Everything just got easier.
Neon plugs into your existing TriPac® APU and adds fuel savings, remote operation, service interval tracking, and mobile connectivity without replacing anything.
Remotely control cabin climate for when you’re away — no need to leave the unit on while you’re gone. Start climate control before coming back to the truck just by using your phone. The mobile app includes other useful features, like an automatic alarm clock to remind you it’s time to roll.
Learns your preferences automatically and adapts how the APU runs — saving an estimated 400 gallons per year at the national average diesel price of $5.345/gal.
Fleets and drivers can see alarm codes immediately without the need to visit a service center, speeding up diagnosis and reducing downtime.
Continuously tracks battery voltage and automatically starts the APU to ensure your batteries never die.
Use the Fleet Portal to track engine and bunk heater hours across your fleet, ensuring preventative maintenance is performed on time — every time.
Built-in cellular with its own data connection allows Neon to offer the optional Premium Connectivity package — unlocking unlimited cabin Wi-Fi for internet & video streaming during your break.
Neon doesn't just help drivers — it gives fleets real visibility and cost savings across the board.
Drivers stay with fleets that invest in their comfort. Neon’s mobile app, smart climate system, and cabin Wi-Fi make a real difference — bringing value beyond fuel savings.
Instant alarm codes and hours tracking ensure preventative maintenance happens sooner — reducing service costs by an estimated 21%.
The Self-Teaching Computer intelligently adapts how the APU runs, saving over 400 gallons of fuel annually per truck at the national average diesel price of $5.345/gal.
Automatic battery voltage monitoring and APU start prevents the most common cause of roadside service calls. With a single jump-start averaging up to $300, Neon pays for itself while increasing on-time reliability.
No rewiring, no technician. Neon plugs in between the HMI and the ECU using standard connectors.
Plug Neon in between the HMI controller and the ECU on your existing TriPac® APU. Takes under 60 seconds.
Open the StepWaves app. Neon automatically discovers and pairs with your phone.
Full APU control from your phone. Set climate schedules, receive alarm codes, and let the Self-Teaching Computer optimize fuel usage.
Monitor your APU from your phone, tablet, or manage your entire fleet from the web portal.
Neon is designed for the standard TriPac® APU with the analog HMI controller shown below.

Neon sits between the existing HMI controller and the ECU. In the unlikely event that your Neon suffers a malfunction, your existing HMI can take over immediately. Reliability and driver preference are always honored.
Compatible with the standard TriPac® APU models equipped with the analog HMI controller similar to the graphic shown here.
TriPac® and Thermo King® are registered trademarks of Trane Technologies™. StepWaves Inc. is not affiliated with, endorsed by, or associated with Thermo King® or Trane Technologies™.