BlueBird BLB7443NA Dual-Filament Parking Light Bulb Natural Amber

The BlueBird BLB7443NA is a dual-filament miniature wedge-base bulb designed for automotive parking light, brake light, tail light, and turn signal applications. This natural amber bulb features the industry-standard 7443 configuration with W3x16q wedge base for direct plug-and-play installation in compatible sockets.

Key Features:

• Dual-filament design provides two intensity levels for combination brake/tail or parking/turn signal functions
• Natural amber color ideal for turn signal and side marker applications
• W3x16q wedge base with three electrical contacts for dual-circuit operation
• 12-volt operation with dual wattage rating (typically 21W high intensity, 5W low intensity)
• T6-1/2 bulb shape for optimal light distribution in OEM housings
• Cross-compatible with 7443NA, 7444NA, and similar amber dual-filament applications

The 7443 platform is one of the most common dual-filament bulb types in modern automotive lighting systems. The natural amber color meets DOT regulations for front and rear turn signal applications and provides high visibility for safe signaling to other drivers.