STEFFEN T-Wire 1.5 mm² 20 m White installation cable – Product Photo

STEFFEN T-Wire 1.5 mm², 20 m White

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STEFFEN T-Wire 1.5 mm², 20 m White

CHF 13.10
STEFFEN T-Wire 1.5 mm², 20 m White: PVC-sheathed installation cable for fixed wiring, suitable for 16 A lighting and socket circuits.
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In stock

STEFFEN T-Wire 1.5 mm², 20 m White – Installation Cable for Electrical Work

STEFFEN T-wire is a single-conductor installation wire with a cross-section of 1.5 mm² and a length of 20 metres. It is suitable for fixed installation indoors, for example for lighting and socket circuits.

  • Single conductor 1.5 mm² – ideal for lighting and socket circuits up to 16 A load
  • 20 metres per roll – enough for multiple branches in an average apartment
  • White PVC sheath – inconspicuous in white flush-mount boxes and cable ducts
  • Flexible and easy to route – the wire slides smoothly through conduits and strips easily
  • 24 months manufacturer warranty for long-term safety during installation

What sets the T-wire apart

The T-wire from STEFFEN is specifically designed for domestic installation. The PVC sheath protects against mechanical damage and moisture and enables safe installation in dry indoor areas. With its standardised cross-section of 1.5 mm², it is the first choice for almost all lighting and socket circuits in residential buildings.

Ideal for...

Electricians, property managers and ambitious DIYers who rely on reliable installation cables for renovations or new buildings.

How to use the T-wire

Cut the wire to the desired length. Strip the PVC insulation about 10–15 mm and insert the conductor into the terminal of a switch, socket or junction box. Ensure the correct wire cross-section for the intended fuse rating (typical: 16 A).

STEFFEN is a Swiss manufacturer of electrical installation materials and cables. The products feature solid workmanship and practical versions for professional use.
Cable typeT-wire
Number of conductors1
Conductor cross-section1.5 mm²
Length20 m
Detail colorWhite
Cable sheathPVC
EAN7612378114574

Frequently Asked Questions

A T-wire (installation wire) is a single-conductor insulated wire for fixed installation in buildings. It is typically used for lighting and socket circuits in flush-mounted installations.

1.5 mm² is the standard cross-section for lighting and socket circuits up to 16 A. It meets most domestic installation requirements.

The PVC sheath is white. The conductor itself is bare copper.

One roll of 20 metres of T-wire (single conductor) in white.

No, the wire is intended only for dry indoor areas. For wet rooms or outdoor use, special cables with higher protection ratings are required.