Which Panel Do I Need?
Model #2600-331 topside control panel fits all Jacuzzi J-315 hot tubs built from 2007 to 2012.
Model #2600-321 topside control panel fits all Jacuzzi J-315 hot tubs built from 2004 to 2006.
Model #6600-503 topside control panel fita all Jacuzzi J-315 built in 2013.