Lamp 2 Pole P21/5W 12V 21/5W

This listing presents the genuine Bosch Lamp 2 Pole P21/5W 12V 21/5W, engineered for reliable automotive signaling and illumination systems. This incandescent bulb is a precision-manufactured component, adhering to stringent original equipment manufacturer (OEM) standards for performance and longevity. Its dual-filament design provides distinct light outputs for combined functionalities within a single lamp housing, a critical feature for various vehicle lighting applications. Sourced directly from Bosch, a leading global supplier in automotive technology, this product ensures operational integrity and safety compliance for diverse vehicle platforms. The technical specifications detailed herein confirm its suitability for direct replacement in compatible systems, preventing operational discrepancies and maintaining vehicle electrical system harmony. This Bosch component offers a robust solution for maintaining specified lighting conditions in automotive applications.

Technical Specifications

• **Voltage Rating:** 12 Volts, suitable for standard automotive electrical systems.
• **Power Output:** Dual-filament design, providing 21 Watts for primary function (e.g., brake light or indicator) and 5 Watts for secondary function (e.g., tail light or running light).
• **Base Type:** BAY15d (P21/5W), a standard bayonet mount with two offset locking pins and two contacts at the base, ensuring correct polarization and mechanical fitment.
• **Filament Configuration:** Two distinct filaments housed within the same glass envelope, enabling differential light intensity output.
• **Beam Angle:** Omni-directional light distribution, optimized for reflector-based lamp assemblies.
• **Glass Type:** Clear glass envelope, suitable for applications requiring unfiltered light output or for use behind colored lenses.
• **Operating Temperature Range:** Designed to function effectively within typical automotive thermal environments, ensuring consistent light output across varying conditions.
• **Lifespan Rating:** Conforms to industry standards for incandescent signaling lamps, providing consistent performance over an extended operational cycle.
• **Current Draw:** Precisely calibrated to align with vehicle electrical system specifications, minimizing load and preventing circuit overload.

Compatibility & Fitment

• **Vehicle Systems:** Designed for 12V automotive electrical systems, common in passenger cars, light commercial vehicles, and motorcycles.
• **Application Scope:** Primarily utilized in combined stop/tail light assemblies, indicator/parking light assemblies, and specific auxiliary lighting applications where a dual-intensity output is required.
• **Specific Bulb Type Replacement:** Direct replacement for any BAY15d / P21/5W bulb with 12V 21/5W specifications.
• **OEM Cross-Reference:** Functions as an equivalent to numerous OEM part numbers requiring a 12V 21/5W dual-filament bulb.
• **Common Automotive Brands:** Compatible with a wide array of manufacturers including but not limited to Volkswagen, Audi, BMW, Mercedes-Benz, Ford, Toyota, Honda, Nissan, and General Motors models that specify this exact bulb type and wattage.
• **Installation Procedure:** Requires straightforward push-and-twist installation into compatible lamp sockets, ensuring secure electrical and mechanical connection.
• **Regulatory Compliance:** Engineered to meet or exceed ECE R37 standards for vehicle lamps, ensuring legality and operational conformity across relevant regions.

Key Performance Benefits

• **Operational Reliability:** Bosch engineering ensures consistent illumination and dependable signaling performance, critical for vehicle safety systems.
• **Precise Light Output:** Delivers the specified 21W and 5W outputs accurately, maintaining correct signaling intent for other road users.
• **Durability:** Constructed with robust materials to withstand typical automotive vibration and temperature fluctuations, extending service life.
• **Electrical System Integration:** Engineered for seamless integration into 12V automotive circuits, preventing error codes or system incompatibilities.
• **Regulatory Adherence:** Manufactured to comply with international automotive lighting standards, ensuring legal and safe vehicle operation.
• **Direct Fitment:** Designed as a direct, unmodified replacement part, simplifying installation and reducing vehicle downtime.
• **Brand Trust:** Leveraging Bosch\"s reputation for quality and precision in automotive components, this lamp provides assured performance.

Authenticity Guarantee

This Bosch Lamp 2 Pole P21/5W 12V 21/5W is guaranteed to be an authentic Bosch product. We procure all our Bosch components through authorized distribution channels, ensuring product integrity and compliance with Bosch\"s rigorous quality control protocols. Counterfeit parts can compromise vehicle safety and electrical system functionality. This genuine Bosch bulb guarantees adherence to precise manufacturing tolerances, material specifications, and performance parameters established by Bosch. Verification of part authenticity is critical for maintaining vehicle operational integrity and occupant safety. This commitment to genuine parts mitigates risks associated with substandard components, providing peace of mind regarding the reliability of your vehicle\"s lighting system. Trust in components that are engineered to meet the stringent demands of automotive applications.

Secure the correct and reliable operation of your vehicle\"s lighting system by selecting this authentic Bosch signaling lamp.