The TecNiq T40 4" Round LED Stop/Tail/Turn Light delivers the durability and performance required by fleets, trailer builders, and vehicle upfitters who rely on road-legal, high-output lighting. Featuring powerful LEDs and integrated reflex optics, the T40 produces bright, uniform signals that enhance safety and visibility on the road. Its IP68 waterproof rating and fully sealed construction allow it to stand up to harsh conditions, including submersion, pressure washing, and off-road abuse. Designed to mount flush into a standard 4" grommet opening, the T40 installs easily and stays securely in place. Certified to meet or exceed FMVSS 108 and SAE lighting standards, it's a DOT-compliant solution for stop, tail, and turn functionality. Rated for over 100,000 hours of service life, this light is built to go the distance—mile after mile.
