Buyers Products 2.5 Inch Round Marker/Clearance Light with 7 LEDs is used on trucks and trailers to meet FMVSS/CMVSS 108 regulations. The lights can be ordered with amber or red color lenses. They have a PL-10 style connection and are PC rated. Lights are backed with a limited lifetime warranty.
Specifications
| Amp draw at 12 Volts | 0.190 |
|---|---|
| Base / Mount Type | Recessed |
| Built-In Switch | No |
| Color | Red |
| Depth | - |
| Hard Wired or Plug | Plug |
| Height | - |
| Housing Material | Plastic |
| Lens Material | Polycarbonate |
| Lens Shape | Round |
| Number of Wires | (2) Wires, (1) w/Stripped Power Wire & (1) w/#10 Ring On Ground |
| Overall Width | - |
| Plug Included | No |
| Type of Plug | PL-10 Connection |
| Voltage | 12 |
| Wattage | 2.28 |
The Buyers Products 2.5 Inch Red Round Marker/Clearance Light with 7 LEDs represents a state-of-the-art solution for critical vehicle conspicuity, meticulously engineered to exceed the rigorous demands of modern commercial and recreational vehicle operations. This lighting unit is not merely a functional accessory; it is a vital safety component designed for seamless integration and enduring performance within complex vehicular electrical systems, all while ensuring compliance with stringent regulatory frameworks. Its design, combining advanced LED technology with robust construction, positions it as a premier choice for professionals seeking uncompromising reliability and visibility.
Advanced LED Illumination Technology
At the core of this marker/clearance light is its innovative integration of seven Light Emitting Diodes (LEDs). This multi-LED configuration offers substantial advantages over traditional incandescent lighting. LEDs are renowned for their superior luminous efficacy, converting a significantly higher percentage of electrical power into visible light, thereby minimizing wasted energy as heat. This translates directly into a remarkably low power consumption, evidenced by an amp draw of only 0.190 Amperes at 12 Volts, resulting in a total wattage of 2.28 Watts. Such efficiency is paramount in heavy-duty applications where numerous lighting elements can collectively place a considerable load on the vehicle’s electrical system. By reducing the overall current draw, this LED light contributes to extended battery life, reduced strain on the alternator, and potential improvements in fuel economy, offering substantial long-term operational savings. Furthermore, the solid-state nature of LEDs provides inherent durability against mechanical shock and vibration, common stressors encountered during vehicle operation. Unlike fragile incandescent filaments, LEDs are highly resistant to impacts and road-induced tremors, drastically reducing the incidence of premature failure. This resilience, combined with an exceptionally long operational lifespan—often exceeding 50,000 hours—significantly diminishes maintenance requirements and associated downtime, a critical factor for fleet managers and owner-operators alike. The instant-on characteristic of LED lighting also provides an immediate and unambiguous visual signal, enhancing reaction times for following traffic and contributing to overall road safety, especially during sudden braking or turning maneuvers. The specific red color of the lens ensures that the emitted light adheres to regulatory requirements for rear and side-rearward facing marker/clearance lamps, offering optimal chromaticity for maximum visibility.Optical Engineering and Regulatory Compliance
The 2.5-inch round form factor of this light is a widely adopted standard in the transportation industry, providing both a recognizable visual signature and practical advantages for mounting. The lens is crafted from high-grade polycarbonate, a material selected for its exceptional properties. Polycarbonate boasts superior impact resistance, making it highly impervious to damage from road debris such as stones, gravel, and ice. Beyond its mechanical strength, polycarbonate offers excellent optical clarity and UV stability, ensuring that the lens maintains its transparency and color integrity over extended periods of exposure to sunlight and harsh weather conditions, thereby preserving photometric performance. A pivotal feature of this product is its "PC rated" designation. This rating is not merely a label but signifies compliance with specific photometric requirements outlined in FMVSS/CMVSS 108. A PC-rated light is engineered to function simultaneously as both a clearance lamp and a side marker lamp. This means it emits light with sufficient intensity and beam spread to be visible from both the front/rear and the side within specified viewing angles. This capability allows for strategic mounting on the corners of vehicles, where a single light can fulfill two regulatory functions, simplifying wiring, reducing the number of necessary components, and often providing a cleaner aesthetic. This dual-functionality underscores the advanced optical design of the Buyers Products light, ensuring comprehensive vehicle conspicuity from multiple perspectives.Robust Construction and Environmental Resilience
The housing of this marker/clearance light is constructed from durable plastic, chosen for its inherent resistance to corrosion, a common issue with metallic components in outdoor and road environments, particularly where road salts and chemicals are prevalent. The combination of a robust plastic housing and a polycarbonate lens creates a highly sealed unit, offering superior protection against ingress of dust, moisture, and road contaminants. While not explicitly stating an IP (Ingress Protection) rating, the design features, combined with its purpose as an exterior vehicle light compliant with rigorous safety standards, strongly imply a high level of environmental sealing, ensuring reliable performance in adverse weather conditions ranging from torrential rain to heavy snow and extreme temperature fluctuations. The recessed mounting type further enhances this durability by allowing the light to sit flush or partially within the vehicle body, providing additional physical protection against impacts and snags that could damage externally mounted lights. This design choice contributes to the longevity of the unit and maintains the vehicle's aesthetic integrity.Seamless Electrical Integration and Connectivity
