The CAT3 RJ11 4C Keystone Jack is a specialized telecommunications connector designed for clean and reliable voice-grade telephone installations. This modular jack features a unique screw terminal joint on the rear, allowing for secure wire connections without the need for specialized punch-down tools. It is an ideal solution for home or office telephone wall plates, providing a standard interface for 4-core telephone cables.
Engineered for simplicity and durability, this keystone jack fits into standard wall plates, surface mount boxes, and patch panels to complete your structured wiring system.
Standard RJ11 4C Interface: Supports standard 4-position, 4-conductor (4C) telephone plugs commonly used for voice lines.
Toolless Screw Terminal Design: Features a green screw terminal block for easy wire attachment using a standard screwdriver.
Integrated Wiring Guide: Includes color-coded labeling on the housing to assist in correct wire placement and prevent connection errors.
CAT3 Voice Grade Performance: Optimized for high-quality voice transmission and low-speed data applications.
Keystone Latch System: Designed with a standard snap-in latch for universal compatibility with most keystone wall plates and modular furniture.
Connector Type: RJ11 (6P4C) Keystone Jack.
Category: CAT3 (Voice Grade).
Termination: 4-pin screw terminal block.
Housing Material: Durable, flame-retardant plastic.
Residential Telephone Wiring: Installing or repairing telephone wall jacks in homes.
Office Communication Systems: Terminating analog phone lines or fax lines in professional environments.
Intercom Systems: Providing a clean connection point for 4-wire intercom installations.
DIY Networking: Creating custom telephone extension points without requiring specialized termination tools.
Can I use this for high-speed internet (VDSL/Fiber)? While this jack will work for the final telephone connection of a DSL modem, it is rated for CAT3 (Voice Grade). For high-speed internal LAN networking (Ethernet), you should use CAT5e or CAT6 keystone jacks.
Is a punch-down tool required for installation? No. The primary advantage of this specific model is the screw terminal joint. You simply strip the wire ends, insert them into the terminal block, and tighten the screws.
Will this fit into any wall plate? This is a standard keystone-style jack, meaning it is compatible with the vast majority of modular wall plates and surface mount boxes available on the market.
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