Frnkische Kabuflex R plus 50 Flexible Corrugated Cable Protection Conduit, PE-HD, 50 m Ring, Black 19210050

Electricians and civil contractors laying underground power or data lines rely on the Frnkische Kabuflex R plus 50 flexible conduit. Supplied as a 50-metre ring, this black PE-HD corrugated pipe protects cables in direct burial and concrete encasement, combining high crush resistance with easy handling on site.

Key specifications

• Nominal diameter: 50 mm
• Outer diameter: 50 mm
• Inner diameter: 40.8 mm
• Material: PE-HD (high-density polyethylene)
• Length: 50 m
• Colour: Black
• Ring stiffness class: SN 4 (4 kN/m²)
• Crush resistance: 450 N
• Impact resistance: High
• With draw wire: Yes
• Flexible: Yes
• Installation temperature range: -5 °C to +90 °C
• Operating temperature range: -25 °C to +90 °C
• UV resistance: Yes (limited outdoor storage, suitable for underground)
• Standard: DIN EN 61386-24

Why choose it

The corrugated PE-HD wall provides high crush resistance and flexibility, allowing the conduit to follow trench contours without kinking. The integrated draw wire speeds up cable pulling, while the black colour and UV-stabilised material suit outdoor storage and underground use.

Ideal use cases

• Underground cable protection for power and data lines
• Direct burial in soil or sand
• Concrete encasement in foundations and slabs
• Outdoor installations where flexibility and crush resistance are required

Good to know

Supplied as a 50-metre ring for convenient transport and dispensing. The conduit meets DIN EN 61386-24 for buried installations and is suitable for a wide temperature range during installation and operation.