BOSCH BLB382W Pure Light Bulb, 12 V

Product Overview

The BOSCH BLB382W Pure Light Bulb, 12 V is a high‑performance automotive lighting component designed for use in turn signals, brake lights, parking lamps, and auxiliary stop lights. With a power rating of 21 W and a clear, large‑wedge design, it delivers bright, reliable illumination across a wide range of vehicle models.

Key Technical Specifications

• Model Number: BLB382W
• Part Code: 1987302251 (also listed as 1 987 302 251 in many catalogs)
• Voltage: 12 V DC
• Power: 21 W
• Lamp Type: Clear, large‑wedge incandescent
• Base Size: W3x16D (W21W)
• Color Temperature: Warm white (typical for automotive signaling)
• Application: Turn signal, brake light, parking lamp, auxiliary stop light, fog‑lamp end cap, reverse light, and other secondary lighting functions
• Compatibility: Fits a broad spectrum of vehicles including VW, Audi, Mercedes‑Benz, Opel, Peugeot, Nissan, Toyota, Subaru, Hyundai, Kia, Mitsubishi, and many others
• Installation: Standard automotive bulb socket; no special tools required beyond a basic screwdriver or socket set
• Lifetime: Typical incandescent bulb lifespan of 500–1,000 hours under normal driving conditions

Design Features and Performance Benefits

The BOSCH BLB382W incorporates several design elements that enhance its performance and durability:

• Clear, Large‑Wedge Construction: Provides a wide beam spread ideal for signaling and visibility.
• High‑Quality Glass: Resistant to cracking and discoloration, ensuring consistent light output over time.
• Robust Filament: Engineered for reliable ignition and sustained brightness, reducing the need for frequent replacements.
• Optimized Heat Dissipation: The bulb’s shape and base design help manage heat, extending component life.
• Standardized W3x16D Base: Guarantees compatibility with most automotive lighting assemblies without modification.
• Consistent Color Temperature: Maintains a uniform warm white glow, essential for clear signaling and aesthetic harmony with vehicle lighting systems.

Vehicle Compatibility Matrix

The BOSCH BLB382W is engineered to fit a wide array of vehicle makes and models. Below is an illustrative compatibility list, highlighting common applications:

Installation Guide

Replacing a bulb with the BOSCH BLB382W is straightforward. Follow these steps for a safe and effective installation:

1. Safety First: Ensure the vehicle’s ignition is off and disconnect the battery if possible to avoid electrical shock.
2. Locate the Bulb: Open the vehicle’s hood or access panel to reach the bulb socket. Refer to your owner’s manual for exact location.
3. Remove the Old Bulb: Unscrew or release the bulb from its socket. If it’s a sealed unit, gently twist and pull to remove.
4. Insert the New Bulb: Align the W3x16D base with the socket and secure it by screwing or locking as required.
5. Test the Functionality: Reconnect the battery, start the vehicle, and activate the turn signal or brake light to confirm proper operation.
6. Secure and Clean: Ensure the bulb is firmly seated, then close any covers or panels. Wipe away any fingerprints that may affect light output.

Maintenance Tips

• Inspect bulbs regularly for signs of wear, such as dimming or discoloration.
• Replace any bulb that fails to light up or shows a broken filament.
• Avoid touching the glass surface with bare hands; oils from skin can reduce brightness.
• Keep the bulb housing clean to prevent dust buildup, which can affect heat dissipation.

Why Choose BOSCH?

BOSCH is a globally recognized leader in automotive components, known for precision engineering and rigorous quality control. The BLB382W benefits from:

• Proven Reliability: Designed to meet or exceed OEM specifications.
• Extensive Compatibility: Tested across numerous vehicle platforms.
• Consistent Performance: Maintains brightness and color temperature over its lifespan.
• Durable Construction: Built to withstand vibration, temperature extremes, and moisture.
• Trusted Brand Reputation: BOSCH’s commitment to safety and innovation is reflected in every product.

Conclusion

The BOSCH BLB382W Pure Light Bulb, 12 V is a versatile, high‑quality lighting solution for automotive applications. Its clear, large‑wedge design, robust construction, and broad compatibility make it an ideal choice for anyone seeking reliable performance in turn signals, brake lights, parking lamps, and auxiliary lighting. Whether you’re a professional mechanic or an automotive enthusiast, this bulb delivers the brightness, durability, and safety that modern vehicles demand.