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Tacx FLUX S Smart Trainer

Smart Direct Drive Trainer with Full Cycling App Compatibility

  • Measure your power within 3% accuracy
  • Next-to-silent direct drive trainer lets you ride without disturbing others
  • Works with popular third-party training apps such as Zwift and Tacx®
  • Train with realistically simulated inclines up to a 10% gradient and a max sprint resistance of 1,500 watts
  • Sturdy design easily allows for riding full-out and standing on the pedals

Flux S

Looking for a smart, direct drive trainer? The Tacx FLUX S Smart checks all the boxes: it’s reliable, accurate, silent, strong and features a heavy flywheel for a very realistic ride feel. Made to help you sweat while cycling with your favorite apps, this bike trainer is the ideal indoor training companion.

Train with Confidence

The internal mechanics of the FLUX Smart trainer are redesigned to improve the ride feel and power measurement. The result is FLUX S Smart — designed to provide a reliable, accurate and consistent measurement of your power, speed and cadence, so you can keep track of your performance and progress. It measures your data accurately within 3%.

Powerfully Built

The well-balanced design of FLUX S Smart ensures maximum stability when cycling in even the most explosive sprints. It powers up to 1,500 watts, and you can train on realistically simulated inclines up to a 10% gradient. No matter how intense your workout, this bike trainer is built to last. A large footprint and durable materials ensure maximum stability.

 

Flux S trainer

Smooth and Silent

At 15.4 lbs (7.0 kg), a heavy flywheel ensures a realistic ride feel and good responsiveness of FLUX S Smart. This direct drive trainer is designed to bring vibrations and noise levels to the absolute minimum, resulting in one of the most silent flywheel-equipped bike trainers available.

Fully Connected

The trainer communicates via BLUETOOTH® Smart technology and ANT+® FE-C protocol, making it compatible with a number of popular training apps. So whether you want to ride a famous cycling ride in the Tacx software, take on the virtual worlds of Zwift or utilize other platforms such as TrainerRoad, this bike trainer lets you ride smarter than ever before. You can also opt to use the trainer in stand-alone mode. When not connected, it will simulate a flat road; the faster you ride, the higher the resistance. And it can be connected to multiple devices simultaneously, so you can enjoy the software and track your performance on your Garmin bike computer at the same time.

zwift

Improved Compatibility

The FLUX S Smart trainer comes with additional axle adapters to significantly improve the axle compatibility. This direct drive is compatible with 142×12 mm and 148×12 mm axles — right out of the box.

Garmin

Train Your Way

FLUX S Smart harnesses the innovative power of the Tacx indoor training software. Enjoy your time in the saddle with a library filled with more than 100 high-quality, real-life videos that let you experience the rush of riding the steep hills of the Alps or the cobblestone roads of Milan. Take advantage of efficiently structured training plans, designed for your fitness level to help you meet your unique goals. Race against live opponents, upload GPS data and ride on 3-D maps, create your own workouts based on slope, power, heart rate or FTP, and show off on Strava.

SPECS

Magnets8 permanent ferrite magnets and 8 electromagnets
Electrical requirement110-240 V
Connection Indicator (ANT+/BLUETOOTH)2 LEDs
Suitable cassettesShimano and SRAM: 8-11 speed.
Campagnolo, SRAM XD and XD-R body (sold separately) .Not suitable for specialized SCS system
Suitable axlesWidth of rear fork: Race 130 mm, MTB 135 mm.
Adapters for other widths available
Max power1500 watt
Max incline10%
Max torque22.1 Nm
Max brake force65N
Flywheel15.4 lbs (7 kg)
Mass inertia50.3 lbs (22.8 kg)
CalibrationSpin down
Footprint26.4″ x 25.3″ (670 x 642 mm)
Height18.1″ (460 mm)
Weight50.3 lbs (22.8 kg)
Wireless communicationANT+ connectivity, BLUETOOTH wireless technology
Control bySmartphone, tablet, ANT+ bike computers, stand alone, computer connection via ANT+ antenna
OutputSpeed, cadence, power
Read out onSmartphone, tablet, bike computer, computer
with ANT+ antenna
Accuracy<3%