---
product_id: 530172043
title: "Bosch H1 (448) Ultra White Halogen Headlight Bulb, 12 V 55 W | Modern White LED Look - Socket Type P43t - Pack of 2 Replacement Car Light Bulbs"
brand: "bosch"
price: "9172 som"
currency: KGS
in_stock: true
reviews_count: 13
category: "Bosch"
url: https://www.desertcart.kg/products/530172043-bosch-h1-448-ultra-white-halogen-headlight-bulb-12-v
store_origin: KG
region: Kyrgyzstan
---

# 100% brighter light output Easy plug & play installation 4800K daylight-like color temp Bosch H1 (448) Ultra White Halogen Headlight Bulb, 12 V 55 W | Modern White LED Look - Socket Type P43t - Pack of 2 Replacement Car Light Bulbs

**Brand:** bosch
**Price:** 9172 som
**Availability:** ✅ In Stock

## Summary

> 💡 Drive brighter, drive safer — see the road like never before!

## Quick Answers

- **What is this?** Bosch H1 (448) Ultra White Halogen Headlight Bulb, 12 V 55 W | Modern White LED Look - Socket Type P43t - Pack of 2 Replacement Car Light Bulbs by bosch
- **How much does it cost?** 9172 som with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kg](https://www.desertcart.kg/products/530172043-bosch-h1-448-ultra-white-halogen-headlight-bulb-12-v)

## 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

- • **Safety in Pairs:** Replace bulbs in pairs to maintain balanced lighting and avoid unexpected failures on the road.
- • **Effortless Upgrade:** Designed for quick, glove-recommended installation—upgrade your headlights in minutes without hassle.
- • **Stylish & Reliable:** Modern silver-tipped design complements clear-glass headlights while backed by Bosch’s century-long quality.
- • **Daylight Brightness:** Special blue coating delivers a crisp 4800K white light, reducing eye strain and enhancing contrast.
- • **Illuminate Your Drive:** Experience up to 100% more light on the road for unmatched nighttime clarity.

## Overview

The Bosch H1 (448) Ultra White Halogen Headlight Bulb offers a powerful 55W, 12V output with a special blue coating that produces a daylight-like 4800K white light. Delivering up to 100% more brightness than standard halogen bulbs, it enhances nighttime visibility and driving comfort. Easy to install with a P43t socket, these bulbs come in a pack of two to ensure balanced lighting and safer driving. Bosch’s trusted quality guarantees reliability and style with a modern silver-tipped finish.

## Description

From the manufacturer Embrace a blend of style, safety, and performance with Bosch Ultra White Leveraging a century of automotive lighting expertise, Bosch ensures excellent quality. We proudly present the Bosch Ultra White halogen bulbs, a clear upgrade for your car's lighting system. These bulbs offer a LED-like look that not only elevates the appearance of your vehicle but also promotes safer driving. The ultra-white light they emit creates enhanced contrasts on the road, significantly improving visibility. The bulbs feature a special blue coating that elevates the light colour to approximately 4800 Kelvin (depending on bulb type), mirroring the qualities of natural daylight. This results in a more comfortable driving experience, with improved visibility in all weather conditions. Easy to install, they are an excellent choice for those seeking to replace their car bulbs. Moreover, with up to 100% more light output compared to standard halogen bulbs, the Ultra White bulbs ensure exceptional brightness, making for all-round, more relaxed driving. Modern White LED Light Similar to daylight, the Ultra White provides outstanding contrasts on the road. Reliable at night Features a powerful beam that is 100% brighter than standard halogen headlights. Safer driving From dusk to the darkest nights, these lights promote safer driving and comfort. Stylish design The silver top coating looks great on clear-glass headlights, adding a touch of style to your car. Essential maintenance tips 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: Headlight bulbs. - Nice and bright and easy to fit on my Honda HRV
Review: Bright lights - Brilliant, never had such bright headlights

