Description
19® SERIES, BASE MOUNT
LED, 1" X 4" RECTANGULAR, P2 | PC
FEATURES
• Innovative optic design allows combination lamp to function as two
• Designed to fit applications requiring minimal space
• Unique plug-in design for ease of installation|Must be mounted horizontally
• Low-profile, extra-strength base PC-rated lamps meets requirements when mounted on a 45 degree angle
• PC-rated red lamps and standard yellow lamps have 4-diode pattern
• PC-rated yellow lamps have 6-diode pattern
P2 vs. PC Rated Marker Clearance Lamps: What Commercial Transport Operators Need to Know
In the world of commercial transportation, safety and compliance are non-negotiable. One often-overlooked yet essential component of fleet safety is the use of marker and clearance lamps. These small lights play a big role in ensuring vehicles are visible in low light and at night—making them crucial for avoiding accidents and staying compliant with federal regulations.
When selecting marker and clearance lamps, transport professionals often come across different SAE (Society of Automotive Engineers) ratings, such as P2 and PC. Understanding the difference between these two ratings is vital to ensure proper installation, avoid legal issues, and, most importantly, maintain roadway safety.
What’s the Difference Between P2 and PC Ratings?
Both P2 and PC ratings pertain to marker or clearance lights, but they serve slightly different purposes based on their light output and visibility angle:
P2-Rated Lamps
- Use Case: Typically used as side marker lamps.
- Visibility Requirement: Must be visible from 45 degrees to the left and right of the lamp’s centerline.
- Mounting: Usually mounted perpendicular to the direction of travel.
- Function: Indicates the presence and length of the vehicle from the side.
- Limitations: Cannot function as both a marker and clearance lamp simultaneously due to limited visibility angle.
PC-Rated Lamps
- Use Case: Designed to serve as combination lamps (both side marker and clearance lights).
- Visibility Requirement: Must be visible from 180 degrees (i.e., from the front, side, and part of the rear).
- Mounting: Can be mounted at 45 degrees, making them ideal for corner positions.
- Function: Provides a more comprehensive visibility footprint.
- Advantage: Reduces the need for multiple lamps—cost-effective and space-saving.
