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87422A Power Supply, 12 VDC, 15 VDC, 70 W

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Starting From US$ 2,107

Typical Configuration  

Typical Configuration

87422A Power supply, +/-12V, +/-15V dc 70W

  • R-51B-001-C Return to Keysight Warranty - 1 year


Prices for: United States

* Prices are subject to change without notice. Prices shown are Manufacturer's Suggested Retail Prices (MSRP). Prices shown are exclusive of taxes.

Key Features & Specifications


  • Designed specifically for Keysight microwave system amplifiers
  • Bias cable permits remote placement
  • Compact size for easy system integration

DC Output Voltage/Current:

  • +15 V at 3.3 A, -15 V at 50 mA
  • +12 V at 2.0 A, -12 V at 200 mA
  • Output Power: 70 W, maximum


The Keysight 87422 is a universal input, dc switching power supply designed to provide the bias voltages needed to operate Keysight microwave system amplifiers. These compact power supplies are ideal for integration into a sstem or for use on a benchtop. The two-meter dc bias cable permits the amplifier to be remotely located, allowing it to be placed out of the way or where space is not critical. The Keysight 87422A is a 90 watt, plus or minus 15V dc power supply designed to power the Keysight 83020A microwave system power amplifier. One additional plus or minus12V dc output is provided to power a preamp such as the Keysight 83006A or 83017A. Included with the power supply are the necessary two-meter cables to connect to the amplifier.