Description
33® SERIES, SINGLE FUNCTION
FLANGE MOUNT, LED, 0.75" ROUND
FEATURES
• World’s smallest LED marker lamp for the transportation industry
• PC rated lamp, marked PC on the lens
• Hardwired lamp design is easily retrofitted
• Offers trailer engineers and manufacturers new trailer and rear door structure design flexibility
• Requires 3/4" mounting hole
• Reduces lighting costs due to physical damage and heat entrapment
• Material thickness for flange is 040" - 250"
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.
