EZGO Golf Cart 25864G09 Electronic Speed Controller Used on 1994-current E-Z-GO Medalist & TXT models 36-Volt Series Electric Vehicles without DCS or PDS Applications When it's time to replace the Controller, you should also check the Motor since extreme conditions such as lightning can cause both the Controller and Motor permanent damage. 250-amp, 5-pin controller Controllers are the most vulnerable to damage from lightning.