Delta VFD-S AC Drives

Delta no longer considers this series to be core product.
Please Call for replacement assistance 800-985-6929

Delta VFD-S AC Drives

Delta VFD-S AC Drives

We provide all Delta AC Drives, VFD’s,  Delta AC Servo Motors, Delta Rotary Optical Encoders, Delta Motion Control Network, Delta Programmable Logic Controller, Delta Human Machine Interfaces, Delta Text Panels, Delta Temperature Controllers, Delta Industrial Fieldbus Solutions, Delta Pressure Sensor, Delta Brushless DC Motors as well as Delta Brushless DC Drives.

Delta VFD-S Series – Small and Easy Used Drives


General Purpose AC Micro Drive. Delta Electronics’ most cost effective general purpose drive. The VFD-S series drive is famous for its low-noise carrier frequency feature and easy to use keypad.


  • Output frequency 1.0 ~ 400 Hz
  • Adjustable V/f curve
  • Carrier frequency up to 10 kHz
  • Built-in PID feedback control
  • Built-in MODBUS communication, baud rate up to 38400 bps
  • Momentary power failure or fault restart
  • Built-in Sleep / Revival function
  • Support communication module (DN-02, LN-01, PD-01)


Air conditioner for large buildings; water supply system for large buildings; temperature control of middle/large oven; webbing loom; packing machine; conveyer belt; fan of drying machine, etc.

Part Numbers:

Item #HPVoltsPhaseAmps
Delta VFD004S11A1/2HP115V1PH0.5A
Delta VFD004S11B1/2HP115V1PH0.5A
Delta VFD007S11A1HP115V1PH1A
Delta VFD007S11B1HP115V1PH1A
Delta VFD002S11A0.25HP120V1PH0.25A
Delta VFD002S11B0.25HP120V1PH0.25A
Delta VFD002S21A0.25HP230V1PH0.25A
Delta VFD002S21B0.25HP240V1PH0.25A
Delta VFD002S21E 0.25HP240V1PH0.25A
Delta VFD002S23A0.25HP240V3PH0.25A
Delta VFD002S23B0.25HP240V3PH0.9A
Delta VFD004S21A1/2HP230V1PH0.5A
Delta VFD004S21B1/2HP230V1PH0.5A
Delta VFD004S21E1/2HP230V1PH0.5A
Delta VFD004S23A0.5HP240V3PH0.5A
Delta VFD004S23B0.5HP240V3PH1.7A
Delta VFD007S21A1HP230V1PH1A
Delta VFD007S21B1HP230V1PH1A
Delta VFD007S21E1HP230V1PH1A
Delta VFD007S23A1HP230V1PH1A
Delta VFD007S23B1HP230V1PH1A
Delta VFD015S21A2HP230V1PH2A
Delta VFD015S21B2HP230V1PH2A
Delta VFD015S21D2HP230V1PH2A
Delta VFD015S21E2HP230V1PH2A
Delta VFD015S23A2HP230V3PH2A
Delta VFD015S23B2HP230V3PH2A
Delta VFD015S23D2HP230V3PH2A
Delta VFD022S21D3HP240V1PH3A
Delta VFD022S21E3HP240V1PH3A
Delta VFD022S23A3HP230V3PH3A
Delta VFD022S23B3HP230V3PH3A
Delta VFD022S23D3HP230V3PH3A
Delta VFD004S43A 0.5HP480V3PH0.5A
Delta VFD004S43B 1/2HP460V3PH0.5A
Delta VFD004S43E1/2HP460V3PH0.5A
Delta VFD007S43A 1HP480V3PH1.5A
Delta VFD007S43B 1HP460V3PH1.5A
Delta VFD007S43E1HP460V3PH1.5A
Delta VFD015S43A2HP460V3PH2A
Delta VFD015S43B2HP460V3PH2A
Delta VFD015S43E2HP460V3PH2A
Delta VFD022S43A 3HP460V3PH3A
Delta VFD022S43B 3HP460V3PH3A
Delta VFD022S43E 3HP460V3PH3A
.SU Series
Delta VFD015S21U2HP230V1PH2A
Delta VFD015S43U2HP480V3PH2A
Delta VFD022S21U3HP240V1PH3A
Delta VFD022S43U3HP4803PH3A