Toshiba Q7 Flow Adjustable Speed Drives


The Toshiba Q7 Flow is a high-performance adjustable speed drive designed for reliability, efficiency, and ease of use in HVAC and industrial environments. Built in Toshiba’s ISO 9001 Houston facility, it offers advanced motor protection, system-friendly harmonic mitigation, and intuitive operation—all backed by Toshiba’s reputation for engineering excellence.

Key Points

  • Manufactured in Toshiba’s ISO 9001 Houston, TX facility for top quality assurance.
  • Multiple communication protocols supported, including RS232, RS485, Modbus RTU, and TCP/IP.
  • Easy installation with roomy enclosures, oversized terminals, and intuitive LCD interface.
  • Fully programmable inputs/outputs, PID control, and HVAC-specific features like smoke purge mode.
  • Rugged design with oversized transistors and heavy-duty DC bus capacitors for long life.
  • Advanced harmonic mitigation with AC/DC link reactors and 12/18 pulse options to meet IEEE 519 guidelines.
  • High carrier frequency (up to 8 kHz) for quieter, cooler motor operation.
  • Available in a wide horsepower range: 1HP–75HP (208/230V), up to 350HP (460V), and 300HP (600V).