The FX series leads the industry in brushed competition performance. With it's ultra small footprint and flash-programmable microcontrollers with the lowest on-resistance MOSFETS ever used in a speed controller, the FX completely eliminates any power bottleneck between your battery and motor, increasing efficiency and breathing new life into your brushed motors. The FX has thousands of possible settings right on-board with Tekin's QuickTune™ Programming and is also capable of extensive tuning and updates when used with Tekin's HotWire PC Interface (sold separately).

The FX-R reversing speed controller leads the industry in pure rock crawling performance. With its tiny footprint, improved drag brake resolution with lock-down holding power, adjustable reverse type with reverse delay, no reverse or instant reverse, ultra smooth low speed creep and precision throttle and braking response, the FX-R easily gives you the edge over the competition. The FX-R has thousands of possible settings right on-board with Tekin's QuickTune™ Programming and is capable of extensive tuning and updating when used with Tekin's HotWire PC Interface*. The FX-R can also take on your power needs with 3S Li-Po compatibility when used with 35 turn or higher motors. Install the FX-R and step up to smarter, smaller, faster electronics. And if you have an older FX-R you can download the latest software updates with our HotWire interface.