LED Lights for Heavy-Duty Trucks, Trailers & Equipment

LED lighting has transformed truck, trailer and equipment illumination—delivering brighter, longer-lasting and more energy-efficient performance than traditional bulbs. At Custom Truck One Source, our LED lights category features a wide selection of heavy-duty LED applications—from work-body lights and flood lamps to marker/clearance, headlamps and auxiliary lighting—built for rugged duty-cycles, harsh environments and commercial-vehicle use.

Why Quality LED Lighting Matters

In heavy-duty applications, lighting plays a critical role in safety, visibility, productivity and maintenance cost control. LED lighting offers key advantages: improved visibility and faster response, significantly lower power consumption, extended lifespan, shock and vibration resistance. For fleets, service rigs and vocational trucks, upgrading to rugged LED lights helps reduce downtime, maintenance, and enhances operator safety in low-light or adverse conditions.

How to Choose the Right LED Light for Your Application

When selecting an LED light for trucks, trailers or equipment, consider these key factors:

  • Light pattern & output: Determine whether you need flood, spot, combination, marker or work-body lighting depending on the task and mounting location.

  • Voltage & duty-rating: Ensure compatibility with the vehicle’s electrical system (12 V, 24 V) and choose unit rated for commercial harsh-duty use (vibration, heat, dust).

  • Mounting & construction: Select housing and lens designed for heavy-duty service: durable materials, sealed against moisture/dirt, vibration-rated and appropriate mounting (surface, bracket, flush).

  • Compliance & visibility: Especially for marker/clearance lights, ensure the LED units meet relevant lighting standards for visibility, color, and classification.
    If you’re unsure which LED light fits your vehicle or equipment, our parts-specialist team can assist with specification match-up, installation advice and fitment verification.

Maintenance & Replacement Indicators

To keep your LED lighting system reliable and avoid downtime:

  • Inspect lights regularly for cracked lenses, water ingress, loose or corroded wiring, dimming output or flicker—these may signal underlying damage or degradation.

  • When illumination seems reduced, beam pattern is inconsistent or unit shows instability, replace rather than wait for failure—especially critical in work-zone or safety lighting.

  • During vehicle or trailer body work, evaluate lighting mounts and wiring paths; consider upgrading older halogen/incandescent units to LED for improved performance and longevity.

Why Choose Custom Truck One Source

  • We carry a comprehensive inventory of heavy-duty LED lighting solutions tailored for trucks, trailers and equipment—covering marker/clearance, work-body, flood/spot lights, headlamps/aux, and specialty applications.

  • Nationwide distribution and fast shipping help minimize downtime for your fleet, service rig or equipment operation.

  • Our parts-specialist team has heavy-duty truck and equipment lighting expertise—ensuring you select the correct LED type, mount, voltage and compliance specification.

  • Competitive inventory, user-friendly filters and proven reliability make finding and ordering the right LED light quick and confident.

Browse & Order Today

Explore our full selection of heavy-duty LED lights—filter by application (marker, work-body, flood/spot, headlamp/aux), beam type, voltage, certification or part number. Place your order online or call our parts team at 877-831-0572 for assistance with fitment or specification support.

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Item # EW3225
EW3225
Dimensions28.75"L x 3.19"W x 6.5"H
Weight5.90 LB
Unit of MeasureEach
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Item # M119R
M119R
Dimensions4.54"L x 1.3"W x 2.14"H
Weight0.48 LB
Unit of MeasureEach
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Item # 35075Y
35075Y
Dimensions1.16"L x 4"W x 0.74"H
Weight0.40 LB
Unit of MeasureEach
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Item # 3932A
3932A
Dimensions5.1"L x 1.5"W x 1"H
Weight0.15 LB
Unit of MeasureEach
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Item # 47072
47072
Dimensions6"L x 2"W x 1.5"H
Weight0.22 LB
Unit of MeasureEach
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Item # 571.LD25AR52R1
571.LD25AR52R1
Weight1.00 LB
Unit of MeasureEach
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Item # 60275Y
60275Y
Dimensions8"L x 6.5"W x 2.32"H
Weight0.40 LB
Unit of MeasureEach
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Item # 564.59065
564.59065
Dimensions7.312"L x 4.578"W x 2.531"H
Weight0.30 LB
Unit of MeasureEach
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Item # 571.LD30R9
571.LD30R9
Dimensions2.062"L x 2.062"W x 1.931"H
Weight0.10 LB
Unit of MeasureEach
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Item # 11-1650
11-1650
Dimensions3.5"L x 2.75"W x 2"H
Weight1.00 LB
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Item # 15040
15040
Dimensions3.38"L x 2.52"W x 2.32"H
Weight0.22 LB
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Item # 45853
45853
Dimensions1.25"L x 3.75"W x 5.25"H
Weight0.42 LB
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Item # 572
572
Dimensions6.08"L x 6.08"W x 1.54"H
Weight1.87 LB
Unit of MeasureEach
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Item # 1032833
1032833
Dimensions3"L x 1.32"W x 0.6"H
Weight0.05 LB
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Item # 571.LD506R42
571.LD506R42
Dimensions8.5"L x 4.5"W x 10"H
Weight1.00 LB
Unit of MeasureEach
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Item # 571.LD45R15
571.LD45R15
Dimensions5.5"L x 3.25"W x 2"H
Weight0.45 LB
Unit of MeasureEach
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Item # 571.LD40W20-K
571.LD40W20-K
Dimensions10"L x 8"W x 2"H
Weight0.40 LB
Unit of MeasureEach
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Item # 571.LD60A10-K
571.LD60A10-K
Dimensions7.5"L x 3.375"W x 2"H
Weight0.45 LB
Unit of MeasureEach
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Item # PHI51-40811K
PHI51-40811K
Dimensions5.25"L x 5.25"W x 1"H
Weight1.00 LB
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Item # 410061TU
410061TU
Dimensions2.5"L x 0.2"W x 0.2"H
Weight0.20 LB
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Item # 19250R
19250R
Dimensions3.78"L x 1.23"W x 0.83"H
Weight0.08 LB
Unit of MeasureEach
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Item # 400-09317
400-09317
Dimensions8.5"L x 0.5"W x 0.5"H
Weight0.03 LB
Unit of MeasureEach
Item # T152196
T152196
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Item # 44350C
44350C
Dimensions4.25"L x 4.25"W x 1.57"H
Weight0.58 LB
Unit of MeasureEach
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Item # 571.LD508R42
571.LD508R42
Dimensions8.49"L x 4.504"W x 9.834"H
Weight1.00 LB
Unit of MeasureEach
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