CAT.3 RJ12 6P6C Toolless Keystone Jack Black

This CAT.3 RJ12 6P6C toolless keystone jack provides reliable voice connectivity with easy installation. It is ideal for telephone and PBX systems in structured cabling environments.

SKU KJ-C3U66TBK Category
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The CAT.3 RJ12 6P6C Toolless Keystone Jack is a reliable voice and low-speed data connectivity module designed for structured cabling systems. It supports CAT.3 performance standards and is commonly used for telephone, PBX, and basic communication applications. With a 6-position, 6-contact (6P6C) RJ12 interface, it ensures stable and clear signal transmission in voice networking environments.

Featuring a toolless design, this keystone jack allows for quick and easy installation without the need for a punch-down tool, significantly improving deployment efficiency. Its standard keystone form factor ensures compatibility with wall plates and patch panels, while the durable housing provides long-term mechanical stability.
CategoryCAT.3
InterfaceRJ12 6P6C
Body TypeStandard
ColorBlack
InstallationToolless Termination
ApplicationVoice / Telephone Systems
Transmission SpeedUp to 10 Mbps
  • CAT.3 performance for voice and low-speed data applications
  • RJ12 6P6C interface for telephone and communication systems
  • Toolless design for fast and easy installation
  • Compatible with standard keystone wall plates and patch panels
  • Stable signal transmission for voice applications
  • Durable housing for long service life
  • Compact design for structured cabling systems
  • Easy plug-and-play termination
  • Telephone and PBX systems
  • Voice communication networks
  • Office and enterprise telephony
  • Building communication infrastructure
  • Low-speed data transmission systems
  • Structured cabling voice outlets

We provide OEM and ODM services for RJ12 keystone jack solutions. Custom options include housing color, logo printing, packaging design, shielding types, termination style, and labeling. Tailored solutions are available for distributors and project-based deployments.

  • What is the difference between RJ12 and RJ45?
    RJ12 (6P6C) is typically used for voice and telephone systems, while RJ45 is used for Ethernet data networks.
  • What does CAT.3 mean?
    CAT.3 is an older cabling standard mainly used for voice and low-speed data transmission up to 10 Mbps.
  • What does toolless installation mean?
    It means the wires can be terminated without a punch-down tool, allowing faster and simpler installation.
  • Can this keystone jack be used for Ethernet networks?
    No, it is designed for voice applications and is not suitable for modern Ethernet networks.
  • Is it compatible with standard wall plates?
    Yes, it fits all standard keystone wall plates and patch panels.