Upgrade or Replace XRT Moto 36/52V Controller. Featuring 6 high-performance 80V MOSFET chips from MAGNACHIP USA and an ST IC chip for precision programming. Experience superior power management with 6 speed modes and customizable kick-start safety for XRT, Purspeed, Stacyc Conversion kit, models. Used in ALL 20in bikes and 2025 1/2-2026 16in FS bikes with 52V and solder-on motor wires (see gallery for wires)

Advanced Architecture: Utilizes 6x 80V MOSFET MAGNA chips for high-voltage resilience and heat dissipation compared to generic controllers.
Precision Intelligence: Driven by an ST IC chip, allowing us to program ultra-smooth throttle response and precision programming capabilities like soft start, 50%, brake cut out.
- Power Management: Includes a 50% power limit toggle and 6 distinct speed modes to match rider skill levels.
Universal Compatibility: Designed specifically to pair with the XRT Moto made bike but can be use for upgrading other types of bikes with 350W Hub Motor and compatible with 36-52v battery systems.

XRT Moto Pur-Speed 36/52v 25A Controller