Collection: Relays With Diode

Enhance the reliability of your vehicle’s electrical system with our specialist range of relays with diode protection at Mid Ulster Rotating Electrics in Cookstown, Northern Ireland. These relays include a built-in diode which suppresses voltage spikes generated when the coil is de-energised, protecting sensitive circuits and improving longevity.

Available in both 12 V and 24 V versions, and rated for high-current switching, they are ideal for applications such as lighting circuits, electric fans, pumps and other heavy-duty automotive or agricultural systems. Whether you’re upgrading a standard relay or fitting a new circuit, choose our diode-protected relays for enhanced performance and reliability.

Trust Mid Ulster Rotating Electrics for expert advice, strong stock and fast UK dispatch. Keep your electrical systems safe and efficient.