OBO Bettermann Seam Clamp 271 8/10mm Stainless Steel V2A (5317401)

With an impulse current carrying capability of 100 kA (10/350 µs), this seam clamp ensures a reliable connection for lightning protection systems on standing seam roofs. Engineered from stainless steel V2A (1.4301), it offers exceptional corrosion resistance and long-term durability in demanding environments.

Overview

The OBO Bettermann Seam Clamp 271 is a precision-engineered component for securing round conductors with diameters between 8 and 10 mm to metal roof seams. Its robust clamp-on design allows for quick and secure installation without drilling, preserving roof integrity while maintaining excellent electrical continuity.

What stands out

• High impulse current capacity: 100 kA (10/350 µs) for lightning protection
• Stainless steel V2A (1.4301) construction for superior corrosion resistance
• Clamping range up to 10 mm for standing seam roofs
• Tool-free mounting via screw connection, suitable for one round conductor
• Compliant with DIN EN 62561-1 for lightning protection components

Technical details

• Product type: Seam Clamp
• Material: Stainless Steel V2A (1.4301)
• Conductor diameter: 8 - 10 mm
• Conductor type: Round conductor
• Seam clamping range: 0 - 10 mm
• Mounting type: Clamp-on
• Connection type: Screw connection
• Number of conductors: 1
• Screw material: Stainless steel
• Surface treatment: Untreated
• Application: Lightning protection, earthing, potential equalization
• Suitable for: Standing seam roofs, metal roofs

Our verdict

A dependable and robust seam clamp that meets stringent safety standards, ideal for professional lightning protection installations on metal roofing systems.