Optronics ST17RB Waterproof Combination Trailer Tail Light

The Optronics ST17RB is a reliable driver-side trailer tail light with license plate illumination, built for durability and compliance with DOT lighting requirements.

Designed for trailers 80 inches wide or larger, this combination light integrates multiple safety functions into one compact housing. Its waterproof sealed construction protects internal components from moisture and corrosion, making it suitable for marine and outdoor environments.

With a low-profile rectangular design and stud-mount installation, the ST17RB is a direct replacement for many standard trailer lights used on utility, cargo, boat, and equipment trailers.

8 Lighting Functions

The ST17RB provides eight essential trailer lighting functions:

• Stop light

• Turn signal

• Tail / running light

• Side marker light

• Side reflector

• Rear clearance light

• Rear reflector

• License plate illumination

🔧 Key Features

✔ 8-Function Combination Light – All required trailer lighting in one unit
✔ Built-in License Plate Light – Required for driver-side trailer lighting
✔ Waterproof Submersible Design – Ideal for boat trailers
✔ Durable Plastic Housing – Resistant to corrosion and road debris
✔ Replaceable 2057 Bulb – Easy maintenance and long life
✔ DOT / SAE Compliant – Meets U.S. trailer lighting standards
✔ Stud Mount Installation – Fits standard 2" mounting centers

📐 Specifications

The ST17RB is the driver-side light, while the passenger-side companion light is ST16RB.

🚛 Applications & Fitment

Commonly used on:

• Boat trailers

• Utility trailers

• Cargo trailers

• Equipment trailers

• Flatbed trailers

• ATV / snowmobile trailers

Compatibility / Cross Reference

The ST17RB replaces many standard trailer tail lights including:

• Wesbar 3504

• Peterson M456L

📞 Call/Text: 517-225-1991 🌐 AAATrailer.com

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• Address: 4675 East Grand River Ave, Howell, MI 48843
• Phone: (517) 225-1991 (Call or text)
• Hours: Monday to Friday: 10:00 AM - 5:30 PM | Saturday: By appointment

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