Cosel is one of the leading power supply manufacturers with a history of 50 years. Cosel manufactures high-quality AC-DC power supplies, DC-DC converters, power modules and EMI filters.

Please enter the first 3 letters of the part number for product search.
e.g. AC3-TPDD-00 ⇒ AC3，CBS1002405 ⇒ CBS

Cosel is one of the leading power supply manufacturers with a history of 50 years. Cosel manufactures high-quality AC-DC power supplies, DC-DC converters, power modules and EMI filters.

Universal 3-phase AC-DC Power Supply Universal 3-phase input (Suitable for both Delta and Wye configurations) Wide Input Range 3Φ 200-480VAC
1U HFA series Forced Air Cooling Type Efficient Heat dissipation Ideal for environments without water-cooling, our forced air cooling type HFA series offers a convenient solution for many users.Low Profile High Power Density Simple Heat Dissipation HCA series Conduction Cooling Type Built for Harsh Environments Our conduction cooling type HCA series ensures robust performance, making it perfect for use with watercooled heat sinks in laser modules or high-frequency amplifiers.To withstand Harsh Environments Improving the Derating Curve Quiet 1.5U

For High-power Applications

Such as MRI, Plasma processing and Laser

  • For High-power Applications
  • For High-power Applications
  • For High-power Applications

For Design of RF amplifier

  • 48V 65V

    HFA and HCA are available with a 65 or 48 VDC output. Useful with RF amplifiers used on MRI and Laser applications.

  • 94%Maximum Efficiency

    The high efficiency has been achieved with Wide bandgap Semiconductors （SiC）.

  • Learn more about HFA series
  • Learn more about HCA series

Universal Three phase Input

200VAC-480VAC

Available for any 3-phase

HFA and HCA are compatible
with both Delta and WYE 3-
phase inputs, allowing for a
unified power supply. High
efficiency is achieved, with
full power available at
200VAC input.

Universal Three phase Input 200VAC-480VAC

  • SEMI-F47

    Complied with
    SEMI-F47. Suitable for the Semiconductor Processing Applications.

    SEMI-F47

  • Parallel and Series Operation

    Parallel 10units max.

    To achieve 31.5kW Output

    Series 400V max.※

    Various combinations are possible that are suitable
    for many applications.

    ※ Isolation between Output and FG is 2000VAC.

  • Target Applications

    • Laser
    • Plasma processing
    • MRI
    • Induction Heating
      system
    • High-frequency
      amplifier
TopTop