KLAUKE 4R12 Tubular Ring Lug, 25 mm², M12, Tin-Plated Copper, Straight, Uninsulated

The KLAUKE 4R12 is a high-quality tubular ring lug designed for reliable electrical connections. Manufactured from electrolytic copper (E-Cu) with electro-tin plating, it ensures excellent conductivity and corrosion resistance. This straight, uninsulated lug is suitable for crimping onto copper conductors up to 25 mm² and features a bolt hole diameter of M12 (12 mm). Compliant with DIN 46235, it is ideal for use in electrical installations requiring secure and durable terminations.

Advantages

Electro-tin plated copper provides superior corrosion resistance and long-lasting performance. The tubular design ensures a secure crimp connection, reducing contact resistance. Straight configuration simplifies installation in tight spaces. RoHS and halogen-free compliant for environmentally friendly use.

Suitable for

• Electrical installations up to 1000 V
• Industrial and commercial wiring
• Power distribution systems
• Control cabinets and switchgear

Key specifications

• Conductor cross-section: 25 mm²
• Bolt hole diameter: M12 (12 mm)
• Material: Electrolytic copper (E-Cu), tin-plated
• Design: Straight, uninsulated
• Overall length: 42 mm
• Palm width: 22 mm
• Tube inner diameter: 7.5 mm
• Tube outer diameter: 11.5 mm
• Wall thickness: 2 mm
• Temperature range: -55 °C to +150 °C
• Standard: DIN 46235

Recommendations

Use with appropriate crimping tool for optimal connection. Ensure conductor is clean and properly stripped before crimping. For best results, follow manufacturer's installation guidelines.