Bulb / Festoon 7546 12V/5W SV8.5

Festoon Bulb 7546 12V/5W SV8.5 – Replacement Lamp for Trailer Light Units

The 7546 festoon bulb is an essential spare lamp for trailer lighting systems. This conventional glowbulb provides reliable illumination for rear lights, marker lamps, and interior cabin lights in trailers and caravans. Having quality replacement bulbs on hand ensures your trailer lights remain functional and visible to other road users at all times.

Spare lamp for trailer lights

The 7546 is a festoon-style lamp featuring an SV8.5 socket, designed to fit directly into trailer light units equipped with this socket type. With dimensions of 350×110 mm and rated at 12V/5W, this bulb delivers consistent performance in standard trailer lighting applications. Installation is straightforward—simply remove the old bulb and insert the new one into the SV8.5 socket fixture until it seats securely.