Betts 450057 4" Round Backup Light Clear Lens with Choke Seals

The Betts 450057 is a 4-inch round backup light designed for commercial vehicles, trucks, trailers, and heavy equipment. This surface-mount lamp features a durable Valox (reinforced PBT thermoplastic) body that provides excellent impact resistance and UV protection, making it ideal for harsh operating environments.

Key Features:

• Clear polycarbonate shallow lens with Betts patented Snap-Seal system for watertight performance
• Three factory-installed choke seals (grommets) for secure wire management and protection
• Shock-mount bulb socket design that extends bulb life by absorbing road vibration
• Uses standard single contact 920460 socket with 1156 bulb (components sold separately)
• Includes mounting gasket and installation hardware
• Surface mount design requiring body drilling and tapping for wire entry

This backup lamp is built to meet the demanding requirements of commercial and fleet applications. The Valox housing resists damage from impacts, chemicals, and extreme temperatures, while the shock-absorbing socket helps bulbs reach their full rated life. The Snap-Seal lens system ensures reliable moisture protection to prevent corrosion and maintain visibility.