DEHN Multi-Purpose Connecting Clamp 390059, Round Conductor 8-10 mm, Stainless Steel

Lightning protection installers and electrical contractors use the DEHN multi-purpose connecting clamp 390059 to join round conductors with diameters from 8 to 10 mm. The clamp is made from stainless steel (Nirosta), which provides high corrosion resistance for both indoor and outdoor installations.

Key specifications

• Product type: Multi-purpose connecting clamp
• Material: Stainless steel (Nirosta)
• Conductor type: Round conductor
• Conductor diameter: 8 - 10 mm
• Application: Lightning protection, earthing, equipotential bonding
• Connection principle: Clamp connection
• Corrosion resistance: High
• Usage environment: Indoor and outdoor
• Screw type: Hexagonal screw
• Screw material: Stainless steel
• Number of conductor connections: 1
• Mounting type: Surface / conductor mounting
• Finish: Metallic (natural stainless steel)

Why choose it

The stainless steel construction ensures long-term reliability in harsh environments. The clamp connection allows for quick and secure installation without special tools. It meets the requirements of EN 50164-1 for lightning protection components.

Ideal use cases

• Connecting round conductors in lightning protection systems
• Earthing and equipotential bonding in industrial and residential buildings
• Outdoor installations where corrosion resistance is critical

Good to know

The clamp is designed for a single conductor connection and is mounted directly onto the conductor surface. The hexagonal screw is made of stainless steel to match the clamp body and prevent galvanic corrosion.