Lamp 2 Pole W21/5W 12V 21/5W [Trifa]

The Lamp 2 Pole W21/5W 12V 21/5W [Trifa] is a critical automotive lighting component, engineered for precision and reliability. Manufactured by Trifa in Germany, this lamp adheres to rigorous industrial standards, ensuring consistent performance. Its dual-filament design is configured for distinct illumination levels from a single bulb, common in combined stop/tail light or front position/turn signal applications. Procurement guarantees adherence to OEM specifications, vital for vehicle electrical system integrity and road safety compliance. Its German origin signifies a commitment to engineering excellence.

Technical Specifications

• Brand: Trifa
• Country of Origin: Germany
• Bulb Type: W21/5W
• Nominal Voltage: 12V DC
• Nominal Wattage: 21W (primary) / 5W (secondary)
• Filament: Dual-filament for two distinct light outputs
• Base Type: W3x16q wedge base with two contacts
• Glass: Clear, for maximum light transmission
• Dimensions: Standard W21/5W sizing for direct fitment
• Operating Temperature: Stable across automotive thermal environments
• Regulatory Compliance: ECE R37 compliant for vehicle filament lamps
• Luminous Intensity: Meets specified lux/candela output for 21W and 5W functions.

Compatibility & Fitment

• Vehicle Application: Used in passenger vehicles, light commercial vehicles, and motorcycles.
• Functional Integration: Utilized in multi-function lamp housings for two distinct lighting functions.
• Usage Examples: Common for combined brake (21W) and tail lights (5W), or front turn signals (21W) and position lights (5W).
• System Voltage: Compatible solely with 12-volt automotive electrical architectures.
• Socket Requirement: Requires a W3x16q compatible lamp holder for proper installation.
• Direct Replacement: Engineered as a direct, plug-and-play replacement for factory W21/5W bulbs.
• OEM Cross-Reference: Equivalent to numerous OEM part numbers from Audi, BMW, Mercedes-Benz, Volkswagen, Ford, Toyota, Honda, Nissan, Hyundai, Kia, Volvo, and Opel. Verification against vehicle manual or existing bulb type is recommended.
• Installation: Wedge base design facilitates simple push-in and pull-out.

Key Performance Benefits

• Enhanced Visibility: Precise wattage ensures optimal light intensity for both primary (21W) and secondary (5W) functions, contributing to road safety.
• Operational Consistency: Trifa's standards yield bulbs that maintain stable performance, reducing unpredictable failures.
• Structural Integrity: Constructed with high-grade materials resistant to vibrations, temperature fluctuations, and moisture, preserving filament integrity.
• Regulatory Adherence: Full compliance with ECE R37 mandates legality for road use, affirming performance and safety.
• Efficient Power Utilization: Optimized filament design provides maximum light output for specified wattage, minimizing strain on the vehicle's electrical system.
• Immediate Illumination: Provides instant-on capability for critical signaling, crucial for reactionary driving.
• Longevity: Engineered for extended service life under normal operating conditions, reducing replacement frequency and maintenance.
• Clear Light Emission: Delivers clean, consistent light without flickering, aiding accurate signal interpretation by other road users.

Authenticity Guarantee

This Trifa W21/5W 12V 21/5W lamp is guaranteed as an authentic, German-manufactured component. Acquisition of genuine Trifa products ensures customers receive an item produced under strict quality control, synonymous with German engineering. Authenticity verification is paramount for automotive parts; substandard components can lead to premature failure, electrical malfunctions, or non-compliance with safety regulations. Our commitment is to supply legitimate parts, directly sourced, providing assurance in product performance and durability. This guarantees the item fulfills its intended operational parameters and contributes positively to vehicle maintenance and safety standards. All products are verified for origin and specification conformance.

The Trifa W21/5W 12V 21/5W lamp delivers reliable, regulation-compliant illumination, fundamental for vehicle operational safety and consistent system functionality.