OBO PLM D 0410 FS Calha corta-fogo 40x100x2000 mm, aço, galvanizado a quente 7218004

Electricians and fire safety engineers install the OBO PLM D 0410 FS cable duct in commercial and industrial buildings where electrical circuits must remain operational during a fire. This 2-metre-long steel duct with integrated fire protection fabric maintains functional integrity for safety-relevant systems such as emergency lighting, alarm systems, and smoke extraction fans.

Key specifications

• External dimensions: 40 x 100 x 2000 mm (H x W x L)
• Material: Steel, hot-dip galvanized (Sendzimir process)
• Fire resistance class: I30 to I120 / E30 to E120
• Integrated fire protection fabric lining
• Complies with DIN 4102-12
• Screw-on lid
• Protection degree: IP20
• Single compartment
• Mounting: wall, ceiling, or suspended
• Halogen-free
• Colour: metallic grey

Why choose it

The duct's steel construction and fire-resistant lining ensure that critical circuits keep working when it matters most. Its hot-dip galvanized surface provides long-term corrosion resistance, and the screw-on lid allows secure closure after cable installation.

Ideal use cases

• Emergency lighting circuits in office buildings
• Fire alarm and detection systems in hospitals
• Smoke and heat exhaust control in industrial facilities
• Power supply for firefighting equipment

Good to know

The duct is part of the OBO PLM-D series and is designed for functional integrity applications. It is halogen-free, reducing corrosive gas emissions in a fire.