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CHNOK Cat3 RJ11 Telephone Keystone Jack | IDC Punch-Down Voice Module

CHNOK Cat3 RJ11 Telephone Keystone Jack | IDC Punch-Down Voice Module

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Short Product Description

The CHNOK Cat3 RJ11 Telephone Keystone Jack is a professional-grade voice communication module designed for seamless integration into standard wall plates and patch panels. Featuring phosphor bronze gold-plated pins and a tool-friendly IDC punch-down terminal block, it ensures crystal-clear analog voice transmission for homes and offices. Complete with a protective dust cover and RoHS-compliant materials, this durable module is available in-stock at Sun Cheong Computer Co. Ltd. (新昌電腦有限公司) in Sham Shui Po. It is the perfect instant-pickup solution for electricians and IT technicians upgrading telecom infrastructure.

Key Features

  • Gold-Plated Contacts: Features phosphor bronze pins with nickel and gold plating to ensure maximum conductivity and prevent rust.
  • High Durability: Tested to withstand over 1,000 RJ11 plug insertions, making it ideal for high-traffic office environments.
  • Reusable IDC Terminals: The tinned copper punch-down slots can be re-terminated more than 80 times without losing their grip on the wire.
  • Integrated Dust Cover: Comes with a snap-on rear dust cap that protects the terminated wires from dust, moisture, and accidental dislodging.
  • Universal Keystone Fit: Snaps effortlessly into any standard keystone wall plate, surface mount box, or blank patch panel.

Full Product Description

Reliable Voice Communication Networking

This Cat3 keystone jack ensures crystal-clear voice signal transmission for home and office telephone networks. Designed specifically for analog voice and basic telecom applications, the module utilizes high-quality phosphor bronze pins with thick gold plating to prevent oxidation and signal degradation over time. Whether you are wiring a multi-line office PBX system or fixing a residential landline, this jack guarantees a stable, static-free connection for every call.

Secure IDC Punch-Down Termination

The integrated IDC (Insulation Displacement Connector) terminals allow for quick, secure, and gas-tight wire connections using a standard 110 punch-down tool. The rear terminal block is clearly color-coded (A, B, C, D) to simplify the wiring process and reduce installation errors. Compatible with solid copper wires ranging from 0.4mm to 0.6mm (22-26 AWG), the tinned copper IDC contacts are engineered to withstand over 80 re-terminations, making it highly reusable for future network modifications.

Pro Tip from Our Technicians

Always use a dedicated 110 punch-down tool to terminate your telecom cables into this module. Our Sham Shui Po network installation specialists strongly warn against using a flathead screwdriver or a utility knife to push the wires down, as this will permanently bend the tinned copper IDC terminals, leading to loose connections and dropped calls.

Technical Specifications

  • Brand: CHNOK
  • Model: TM-4001
  • Category: Cat3 (Voice / Telephone)
  • Interface Type: RJ11 / RJ14 (4-Pin)
  • Termination Style: 110 IDC Punch-Down
  • Compatible Wire Gauge: 0.4mm - 0.6mm (22-26 AWG Solid Copper)
  • Contact Material: Phosphor Bronze (Nickel & Gold Plated)
  • IDC Terminal Material: Tinned Copper
  • Insertion Life: > 1000 Cycles
  • Punch-Down Life: > 80 Cycles
  • Operating Temperature: -10°C to +60°C
  • Compliance: RoHS Environmentally Friendly Plastics and Solders

Delivery Options

  • Local delivery within Hong Kong and in-store pickup.​
  • Free shipping for orders of HK$400 or above; HK$35 shipping fee for orders below HK$400.​
  • Shipped by SF Express, usually dispatched the same day for orders confirmed before 6:00 PM (Mon–Sat).​
  • Estimated delivery time: 1–3 business days after dispatch (Hong Kong).​
  • In-store pickup details (location and time) will be confirmed by email or phone message.​
  • Delivery times are estimates and may be affected by weather or unforeseen circumstances.​

FAQ Section

  • Can I use this Cat3 keystone jack for Ethernet internet connections?No, this is a Cat3 RJ11 module designed strictly for analog voice and telephone lines, and it cannot physically accept an RJ45 Ethernet cable or support broadband data speeds.
  • What tool do I need to connect the wires to the back of this module?You need a standard 110 punch-down tool to properly seat the copper wires into the IDC terminals and trim the excess wire simultaneously.
  • Does this module fit into standard network wall plates?Yes, this module uses a universal keystone snap-in design, meaning it will fit perfectly into any standard blank keystone wall faceplate or patch panel.
  • Can I buy these telecom modules in bulk at your Hong Kong store?Yes, we stock these CHNOK Cat3 keystone jacks in large quantities at our Sun Cheong Computer Co. Ltd. physical store in Sham Shui Po, ready for immediate pickup by contractors.
  • What is the purpose of the included plastic cap?The included plastic cap is a dust cover that snaps over the IDC terminals after wiring, protecting the exposed copper from oxidation and preventing the wires from being accidentally pulled out.

Target Users / Applications

  • Telecommunication technicians wiring analog PBX phone systems in commercial office buildings.
  • Residential electricians installing landline telephone wall plates in newly renovated apartments.
  • IT administrators organizing voice lines into centralized blank keystone patch panels in server rooms.
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