BMW 650i Courtesy Bulb Size
The BMW 650i courtesy light utilizes 12961 and DE3423 bulb sizes according to the provided specifications. Available information covers the specific time range from 2006 through 2010.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Bulb Size by Year Range
| Years | Bulb Size |
|---|---|
| 2008-2010 | 12961 |
| 2006-2007 | DE3423 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| Philips part number. Miniature wedge bulb (T10) with W2.1x9.5d base. 12V, 5W. | 12961 |
| ANSI standard (US & Canada). Festoon bulb, 41mm length, end-cap contacts. 12V. | DE3423 |