--- product_id: 52925613 title: "Bosch P21/5W (380) Pure Light Halogen Headlight Bulbs, 12 V 21/5 W, Original Quality - Socket Type BAY15d - Pack of 2 Replacement Car Light Bulbs" brand: "bosch" price: "฿786" currency: THB in_stock: true reviews_count: 13 category: "Bosch" url: https://www.desertcart.co.th/products/52925613-bosch-p21-5w-380-pure-light-halogen-headlight-bulbs-12 store_origin: TH region: Thailand --- # Long lifespan for fewer replacements 12V, 21/5W dual filament power BAY15d socket for universal fit Bosch P21/5W (380) Pure Light Halogen Headlight Bulbs, 12 V 21/5 W, Original Quality - Socket Type BAY15d - Pack of 2 Replacement Car Light Bulbs **Brand:** bosch **Price:** ฿786 **Availability:** ✅ In Stock ## Summary > 💡 Stay ahead of the curve with Bosch Pure Light – because your ride deserves the spotlight. ## Quick Answers - **What is this?** Bosch P21/5W (380) Pure Light Halogen Headlight Bulbs, 12 V 21/5 W, Original Quality - Socket Type BAY15d - Pack of 2 Replacement Car Light Bulbs by bosch - **How much does it cost?** ฿786 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/52925613-bosch-p21-5w-380-pure-light-halogen-headlight-bulbs-12) ## Best For - bosch enthusiasts ## Why This Product - Trusted bosch brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Dual Filament Power:** 12V 21/5W bulbs deliver both brake and tail light functions in one sleek package. - • **Enduring Performance:** Engineered for longevity, these bulbs reduce maintenance frequency and keep you road-ready. - • **Safety-First Pairing:** Change bulbs in pairs to maintain balanced lighting and avoid unexpected failures. - • **Pure Light Brilliance:** Experience original equipment quality illumination that cuts through the night with precision. - • **Effortless Installation:** BAY15d socket ensures a perfect fit and quick replacement—no mechanic needed. ## Overview Bosch P21/5W Pure Light halogen bulbs offer original equipment quality with 12V 21/5W dual filament power and a universal BAY15d socket. Designed for long-lasting performance and easy installation, these bulbs provide reliable, bright illumination for front vehicle lighting, ensuring safety and compliance with automotive standards. ## Description From the manufacturer For those searching for a good price-performance ratio Leveraging a century of automotive lighting expertise, Bosch ensures excellent quality. With the Bosch Pure Light headlights, you will discover the world of original quality parts. When it comes to navigating the night, clarity and visibility are paramount. The Bosch Pure Light headlight bulb will reliably do this and more. Thanks to the long lifespan, the bulbs also rarely need replacing. Easy to install, they are the preferred choice for many drivers searching for replacement headlight bulbs. Good value The Pure Light series delivers an excellent balance between cost and performance. Long-lasting Long service life for fewer replacements. Excellent quality Made with high-quality materials and components. Universal The comprehensive Pure Light product line offers suitable vehicle lamps for almost every field of operation. Never in the dark For your safety and to be compliant with the law, Bosch recommends that you always have a box of emergency backup bulbs in your vehicle in the event of failure. Gloves are your ally Handling bulbs with your fingers may reduce their lifespan. When replacing them, it is advisable to use gloves. This also helps avoid potential burns. Change your lamps in pairs If one bulb goes out, it won’t take long for the other one to stop working. For your safety and to save money on repairs, Bosch recommends changing both bulbs simultaneously. Stay bright Bulbs naturally deteriorate and diminish in intensity over time. Bosch recommends changing them every 2 years on average. Review: Great fit and quality - Great quality and fit bulbs. Bought to replace the stop/tail lamps on my new car, which were a little burned on the glass, so not as bright as they should have been. I've used these for years and find them the best type for quality and longevity. Review: Perfect - Perfect,got what was asked for ## Features - Pure Light, complete standard series in original equipment quality - P21/5W - 12 V, 21/5 W - BAY15d ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B003JY81VO | | Best Sellers Rank | 2,267 in Automotive ( See Top 100 in Automotive ) 10 in Automotive Back Up Lights | | Brand | Bosch | | Customer Reviews | 4.5 4.5 out of 5 stars (8,016) | | Date First Available | 3 May 2011 | | Item Weight | 9 g | | Item model number | 1 987 301 016 | | Manufacturer | Bosch | | Manufacturer part number | 1987301016 | | Mirror lighting type | P21/5W | | Model | 1987301016 | | Position | Front | | Product Dimensions | 6.7 x 2.8 x 13.5 cm; 9 g | | Voltage | 12 Volts | ## Product Details - **Brand:** Bosch - **Item package quantity:** 1 - **Light source type:** Incandescent - **Specific uses for product:** Headlight bulb - **Wattage:** 21 watts ## Images ![Bosch P21/5W (380) Pure Light Halogen Headlight Bulbs, 12 V 21/5 W, Original Quality - Socket Type BAY15d - Pack of 2 Replacement Car Light Bulbs - Image 1](https://m.media-amazon.com/images/I/31zLgXcONXL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great fit and quality *by ◀***� on 29 October 2025* Great quality and fit bulbs. Bought to replace the stop/tail lamps on my new car, which were a little burned on the glass, so not as bright as they should have been. I've used these for years and find them the best type for quality and longevity. ### ⭐⭐⭐⭐⭐ Perfect *by A***E on 4 October 2025* Perfect,got what was asked for ### ⭐⭐⭐⭐ Good Lamps *by R***S on 25 July 2025* Well pleased with quality . Did job well ## Frequently Bought Together - Bosch P21/5W (380) Pure Light Car Light Bulbs - 12 V 21/5 W BAY15d - 2 Bulbs - Bosch P21W (382) Pure Light Car Light Bulbs - 12 V 21 W BA15s - 2 Bulbs - Bosch W5W (501) Pure Light Car Light Bulbs - 12 V 5 W W2,1x9,5d - 2 Bulbs --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.th/products/52925613-bosch-p21-5w-380-pure-light-halogen-headlight-bulbs-12](https://www.desertcart.co.th/products/52925613-bosch-p21-5w-380-pure-light-halogen-headlight-bulbs-12) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-04-23*