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Innovative Dual-Function Optics: Certified PC-rated lamp functions as both a side marker and clearance light simultaneously, saving space and reducing parts inventory.
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Specialized 24V Engineering: Designed specifically for 24-volt commercial vehicles, defense fleets, industrial machinery, and global trailer configurations.
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Ultra-Low Current Draw: Energy-efficient 3-LED layout draws only 0.05A (at 28V), reducing alternator strain and maximizing battery system life.
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Reflectorized Lens Layout: Features built-in reflex optics that fulfill federally mandated safety visibility requirements when the truck is powered down.
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Fit 'N Forget M/C Plug: Premium moisture- and corrosion-proof connector seals out water, road grime, and salt for unmatched reliability.
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Lifetime Manufacturer Warranty: Completely sealed design eliminates bulb maintenance and is backed by Truck-Lite’s trusted lifetime warranty protection.
Truck-Lite 21256Y – 21 Series Yellow Rectangular LED Marker Clearance Light (3 Diode, Reflectorized, Fit 'N Forget M/C, 24V)
Optimize your heavy-duty vehicles, international commercial fleets, and military transport equipment with the Truck-Lite 21256Y 21 Series Yellow Rectangular 24V LED Marker Clearance Light. Purpose-built to handle 24-volt electrical systems, this highly engineered PC-rated light features advanced dual-function optics. By seamlessly executing the roles of both a side marker and a clearance light in a single compact housing, it eliminates the need for two separate fixtures, lowering hardware and installation costs across your fleet.
Equipped with a brilliant, ultra-efficient 3-diode LED layout, this yellow (amber) marker light delivers reliable visibility while drawing a minimal current of just 0.05A. The integrated reflectorized lens design provides critical passive safety visibility even when the vehicle is parked and unpowered. Built to survive brutal over-the-road environments, it features a heavy-duty polycarbonate lens and housing completely sealed against moisture, paired with the industry-trusted Fit 'N Forget M/C plug for a long-lasting, corrosion-proof connection.
