There are at least 4 bands with called Sunwheel:
1) A Polish NSBM band, before 2002 known as Swastyka.
2) A side project of Sean Bowley (Eden). They only recorded 2 songs: "Sky Blue Rooms", which appeared in a Black Tape For A Blue Girl tribute CD, and "Walk Upon The Grass", on a Heavenly Voices compilation.
3) A Serbian RAC band.
4) An experimental/industrial band from California.