Hella Horn Air Trumpet 12/24v

The Hella Horn Air Trumpet CA20 is a premium-quality air horn designed for 12V and 24V systems, delivering an exceptionally loud and crisp tone ideal for trucks, buses, and commercial vehicles. Engineered with Hella’s renowned precision and durability, the CA20 provides a powerful sound output that ensures your vehicle is heard clearly, even in noisy environments.

This single trumpet air horn combines rugged metal construction with corrosion-resistant components, offering long-lasting performance and consistent sound quality. Compatible with both 12V and 24V electrical systems, it’s an excellent fit for a wide range of heavy-duty applications — from transport fleets to agricultural machinery.

Hella’s CA20 air horn is trusted worldwide for its reliability, volume, and ease of installation, making it the go-to choice for professional drivers seeking superior safety and presence on the road.