High Voltage Power Supplies

MSQ Series

Mass Filter Power Supplies for Quadrupole Mass Spectrometers

The MSQ series is specifically designed for mass filters requirements used in quadrupole mass spectrometers.

  • Max Output Voltage/Power: ±430 V to ±1.35 kV/85 W
  • Ripple: < 500 ppm
  • Type: Quad output
  • Temperature coefficient: 250 ppm/ °C
  • Overview
  • Technical Specs
  • Service & Support


Enable a reliable, consistent operation over an extended product lifecycle. Advanced Energy’s MSQ quad-output modules are ideal for mass spectrometry applications and feature a modular design. From simple options, such as cable length and connector type, to complete custom designs, you can select various performance features and combinations. 


  • Benefit from a small footprint and high voltage capabilities
  • Enable reliable operation over long working periods
  • Ensure low magnetic radiation via a screened case
  • Reduce costs via flexible output options that enable selection of only needed capabilities


  • Modular design
  • Available with either positive or negative output polarity
  • High-reliability, screened case as standard
  • Two different models; customer-defined derivatives upon request
  • Electrical

    Output Voltage

    ±430 to ±1.35 kV

    Output Power

    85 W max, depending on model


    < 500 ppm

    Temperature Coefficient

    < 250 ppm per °C

    Input Voltage

    +24 VDC ±10%

    Input Current

    6 A max

  • Environmental

    Operating Temperature Rang

    10 to 50°C (50 to 122°F)

    Storage Temperature Range

    -20 to +85°C (-4 to 185°F)


    80% max relative humidity up to 31°C (88°F), reducing linearly to 50% at 40°C (104°F), non- condensing

  • Mechanical

    W x D x H

    168 x 136 x 57 mm3 (6.6 x 5.35 x 2.24 in3)


    0.8 kg (1.76 lb)

  • Interface

    16-way interface connector

Specifications are subject to change without notice. Not all options and accessories are available for all models and configurations. Dimensions listed generally refer to standard configurations and module bodies only. Please confirm technical specifications and customizations with a sales representative. Advanced Energy is not responsible for errors or omissions.

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

Inside the U.S.: 1.800.446.9167 (option 2)
Outside the U.S.

Thin Film Support
Thermal Product Support
Other Technical Support

Compare Products

Maximum Output Power

85 W

10 W

5 W

3.2 W

1.8 W

Maximum Output Voltage

±430 V to ±1.35 kV

10 to 20 kV

5 to 20 kV

10 kV

3 kV


Quad Output

Single Output

Single Output


Dual Output

Ripple (best case)

< 500 ppm

< 4 ppm

< 200 ppm (1-4 Vpp)

< 100 ppm

Bias: < 17 ppm
Detector: < 67 ppm (200 mVpp)

Volume (smallest model)

1302 cm3 (0.05 ft3)

677 cm3 (0.02 ft3)

530 cm3 (0.019 ft3)

1360 cm3 (0.048 ft3)

2903 cm3 (0.103 ft3)

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You may now view any resource on the Advanced Energy site. Click the button below to view your requested resource.