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Faceted Beehive Optics: Specialized lens geometry improves omni-directional light dispersion, making it highly effective for cab marker and roof tracker applications.
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Sonically Sealed Integrity: Polycarbonate lens and housing are sonically welded into a single hermetic unit to completely shut out external moisture and road grime.
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Extended Bulb Service Life: High-grade 12V single-filament bulb delivers a premium 15,000-hour commercial design life.
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High-Impact Polycarbonate Construction: Rugged yellow/amber lens material resists shattering, cracking, and damage from automated wash bays or road grit.
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Industry-Standard PL-10 Port: Receptacle on the back accommodates standard right-angle or straight PL-10 plugs for rapid drop-in installation.
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Flexible Geometric Positioning: Meets dual-function P2, P3, and PC lighting parameters when positioned at a 45-degree angle in specialized Truck-Lite mounting devices (such as #10708, #10720, #00801, #00803, or #00804).
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Direct Interchange Support: Functions as a direct drop-in replacement for legacy style marker numbers like Signal-Stat 105A and Grote 45323.
Truck-Lite 10203Y 10 Series Yellow Round Beehive Incandescent Marker Clearance Light – 2.5 in., 1 Bulb, PL-10 Connection (12V)
Add multi-directional visibility, classic heavy-duty styling, and rugged reliability to your vehicle's roofline with the Truck-Lite 10203Y 10 Series Incandescent Yellow Beehive Marker Clearance Light. A standard across the commercial transit sector, this 2.5-inch sealed lamp features a distinctive "beehive" faceted lens shape that is purpose-engineered to optimize light dispersion for cab marker usage and forward-facing corner clearance applications. Designed to satisfy the strict structural requirements of semi-trucks, box trucks, vocational fleets, and flatbed trailers, this lamp brings heavy-duty engineering down to your vehicle's safety parameters.
The Truck-Lite 10203Y is constructed using a premium, high-impact polycarbonate lens and housing assembly that are permanently sonically sealed together. This robust, single-unit construction eliminates the need for separate gaskets or loose screws, effectively trapping out destructive moisture, road salt, dust, and dirt before they can threaten internal components. The heavy-duty 12V bulb inside is engineered for the long haul, carrying a 15,000-hour-rated operational lifespan to minimize vehicle downtime and fleet maintenance cycles. For a quick, hassle-free electrical overhaul or replacement, the back of the lamp features an industry-standard PL-10 plug receptacle that fits securely into standard two-prong wiring harnesses. Whether deployed in standard 2.5-inch rubber flush-mount grommets or rigid surface brackets, this 12V yellow/amber unit keeps your fleet safe and fully DOT-compliant.
