The 2006 Betta Electrical 500 was an endurance motor race for V8 Supercars. The race was held on 3 September 2006 at Sandown International Raceway in Victoria, Australia, and was the eighth round of the 2006 V8 Supercar Championship Series. It was the 39th in a sequence of "Sandown long distances races" which are commonly referred to under the Sandown 500 name. The race was won by Jason Bright and Mark Winterbottom driving a Ford BA Falcon for Ford Performance Racing.