Home / MOTOR CONTROLLERS / T3 Controllers / Alltrax SR-48300 Motor Controller for T3 Alltrax SR-48300 Motor Controller for T3$473.00 Add Optional Fan :- Alltrax Fan ($38.00) Add Optional Solenoid w/ Diode & Resistor :- JCC-200 48V Only ($97.00) SW180 24V, 36V or 48V ($97.00)