STEFFEN telephone cable U72 – 4-core installation cable for unshielded telephone systems
The STEFFEN telephone cable U72 is a 4-core installation cable with a conductor cross-section of 0.5 mm² and a total length of 25 metres. It is suitable for unshielded transmission of telephone signals in building installations.
4 conductors with 0.5 mm² cross-section enable reliable signal transmission over distances of up to 25 m
PVC cable sheath protects the conductors against mechanical damage and moisture
Unshielded design for use in standard telephone systems without additional shielding
White cable sheath blends discreetly into existing installations
What makes the STEFFEN U72 stand out
The U72 cable from STEFFEN is specifically designed for building cabling in the telephony sector. The combination of four insulated conductors and a PVC outer sheath provides a robust solution for running telephone lines indoors.
Ideal for...
The cable is suitable for electricians and installers who run unshielded telephone systems in residential and commercial buildings. It is intended for connecting telephone lines to sockets and distribution boxes as part of a building installation.
Using the STEFFEN telephone cable U72
Run the cable between the telephone connection and the socket or distribution box
Strip and connect the conductor ends in accordance with the applicable wiring regulations
Run the cable in conduits or cable ducts to ensure the PVC sheath remains protected
In multi-family buildings, run each telephone line individually to avoid interference
STEFFEN is a Swiss manufacturer of installation materials and electrical engineering products. The company offers a wide range of cables, wires and accessories for building and electrical technology. STEFFEN products are characterised by standardised quality and field-proven construction. The brand is established in the Swiss specialist trade for installation cables and wires. STEFFEN relies on reliable materials and clear product specifications.
The cable is used for unshielded telephone transmission in building installations. It is run between the telephone connection and the socket or distribution box and is designed for indoor use.
The cable has 4 conductors with a 0.5 mm² cross-section each, a total length of 25 metres and a PVC cable sheath. It is unshielded and available in white.
No, the STEFFEN U72 is intended for indoor use. The PVC sheath does not provide sufficient protection for outdoor installation. Shielded cables or cables specifically designed for outdoor use are required for outdoor applications.
The cable is run in conduits or cable ducts. The conductor ends are stripped in accordance with the applicable wiring regulations and connected to the telephone socket or the distribution unit.
The STEFFEN telephone cable U72 comes with a 24-month manufacturer's guarantee. This covers material and manufacturing defects, provided the cable has been professionally installed.
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