The TRALERT LED side marker light (right-hand side) from the ‘ MB-700 serie ’ range at Fristom is a versatile marker light for professional use on trailers, trailers and trucks. Thanks to its three light colours – red, white and amber – this lamp combines front, side and rear marking in a single compact unit. The angled stem ensures clear visibility from multiple angles, which improves road safety. The light is specifically designed for mounting on the right-hand side of the vehicle.
The housing is made from robust black ‘ rubber ’ and features a ‘ lens ’ made from impact-resistant polycarbonate. With a protection class waterproof , the light is resistant to changing weather conditions and intensive daily use. Its compact size of 190 x 138 x 52 mm and a centre-to-centre distance of 77 mm make surface mounting straightforward. Connection is via a 2-pin SuperSeal connector (female) with a 50 cm cable, ensuring quick and reliable installation.
These side marker lights operate across a wide voltage range of 12–24V, making them suitable for a variety of vehicle configurations. The light is certified to CE, ECE-R10, ECE-R7 and ECE-R91 certifications, and comes with a 2-year warranty. A reliable choice for those who value clear visibility and long-lasting quality.