## Features

- Better visibility for improved driving comfort: With an intense white light and a beam that brings up to 100% more light on the road than standard halogen bulbs, the benefits of LED and halogen bulbs are reconciled
- More relaxed and safer driving at night: Thanks to a special blue coating, the light colour goes up to 4800 Kelvin (depending on bulb type), similar to daylight
- Reliable: The H4 Ultra White offers a broad spread and safer driving from the faintest dusk to the darkest nights
- Easy installation: Quickly upgrade your headlights - Respect precautions and use gloves, touching the bulb with your fingers may shorten its lifespan
- Tip: Each bulb has a similar lifespan, we recommend replacing your headlights in pairs to prevent any light imbalances and to avoid another visit to the workshop in a short time

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0C3J8MXJX |
| Auto Part Position | Front |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | 6,303 in Automotive ( See Top 100 in Automotive ) 26 in Special Car Bulbs |
| Brand | Bosch |
| Brand Name | Bosch |
| Color Temperature | 5000 Kelvin |
| Colour | White |
| Colour temperature | 5000 Kelvin |
| Country Of Origin | Germany |
| Customer Reviews | 4.4 out of 5 stars 465 Reviews |
| Fit Type | Vehicle Specific Fit |
| Included Components | Bulb |
| Item Type Name | H4 Ultra White |
| Item package quantity | 1 |
| Light Source Type | Xenon |
| Light source type | Xenon |
| Manufacturer | Bosch |
| Manufacturer Part Number | 1987301440 |
| Manufacturer Warranty Description | 25 Year Manufacturer Guarantee |
| Model Number | H4 Ultra White |
| OEM Equivalent Part Number | 0 |
| Package Quantity | 1 |
| Specific Uses For Product | Projector Light |
| Specific uses for product | Projector Light |
| Unit Count | 2.0 count |
| Voltage | 12 Volts |
| Wattage | 55 watts |

## Product Details

- **Brand:** Bosch
- **Colour temperature:** 5000 Kelvin
- **Light source type:** Xenon
- **Specific uses for product:** Projector Light
- **Wattage:** 55 watts

## Images

![Bosch H1 (448) Ultra White Halogen Headlight Bulb, 12 V 55 W | Modern White LED Look - Socket Type P43t - Pack of 2 Replacement Car Light Bulbs - Image 1](https://m.media-amazon.com/images/I/61YA6eZJfUL.jpg)
![Bosch H1 (448) Ultra White Halogen Headlight Bulb, 12 V 55 W | Modern White LED Look - Socket Type P43t - Pack of 2 Replacement Car Light Bulbs - Image 2](https://m.media-amazon.com/images/I/51CII2lIGuL.jpg)
![Bosch H1 (448) Ultra White Halogen Headlight Bulb, 12 V 55 W | Modern White LED Look - Socket Type P43t - Pack of 2 Replacement Car Light Bulbs - Image 3](https://m.media-amazon.com/images/I/61jTXzDDEWL.jpg)
![Bosch H1 (448) Ultra White Halogen Headlight Bulb, 12 V 55 W | Modern White LED Look - Socket Type P43t - Pack of 2 Replacement Car Light Bulbs - Image 4](https://m.media-amazon.com/images/I/61q5GLjaexL.jpg)
![Bosch H1 (448) Ultra White Halogen Headlight Bulb, 12 V 55 W | Modern White LED Look - Socket Type P43t - Pack of 2 Replacement Car Light Bulbs - Image 5](https://m.media-amazon.com/images/I/614LfxMbICL.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Headlight bulbs.
*by S***0 on 11 March 2026*

Nice and bright and easy to fit on my Honda HRV

### ⭐⭐⭐⭐⭐ Bright lights
*by A***. on 6 March 2026*

Brilliant, never had such bright headlights

### ⭐⭐⭐⭐ Its still working so far so good
*by L***0 on 11 April 2026*

Good colour works well

## Frequently Bought Together

- Bosch H4 (472) Ultra White Halogen Headlight Bulb, 12V 60/55 W, Modern White LED Look - Socket Type P43t - Pack of 2 Replacement Car Light Bulbs
- Bosch W21/5W (580) Pure Light Car Light Bulbs - 12 V 21/5 W W3x16q - 2 Bulbs
- OSRAM ORIGINAL W5W halogen, position and number plate light, 2825-02B, 12V, double blister 2 count (Pack of 1) - white/clear

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*Product available on Desertcart Kyrgyzstan*
*Store origin: KG*
*Last updated: 2026-08-01*