The electrical interface of this light is designed for straightforward and secure integration into standard 12-volt vehicle electrical systems. It features a PL-10 style connection, a widely recognized and utilized connector type within the heavy-duty truck and trailer industry. The PL-10 connection is prized for its reliability, ease of installation, and robust electrical contact, often incorporating weather-resistant properties to ensure long-term performance in demanding environments. The light is equipped with a two-wire configuration, meticulously designed for clarity and security. One wire serves as the stripped power wire, facilitating direct and secure connection to the vehicle's positive 12V supply. The second wire features a #10 ring terminal on the ground, providing a robust and secure point of attachment to the vehicle chassis for effective grounding. This specific grounding method ensures a stable electrical connection, minimizing the risk of intermittent operation or electrical faults, which are critical for safety-related lighting components. The absence of a built-in switch simplifies wiring and allows for integration into existing vehicle lighting control circuits, providing flexibility for system designers and installers.FMVSS/CMVSS 108: A Commitment to Safety
Compliance with FMVSS 108 (Federal Motor Vehicle Safety Standard 108) in the United States and CMVSS 108 (Canadian Motor Vehicle Safety Standard 108) is not merely a legal mandate but a cornerstone of vehicle safety. These regulations meticulously govern all lighting, signaling, and reflective devices on motor vehicles and associated equipment, including trailers. For marker and clearance lights, these standards dictate precise requirements for photometric output (light intensity and distribution), color, effective projected luminous area, and mounting locations. The Buyers Products 2.5 Inch Red Round Marker/Clearance Light is engineered to meet or exceed these exacting specifications. Marker lights are essential for indicating the overall length and width of a vehicle from the side, while clearance lights define its maximum width and height from the front and rear. By providing clear visual cues, these lights enable other drivers to accurately perceive the dimensions and presence of large vehicles, particularly in low-light conditions, inclement weather, or when maneuvering. The specific red color is reserved for rearward-facing and side-rearward facing applications, ensuring universal recognition of a vehicle's trailing edge. The stringent testing and certification processes required for FMVSS/CMVSS 108 compliance guarantee that this light delivers consistent, reliable performance under diverse operating conditions, contributing significantly to accident prevention and road safety.Versatile Applications and Ease of Installation
This 2.5-inch round marker/clearance light is designed for a broad spectrum of applications across the commercial and recreational vehicle industries. It is ideally suited for various types of trucks, including heavy-duty tractor-trailers, medium-duty vocational trucks, service vehicles, and even pickup trucks equipped with utility bodies. Its utility extends seamlessly to an array of trailers, from enclosed cargo trailers and flatbeds to utility trailers, boat trailers, livestock trailers, and recreational vehicles (RVs). Strategic placement on the rear and sides of these vehicles, particularly on corners and along the upper and lower edges, ensures that the vehicle’s full profile is adequately illuminated and communicated to surrounding traffic. The availability of amber lenses for front and side-forward applications, in addition to the red lens for rear and side-rearward applications, further enhances the versatility of this product line, allowing for consistent aesthetics and performance across an entire vehicle's lighting scheme. Installation of the recessed mount light typically involves securing the light within a pre-cut opening in the vehicle's body panel or a mounting grommet (though the grommet is not included, it's a common accessory for recessed lights of this type). The plug-and-play PL-10 connection streamlines the electrical hookup, reducing installation time and complexity. Proper sealing around the light assembly during installation is crucial to maintain its environmental integrity and prevent moisture ingress into the vehicle’s structure. The inherent low-maintenance nature of LED technology means that once installed, these lights require minimal attention, freeing up valuable time and resources that would otherwise be spent on troubleshooting and replacing traditional incandescent bulbs.Uncompromising Quality and Lifetime Assurance
Buyers Products stands behind the engineering and manufacturing quality of this 2.5 Inch Red Round Marker/Clearance Light with a limited lifetime warranty. This warranty is a powerful testament to the confidence the manufacturer has in the durability, reliability, and superior performance of their product. It provides peace of mind to customers, assuring them that their investment is protected against manufacturing defects for the operational life of the product. This commitment to quality, combined with the light's adherence to global safety standards, advanced LED technology, robust materials, and efficient electrical characteristics, solidifies its position as a leading choice for discerning professionals who prioritize safety, longevity, and value in their vehicle lighting solutions. In summary, the Buyers Products 2.5 Inch Red Round Marker/Clearance Light with 7 LEDs is a technically advanced and highly dependable lighting component. Its efficient 7-LED array, low 0.190 Amp draw, durable polycarbonate lens, corrosion-resistant plastic housing, and PC-rated optical design ensure maximum visibility and regulatory compliance. Engineered for a 12-volt electrical system with a robust PL-10 connection and designed for recessed mounting, it offers a blend of performance, durability, and ease of installation that is essential for the demanding operational environments of modern trucks and trailers. This product represents a strategic investment in vehicular safety and operational efficiency, backed by a limited lifetime warranty that underscores its exceptional quality and expected longevity.
