Diodes provide essential control and protection within commercial vehicle electrical systems, ensuring current flows in the correct direction and preventing reverse-feed issues that can damage sensitive components. Our range includes standard diodes, high-current versions, inline diode modules and LED-specific options designed for consistent, reliable performance across lighting, signalling and auxiliary circuits. Each product supports installers who need dependable solutions for managing current flow in demanding fleet environments.
Used throughout vans, HGVs, trailers, plant machinery and specialist vehicles, diodes play a key role in safeguarding wiring, isolating circuits and improving system reliability. Built for durability and stable operation under heat, vibration and daily use, we help fleet operators and auto-electrical professionals maintain compliant, long-lasting electrical protection across their vehicle networks.