Home / CONVERSION PARTS / Kits & Packages / Conversion Kit – Motenergy ME0709 Motor, Alltrax SR72300 Controller, Contactor & Accessories Conversion Kit – Motenergy ME0709 Motor, Alltrax SR72300 Controller, Contactor & Accessories$1,348.00 Voltage that your will run the system at? * :- 48 Volt 72 Volt Add Optional Fan :- Alltrax Fan ($38.00) Add Throttle Controls :- Magura ($87.00) Domino ($115.00) PB-6 ($88.50) PB-8 ($147.00) FP-6 ($125.00)