Telephone socket Legrand Suno2 721461 RJ11 black

The Legrand Suno2 721461 RJ11 black telephone socket is a wall-mounted connector intended for standard analogue telephone and low-speed data devices. Designed for in-wall installation in residential and small office environments, this single-port RJ11 outlet accepts common telephone cables to provide a reliable wired connection for voice calls and modem links. Its black finish integrates with darker interiors and faceplates while maintaining the compact footprint typical of Legrand Suno2 wiring accessories.

Advantages

This RJ11 telephone socket offers straightforward installation and compatibility with standard analogue telephony and modem equipment. The single-port design minimizes wall space usage and simplifies wiring runs behind the outlet. Constructed to fit typical in-wall mounting boxes, the socket provides a tidy, fixed connection point that reduces wear compared with loose connectors or exposed cable ends. The black colour offers discreet integration with matching decors and faceplates.

Suitable for

• Wall-mounted connection for analogue landline telephones
• Connecting ADSL or dial-up modems that use RJ11 interfaces
• Fixed voice lines in residential apartments and small offices
• Replacing or upgrading existing single RJ11 wall outlets

Key specifications

• Connector type: single RJ11 female socket
• Intended use: analogue telephony and low-speed data/modem connections
• Colour: black finish suitable for darker faceplates and interiors
• Mounting: in-wall installation compatible with standard electrical/mounting boxes
• Wiring: designed for common telephone cable terminations used in residential installations

How to use

Turn off the relevant circuit or phone line before beginning installation. Mount the socket into a compatible in-wall box following local wiring regulations; connect the incoming telephone cable to the terminal points according to the wiring standard in use (pair allocation for tip and ring). Secure the mechanism to the box and attach the decorative faceplate. After installation, test the line with a telephone or modem to confirm dial tone and data connectivity. For replacement, remove the old outlet, transfer or re-terminate the cable conductors, and install the new socket in the same mounting location.

Usage recommendations

Use standard twisted-pair telephone cable and proper cable management to maintain signal quality. Ensure connections are made in accordance with local telephony regulations and consider professional installation if unfamiliar with in-wall wiring or if multiple outlets and line splits are involved.