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American Company. Brazilian Engineering. Global Capability.

Engineering
intelligent
products.

Advanced motor control, power electronics, and embedded systems. Designed together, from concept to production.

Headquarters in Plano, Texas · Engineering in Joinville, Brazil

Inside the engineeringSystem integration
DTFC — Direct Torque & Flux ControlTheta 2 kW controller with active PFC and two independent three-phase inverters
Illustration of home appliances as representative motor-control applications
Application illustration
Theta e-paper interface and its embedded electronics
User interface & electronics
Power. Control. Connection.

A Theta controller integrating active PFC,
two motor inverters, and application control.

Explore the hardware
Motor controlPower electronicsEmbedded systemsSimulation & optimization

One engineering partner

The whole system.
Not just the motor.

Performance happens where hardware, firmware, and the application meet.

We work across those boundaries to develop efficient, reliable products. From the power stage to the user interface, our engineering brings the pieces together around your requirements.

See how we support development

Interfaces, apps & licensing

Engineering people can interact with.

Embedded interfaces, connected apps, and interactive simulation tools bring your users and engineering teams closer to the product.

Explore software & licensing ↗

Software-based vibration reduction

Better control.
Quieter products.

Address vibration and audible noise through the motor-control strategy. Theta combines its DTFC technology with application knowledge to evaluate smoother operation in compressors, pumps, fans, and other motor-driven products.

Explore vibration reduction ↗

Integrated HMI & cloud

A better interface.
A smarter service model.
A product that evolves.

Connect the user interface, embedded control, and your preferred cloud services. Bring operating context to diagnostics and real-world usage insight to product development.

Explore the connected solution

Diagnose with context

Understand the conditions behind a reported fault.

Reduce unnecessary visits

Help service teams assess what can be resolved remotely.

Develop from real use

Turn usage patterns into priorities for new functions.

Technology that moves development forward

Simulate earlier.
Learn more.
Build with confidence.

The Theta Simulation Framework brings firmware and system models into the same development environment. Explore operating conditions before the final prototype is ready.

Explore Theta technology
THETA DEVELOPMENT METHODTSF / SIL
  1. Design

    Define the system and its constraints.

  2. Simulate & interact

    Evaluate firmware with configurable system models.

  3. Optimize

    Refine control, protection, and integration.

  4. Build & validate

    Bring the design into real hardware.

Development workflow · not a live simulation

Theta Simulation Framework · Demonstration

See the engineering
in action.

Explore how Theta brings simulation into product development, helping engineering teams evaluate alternatives before committing to physical prototypes.

Watch the TSF introduction, then discuss the motor, inverter, and operating conditions that matter for your application.

Explore the simulation workflow
Theta Simulation Framework (TSF) — Fast Product DevelopmentVideo from Theta Power Systems.Watch on YouTube

From capability to application

Precision where it matters.

Explore applications

Selected engineering

Real hardware.
Integrated thinking.

View selected work

Two locations. One engineering mission.

American company.
Brazilian engineering.
Global capability.

Based in the United States.
Engineered in Joinville.
Built around your product.

Our engineering center sits in one of Brazil’s established industrial and technology hubs. We combine that engineering foundation with U.S. commercial presence to support global customers.

Get to know Theta

Your next product

Bring your engineering
challenge to Theta.

Start with your application, your constraints, and what needs to work better.

Discuss your project