H4 Head Light bulbs Koito Japan

Description:

The Koito H4 Headlight Bulbs, manufactured in Japan, are premium-quality halogen bulbs designed to deliver bright, clear, and reliable illumination for a wide range of vehicles. As a trusted OEM supplier for many major automotive brands, Koito ensures that each bulb meets stringent quality and performance standards. These dual-filament H4 bulbs offer both high and low beam functionality in a single unit, making them ideal for vehicles using the H4 headlight configuration.

Designed for excellent road visibility and long-lasting performance, Koito bulbs are built with precision filament placement and UV-cut quartz glass to enhance clarity and resist weathering. These bulbs are suitable for daily driving and deliver consistent performance under various driving conditions.

Specifications:

• Product Type: Halogen Headlight Bulb

• Brand: Koito

• Model Type: H4 (Dual Beam: High/Low)

• Country of Manufacture: Japan

Technical Details:

• Base Type: P43t (standard H4 socket)

• Voltage: 12V

• Wattage:

  • Low Beam: 60W

  • High Beam: 55W

• Lumens Output:

  • Typically around 1000–1650 lumens (varies slightly by model variant)

• Bulb Type: Halogen (Quartz Glass)

• Color Temperature: Approx. 3200K to 3600K (standard white/yellowish-white light)

• Glass Type: UV-cut hard quartz glass

• Beam Pattern: Focused, wide coverage with reduced glare

• Expected Lifespan: Up to 500+ hours (standard usage)

• Filament Type: Dual filament for both high and low beam in one bulb

• Installation Position: Headlamp (suitable for vehicles with H4-type headlight housing)

Performance Features:

• OEM-quality and precision-engineered for safety and visibility

• Bright and stable light output for improved night driving visibility

• Reliable in both city and highway driving conditions

• UV-resistant glass prevents lens yellowing or clouding

• Compatible with a wide range of vehicles using H4 bulb configuration

• Easy installation—plug and play in H4-compatible sockets

Package Includes:

• 1 or 2 Koito H4 Halogen Bulbs (depending on packaging option)

• Factory-sealed Koito box with authenticity labeling