The 2000 C230 was a different chassis. It's fan is totally different.
You can always contact LKQ and see if they have a car with the correct fan in your area. I have no idea what they charge for the fans. It will vary by state and wholesale vs retail.

http://www.lkqcorp.com/home/home.asp

We are brothers and sisters doing time on the planet for better or worse. I'll take the better, if you don't mind.
- Stu Harmon