Jacks Designed to meet and exceed industry standards, the Cat5e Keystone Jack from CTK is a reliable component in networking infrastructure. Compliant with both ISO/IEC 11801 and TIA-568.2-D, this Keystone Jack aligns with international benchmarks, ensuring compatibility and reliable performance. Supporting 2.5GBASE-T Ethernet, it provides a cost-effective solution for various networking applications. Personalization is a hallmark of CTK's offerings. Customization options include incorporating your logo, adjusting the plating thickness, and selecting the housing color to align with your project's specific requirements. This level of customization ensures that the Cat5e Keystone Jack not only performs optimally but also integrates seamlessly into the aesthetic and functional aspects of your networking project. Choosing CTK's Cat5e Keystone Jack means investing in a product that combines reliability, performance, versatility, and customization. With a focus on international standards and customer needs, CTK's Cat5e Keystone Jacks provide a solid foundation for your networking infrastructure. 1 2 1 ... 1 2 ... 2 View More Cat5e 90° UTP Keystone Jack View More Cat5e 90° UTP Toolless Keystone Jack View More Cat5e 180° FTP Keystone Jack View More Cat5e 90° UTP Keystone Jack View More Cat5e 180° UTP Tooless Keystone Jack View More Cat5e 90° FTP Keystone Jack Exporter of RJ45 Connector/Manufacturer/Customize/8P8C/Modular Jack/Keystone Jack | CTK Contact CTK is a manufacturer in Taiwan and has been committed to developing RJ45 connectors since 2003, which owns two factories in China. We have professional R&D capability and perfect producing quality with clients' reliability. Our main products include 6P6C, and 8P8C connectors, highspeed modular jacks, and transformer jacks. We also developed structured cabling system-related products, like RJ45 keystone jacks, coupler jacks, patch panels, and other accessories. Recently, we developed our intelligent structured cabling system trusted by our clients. We offer customized services for your needs. CTK owns ETL, UL, CE, PPPoE, and UKCA certifications, which are worthy of your trust.

CTK's Cat6 Keystone Jack provides the ultimate performance with high quality. The 90° and 180° types make your cabling more flexible wherever you use it in your home or data center. Cat6 Keystone Jack > Products > Structure Cabling System > RJ45 Keyston Jack > Cat6 Keyston Jack > High-Speed Jack SFP Series Structured Cabling System RJ45 Keystone Jack RJ45 Coupler Jack Patch Panel Intelligent Cabling System Accessories Modular Jack PCB Jack Magnetic Modular Jack Product Do you have any questions? Please don't hesitate to contact us! Contact Us Contact Us Uninterrupted Connectivity: The Reliability of Cat6 Keystone Jack Solutions In the realm of networking reliability, the CTK Cat6 Keystone Jack stands out as a benchmark of excellence. Compliant with both ISO/IEC 11801 and TIA-568.2-D standards, this Keystone Jack ensures not only adherence to international benchmarks but also delivers ultimate performance with a commitment to high quality. Flexibility is at the forefront of the Cat6 Keystone Jack's design. With options for 90° and 180° types, this versatility enables you to optimize cabling in any environment, be it your home or a data center. This adaptability ensures that the Cat6 Keystone Jack seamlessly integrates into various networking setups, offering consistent, high-quality performance wherever it is deployed. 1 2 1 ... 1 2 ... 2 View More Cat6 180° UTP Punch-Down Keystone Jack ETL Verified View More Cat6 180° Die-Casting Toolless Keystone Jack, ETL Verified View More Cat6 180° FTP Keystone Jack View More Cat6 90° UTP Toolless Keystone Jack View More Cat6 180° UTP Punch-Down Keystone Jack View More Cat6 180° UTP Toolless Keystone Jack Exporter of RJ45 Connector/Manufacturer/Customize/8P8C/Modular Jack/Keystone Jack | CTK Contact CTK is a manufacturer in Taiwan and has been committed to developing RJ45 connectors since 2003, which owns two factories in China. We have professional R&D capability and perfect producing quality with clients' reliability. Our main products include 6P6C, and 8P8C connectors, highspeed modular jacks, and transformer jacks. We also developed structured cabling system-related products, like RJ45 keystone jacks, coupler jacks, patch panels, and other accessories. Recently, we developed our intelligent structured cabling system trusted by our clients. We offer customized services for your needs. CTK owns ETL, UL, CE, PPPoE, and UKCA certifications, which are worthy of your trust.