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24-Diode LED Array: High-density 24-diode layout emits a bright, full-pattern amber light output for maximum turn-signaling visibility.
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Epoxy-Encapsulated Protection: Fully potted electronics shield sensitive circuitry against road vibration, moisture, frost condensation, and corrosion.
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Industry-Standard PL-3 Socket: Utilizes a standard female PL-3 plug interface for fast, plug-and-play wiring installation using right-angle or straight pigtails.
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Solid-State LED Reliability: Eliminates fragile incandescent filaments, delivering longer service life and lower power draw.
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Grommet Mount Compatibility: Fits securely into standard 3" x 5" rubber mounting grommets for a clean, shock-absorbing flush installation.
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Impact-Resistant Construction: Tough acrylic lens permanently sealed to a polycarbonate housing guards against water intrusion, road salt, and physical impacts.
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Standard Compliant: Certified to satisfy SAE I6, P, and P2 standards as well as DOT FMVSS 108 and CMVSS 108 commercial vehicle specifications.
Truck-Lite 4550A – Signal-Stat Series Rectangular Yellow 24-Diode LED Rear Turn Signal Light (Grommet Mount, PL-3 Connection, 12V)
Maximize rearward safety and turn-signaling clarity across your commercial fleet with the Truck-Lite 4550A Signal-Stat Series Yellow Rectangular LED Rear Turn Signal Light. Designed for heavy-duty commercial trucks, trailers, and vocational vehicles, this 3" x 5" class LED light features a high-visibility 24-diode LED array that projects a brilliant, full-pattern amber light beam to keep surrounding drivers alert.
Designed for standard grommet mounting in 3" x 5" body cutouts, the 4550A utilizes a standard right-angle PL-3 connection for easy installation and maintenance. Built with an impact-resistant acrylic lens sonic-welded to a durable polycarbonate housing, the unit features epoxy-encapsulated electronics to completely isolate internal circuitry from road moisture, vibration, and corrosion.