SCR Power Controllers

Thyro-PX DC

Enhanced SCR Power Controller for All DC Rectifier Applications

Developed with the highest degree of reliability and state-of-the-art driven technology, the Thyro-PX DC series of digital SCR power controllers are designed for all DC rectifier applications. The series supports multiple operating voltages and control modes.

  • Available up to 1800 amps DC Current
  • Air-cooled rectifier type with modular 6 pulses stack (B6C) and extendable for 12 and 18 pulses parallel operation for higher power and less DC ripple
  • Large 2.8 in (71.1 mm) LED graphic display with an integrated process data recorder and SD card
  • Multiple I/O options, with integrated memory for error tracking and energy consumption
  • Overview
  • Technical Specs
  • Documents
  • Accessories
  • Service & Support
  • Distributors


The Thyro-PX DC series shapes the future of the growing hydrogen and DC heating markets. The SCR power controller series takes advantage of the existing Thyro-PX controller card architecture and is available as three-phase units, supports up to 1800 amps DC Current, and offers superior interface options. Integrate operating modes and parameters seamlessly with the 2.8-inch, LED Thyro-Touch display and enable efficient system parameters, loading, and storage via an onboard SD-card. The Thyro-PX power controller is ideally suited for your transformer and resistive loads for glass, metal, and ceramic manufacturing. It is optimal for heating elements in electric furnaces.


  • Utilize higher power and less DC ripple
  • Leverage constant current and/or voltage regulation with ±1% accuracy
  • Precisely regulate power, including load management, for optimal control and energy consumption
  • Intuitively set up and commission using an integrated touch-screen display


  • Modular stack system in B6C configuration, suitable to design B12; B18 DC systems
  • Air-cooled options available with water-cooled options available on request
  • Easy integration and configuration for B12; B18 application
  • Multiple I/O and I/O module options
  • Available Thyro-Tool Pro PC software via micro-USB interface
  • Integrated Thyro-Touch display
  • Rated Voltages AC

    184 to 550 VAC

  • Rated Voltages DC

    248 to 752 V

  • Rated Currents DC

    1000 to 1800 A

  • Frequency

    50/60 Hz

  • Fuses

    With integrated semi-fuses

  • Interface

    Anybus Fieldbus protocol interface

  • Operating Modes


  • Safety Certifications



Thyro Tool Software

Thyro Tool Software

Thyro Tool software is custom software made for Thyro SCR Power Controllers

Documents & Support

View All Thyro-PX DC Accessories

Global Support & Services

Maximize fab productivity and capital equipment ROI with world-class support through each product lifecycle stage — from startup to long-term operation. Our service offerings are based on more than three decades of precision power and applications expertise.

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Applications Support & Consulting

Accelerate tool installations and process development programs, or address specific applications concerns with Advanced Energy's dedicated applications consultants and engineering staff. Benefit from on-site reviews, analyses, and consultations.

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Decrease variability in maintenance costs and provide additional cost protection. Advanced Energy offers whole-box extended warranties.

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Product Support

U.S.: +1 800 446 9167
Asia: +86 29 8874 1895
China: 400 8899 130
EMEA: +44 800 032 1546
U.K.: 08000 321 546

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