Truck 24v 4w T4w Bulb Indicator Brake & Fog OSRAM 3930 is listed as an auto-part option. Confirm fitment, part number and compatibility before purchase, especially where vehicle-specific matching is required.
this part is designed for use in truck lighting systems where a 24-volt, 4-watt T4w bulb is required. This Osram bulb is suitable for indicator, brake, and fog light applications, highlighting its versatility in commercial vehicle lighting.
This bulb serves as an important component within the truck’s lighting assembly, responsible for signaling and ensuring visibility during braking, turn indication, and fog conditions. When replacing, it is crucial to verify the voltage (24v) and wattage (4w) match the original bulb to maintain proper function and compatibility.
Buyers should compare the shape and bulb type marked as T4w on their existing bulb to ensure this unit corresponds correctly to the original light fitting. The Osram brand is known for producing automotive bulbs used in various truck lighting circuits, making this listing ideal for those needing a replacement bulb with these specific electrical ratings and form factor.
- Voltage: 24 volts
- Power: 4 watts
- Type: T4w bulb
- Functions: Indicator, brake, and fog light use
- Brand: Osram
Not sure the code, size or specification matches? Use more Brake Master Cylinder or Request a Part with a clear photo of the old part before checkout.





