OBO Bettermann Vertical Cantilever Arm AW 15 21 Stainless Steel 6421024

Electricians and installers working on industrial cable management systems often need a robust, corrosion-resistant support for vertical cable runs. The OBO Bettermann Vertical Cantilever Arm AW 15 21 (6421024) provides exactly that, offering a secure mounting point for cable trays, mesh trays, and cable ladders in demanding environments.

Key specifications

• Material: Stainless steel 1.4301 (A2), rust-free
• Surface finish: Untreated
• Cantilever length: 150 mm
• Overall height: 210 mm
• Profile dimensions: 40 x 40 mm
• Mounting type: Vertical
• Compatibility: Cable trays, mesh trays, cable ladders
• System series: AW (Ausleger Winkel)
• Application environment: Indoor and outdoor, including corrosive environments
• Standard: DIN EN 10088

Why choose it

This vertical cantilever arm is built from high-grade stainless steel, ensuring long-term durability even in aggressive atmospheres such as chemical plants, wastewater facilities, or coastal installations. Its untreated surface maintains the natural corrosion resistance of the material, eliminating the need for additional coatings. The compact 150 mm projection is ideal for supporting vertical cable runs without taking up excessive space, while the 40 x 40 mm profile provides a stable base for secure fastening.

Ideal use cases

• Supporting vertical cable trays in industrial plants
• Mounting mesh trays in outdoor or corrosive environments
• Creating vertical transitions for cable ladders in switchgear rooms
• Use in food processing facilities where hygiene and corrosion resistance are critical

Good to know

The AW series from OBO Bettermann is a proven system for cable support, designed to integrate seamlessly with standard installation profiles. The stainless steel grade 1.4301 (A2) offers excellent resistance to many chemicals and weathering, making it a reliable choice for both indoor and outdoor applications. This part number 6421024 is ready for immediate integration into your existing OBO cable management setup.