Tek Automotive 334 P21/5W Bulb, 24V Bulbs for Lorry Truck, Brake Stop and Tail Light Bulbs, 21/5W BAY15D Box of 10

DUAL-FILAMENT PERFORMANCE – Designed with a dependable dual-filament arrangement, these 334 P21/5W bulbs deliver clear tail illumination and a stronger brake signal, ensuring reliable visibility for commercial vehicles in demanding road conditions. STAGGERED-PIN BAY15D FITMENT – Built with accurate staggered pins for a precise BAY15D connection, allowing secure installation and stable electrical contact across lorries and trucks, helping reduce vibration-related failures during long-distance use. E-MARKED AND ROAD-LEGAL – Fully E-marked to meet strict road-legal requirements, giving drivers confidence that these lamps offer compliant lighting output, consistent brightness, and safe operation in all professional haulage or fleet environments. LONG-LIFE 24V CONSTRUCTION – Manufactured for heavy-duty 24V systems, the robust build withstands the higher electrical loads of commercial vehicles, promoting long service life and reducing downtime caused by frequent bulb replacements. BOX OF TEN FOR FLEET VALUE – Supplied as a cost-effective box of ten, ideal for workshops, fleet managers, and roadside repair kits, ensuring spare bulbs are always available for quick maintenance, improved uptime, and smoother daily operations.