Telephone extension cable ShiverPeaks 70230-6/6 — modular RJ ISDN, 6/6 wiring, Western plug

ShiverPeaks 70230-6/6 modular RJ ISDN telephone extension is a 6/6-wired inline cable with Western (RJ) connector designed to extend ISDN or analog telephone lines. The cable provides a simple, in-line extension for desktop phones, PBX handsets and terminal adapters where a 6/6 modular connection is required. Its construction supports standard ISDN and analog voice signals without additional adapters.

Advantages

This telephone extension offers a straightforward plug-and-play connection with 6/6 wiring that preserves signal integrity for voice and ISDN lines. The Western (RJ) plug is compatible with modular jacks commonly used on telephones and communication equipment, enabling quick installation and replacement. The cable’s inline design reduces clutter behind desks and simplifies re-routing or extending existing handset leads.

Suitable for

• Extending desktop telephone handsets and desk phones
• Connecting PBX handsets to wall or PBX ports
• Linking ISDN terminal adapters and network devices with 6/6 modular sockets
• Temporary or permanent inline extensions in office or home phone setups

Key specifications

• Wiring configuration: 6/6 wiring suitable for ISDN and analog voice
• Connector type: modular Western (RJ) plug compatible with 6P6C/6-position jacks
• Function: inline extension cable for telephone handsets and equipment
• Construction: single cable with molded connectors to reduce strain and wear

How to use

Disconnect the existing handset or telephone cord from the device and insert one end of the extension cable into the free modular jack. Plug the other end into the handset or telephone base, ensuring a secure click for proper contact. For PBX or terminal adapters, connect the cable between the device’s modular port and the handset or wall outlet. Test the connection by lifting the handset and checking dial tone and voice clarity.

Recommendations

Use the cable in indoor environments and avoid sharp bends or excessive pulling. Route the cable away from power cables and sources of electromagnetic interference to maintain signal quality. If used in professional PBX installations, verify wiring compatibility with the PBX vendor’s requirements before permanent installation.