A Curtis model 1204 short body controller with four buss bars is pre-set for 5k-0 throttle. It can be adjusted with a hand held Curtis programmer 1313-3301 sold separately for use with 8 other throttle inputs. Many other parameters such as acceleration HPD voltage plugging and more are also adjustable. Series 325 amp controller for 36 volt – 48 volt for Club Car DS golf cart models