HEADLIGHT BULB 12V 45W 40W BOSCH
12V 45/40W BA20d headlight bulb with a Bosch fitting. Features a dual-filament design for high and low beam functions. Clear glass construction. Specifications include 12-volt operation, 45-watt high beam, 40-watt low beam, BA20d double-contact base, and incandescent bulb type. Dimensions are 34mm width by 64mm height with a 20mm diameter cap. Cross-references Bosch part number 1 987 301 021. Manufacturer is Auto Lamp Electrical.
- SKU
- 44-781.EACH
- Brand
- Auto Lamp Electrical
- Availability
- In Stock (60)
FULL DESCRIPTION
Bosch Motorcycle Headlight Bulb 12V 45/40W BA20d
Illuminate your ride with this reliable 12-volt, 45/40-watt dual-filament headlight bulb. Featuring a standard BA20d base, often referred to as the Bosch fitting, this clear glass incandescent bulb is designed for optimal light output in a variety of motorcycle and scooter headlight applications.
Key Features:
- Dual Filament Design: Provides both high beam (45W) and low beam (40W) functionality from a single bulb.
- Standard BA20d Base: Ensures compatibility with many motorcycle and scooter headlight housings.
- Clear Glass Construction: Maximizes light transmission for clear visibility.
- 12-Volt Operation: Suitable for standard motorcycle electrical systems.
Specifications:
- Voltage: 12V
- Wattage: 45W (High Beam) / 40W (Low Beam)
- Base Type: BA20d (Bosch fitting)
- Bulb Type: Incandescent, Dual Filament
- Dimensions: 34mm width x 64mm height
- Cap Diameter: 20mm


