TecNiq T40 4″ Round LED Turn Signal Light Kit, Grommet Mount

TecNiq T40 4″ Round LED Amber Turn Signal Light Kit, Grommet Mount

Upgrade your trailer lighting with genuine TecNiq T40 4″ round LED amber turn signal lights. Designed for trailers, truck bodies, service vehicles, commercial vehicles, and custom builds, this complete kit delivers bright amber signaling in a durable grommet-mount fixture.

Available with clear or amber lenses and your choice of AMP connectors, Tri-Pole connectors, or pigtail wiring, the TecNiq T40 provides highly visible amber turn signal lighting for improved safety and reliability.

Built in the USA and backed by a TecNiq Limited Lifetime Warranty, the T40 features IP68 waterproof construction, TecSeal urethane-potted electronics, UV-resistant polycarbonate housings, and a 100,000+ hour service life for reliable performance in demanding environments.

Free shipping in the lower 48 states.

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What’s Included

• (2) TecNiq T40 LED Amber Turn Signal Lights
• (2) Rubber Grommets
• (6) Heat Shrink Solder Connectors
• (6) Quick Splice Connectors
• (2) Wiring Connectors (AMP or Tri-Pole, depending on selected configuration)

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Choose Your Light Configuration

• T40-AC0A-1 – Clear Lens / Amber LED / AMP Connector / Grommet Mount
• T40-AC0P-1 – Clear Lens / Amber LED / Pigtail Wiring / Grommet Mount
• T40-AC0T-1 – Clear Lens / Amber LED / Tri-Pole Connector / Grommet Mount
• T40-AA0A-1 – Amber Lens / Amber LED / AMP Connector / Grommet Mount
• T40-AA0P-1 – Amber Lens / Amber LED / Pigtail Wiring / Grommet Mount
• T40-AA0T-1 – Amber Lens / Amber LED / Tri-Pole Connector / Grommet Mount

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Bright Amber Turn Signal Lighting

The TecNiq T40 delivers highly visible amber LED illumination for turn signal applications. The efficient LED design provides fast response times, excellent visibility, and dependable performance for trailers and commercial vehicles.

Clear Lens or Amber Lens Options

Choose a clear lens for a modern appearance or an amber lens for a traditional marker and turn signal look. Both versions provide bright amber LED output for maximum visibility.

Standard 4″ Round Grommet-Mount Installation

The T40 is designed to fit standard 4″ round grommet-mount applications using the included rubber grommets. This makes it an ideal upgrade for trailers, utility bodies, service trucks, truck bodies, and custom vehicle builds.

AMP, Tri-Pole, or Pigtail Wiring Options

Select the wiring configuration that best fits your application. AMP and Tri-Pole connector versions provide quick-connect installation and easier future serviceability, while pigtail versions feature integrated wire leads for direct hardwired installation.

Built for Harsh Environments

Featuring TecSeal urethane-potted electronics, impact-resistant polycarbonate construction, and an IP68 waterproof rating, the T40 is engineered to perform in rain, mud, dust, road salt, vibration, and demanding outdoor conditions.

Made in the USA

TecNiq manufactures the T40 in the United States using premium materials and rigorous quality standards. Each light is backed by TecNiq’s Limited Lifetime Warranty for long-term confidence and reliability.

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Common Applications

• Utility Trailers
• Cargo Trailers
• Dump Trailers
• Equipment Trailers
• Landscape Trailers
• Enclosed Trailers
• Boat Trailers
• Flatbed Trailers
• Truck Bodies
• Service Bodies
• Commercial Vehicles
• Custom Builds

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Why Buy from Johnson Trailer Parts?

Johnson Trailer Parts supplies genuine TecNiq lighting products backed by practical trailer parts knowledge and real-world installation experience. We help trailer owners, repair shops, fleet operators, and builders select dependable lighting solutions built to perform for years in demanding environments.

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Questions?

Need help choosing the correct TecNiq lighting products for your application? Contact us for assistance with lighting, wiring, DOT compliance, and fitment.

Call or text: (602) 292-9690
Email sales@johnsontrailerparts.com