OBO BETTERMANN 927 S 1 Band Earthing Clamp 10-100mm Brass/Stainless Steel (5057582)

Low contact resistance and a 10–100 mm clamping range make the OBO BETTERMANN 927 S 1 Band Earthing Clamp a robust choice for lightning protection and equipotential bonding on pipes, cables, and flat conductors. The clamp body is brass (Ms), the band is stainless steel (V2A), and the screw terminal accepts round conductors 8–10 mm in diameter or flat conductors up to 30 mm wide.

Overview

The 927 S 1 is a band earthing clamp designed for secure, low-resistance connections in demanding electrical installations. It features a single connection point with M8/M10 thread size, suitable for a wide range of conductor sizes.

What stands out

• Clamping range: 10–100 mm diameter
• Material: brass clamp body, stainless steel band
• Connection: screw terminal, M8/M10 thread
• For round conductors 8–10 mm or flat conductors up to 30 mm width
• Meets DIN EN 62561-1 (VDE 0185-561-1)

Technical details

• Product type: Band earthing clamp
• Application: Pipes, cables, flat conductors
• Clamping range: 10–100 mm
• Clamp body material: Brass (Ms)
• Band material: Stainless steel (V2A)
• Connection type: Screw terminal
• Thread size: M8 / M10
• Connectable conductor (round): 8–10 mm diameter
• Connectable conductor (flat): up to 30 mm width
• Number of connections: 1
• Corrosion protection: Untreated brass, stainless steel band
• Standard compliance: DIN EN 62561-1 (VDE 0185-561-1)
• Mounting type: Strap/band clamp
• Suitable for: Lightning protection, equipotential bonding
• Resistance: Low contact resistance
• Installation: Easy and secure
• Manufacturer series: 927 S

Our verdict

A dependable earthing clamp with a broad clamping range and corrosion-resistant materials, ideal for professional electrical and lightning protection work.