GA-ESI supplies custom capacitors, power supplies, fuses, and resistors for high-energy physics experiments around the globe. Our capacitors can be found in the power systems of particle accelerators, pulsed high-field magnets, radiation effect simulators, inertial and magnetic confinement fusion facilities, electromagnetic and electrothermal-chemical launchers, lasers, etc. in university, government, and industry laboratories in more than twenty countries. GA-ESI products are at the forefront of pulsed power technology worldwide.
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Custom High Voltage Capacitors
1 kV - 2 MV nF - mF 300 A - 1 MA
We manufacture a broad range of high voltage capacitors, represented by the various Series listed here. If the capacitor you are looking for isn't listed in any of the Series, we can provide a custom high voltage capacitor to meet your exact application.
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High Energy Density Capacitors
10-3 J/CC - 2 J/CC Life 1x103 - 1x1011
If your application requires the maximum stored energy in the smallest possible volume, we can provide a custom high energy density, high voltage capacitor designed to meet your requirements.
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Very High Voltage Capacitors
100 kV - 2 MV nF - µF
We design and manufacture high voltage capacitors rated from thousands of volts to megavolts, with capacitance values ranging from microfarads at 100 kV to nanofarads at 1 MV.
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Series C Energy Storage High Voltage Capacitors
10 kV - 100 kV 3 µF - 830 µF 35 nH - 100 nH
Energy storage high voltage capacitors in welded metal cans for industrial and R&D applications. Standard ratings up to 100 kV with low inductance, high peak current capability and low profile bushings.
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Series CMF - High Energy Density Capacitors
5.65 kV - 26 kV 255 µF - 9500 µF 150 nH - 800 nH
Self-healing metallized electrode energy storage capacitors in welded metal cans, designed for millisecond discharge for industrial and R&D applications. These capacitors have higher energy densities than Series C capacitors, but are limited in peak current and voltage capability. Standard ratings to 26 kV and 200 kJ.
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Series DE High Voltage Pulse Discharge Capacitors
5.0 kV - 50 kV 0.007 µF - 2.0 µF 20 nH - 90 nH
Double-ended plastic case extended foil high voltage capacitors with low loss dielectric, rated from 5 to 50 kV, with inductances less than 100 nH. These custom designs have been widely used in industrial applications.
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Series DM Metallized Capacitors
1.0 kV - 3.0 kV 25 µF - 750 µF 0.8 kA - 11.6 kA
Self-healing metallized high voltage capacitor technology in drawn metal cans for laser markets. Designed for industrial OEM rep-rate applications up to 3.0 kV.
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Series DP General Purpose Pulse Capacitors
2 kV - 15 kV 2 µF - 185 µF 50 nH - 170 nH
Extended foil capacitors designed for general purpose pulse applications for lasers, flash lamps and other capacitor discharge circuits where moderate to long life is required. If the capacitor you are looking for isn't listed, we can provide a custom designed capacitor.
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Series PDS/PDSS Fast Pulse Capacitors
100 kV 8 nF - 100 nF 8 nH - 13 nH ESR 0.06 W- 0.13 W
Double-ended plastic case capacitors with output terminal rails, internally configured for very low inductance, sub-microsecond pulse risetime capability up to 100 kV. The axial terminal arrangement is a better alternative to our Series S/SS single-ended designs for some pulse power circuit configurations.
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Series PM/PD Pulse Discharge and DC Capacitors
25 kV - 62 kV 4.5 nF - 200 nF Life > 1x109
Double-ended plastic case extended foil high voltage capacitors, based on standard dielectric and foil materials maintained in inventory for reduced manufacturing leadtime. These capacitors are designed to be long-life and fault-tolerant for industrial applications.
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Series S/SS High Voltage 1 pps Capacitors
30 kV - 100 kV 0.04 µF - 1.0 µF 20 nH
Single-ended plastic case capacitors providing a compact design for high voltage, low inductance, pulsed applications such as lithotripsy, with a repetition rate of 1 pps.
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Series SE/SSE High Voltage, 1000 pps Capacitors
30 kV - 80 kV 0.04 µF - 0.15 µF 15 nH
Single-ended plastic case extended foil capacitors for high voltage, very low inductance, pulsed applications with a repetition rate of 1,000 pps.
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High Voltage, High Power Switching Power Supplies
2 kJ/s - 12 kJ/s 2 kV - 50 kV
Constant current capacitor charging power supplies , rack-mountable with a choice of positive or negative polarity.
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Pulsed Power Systems & Subsystems
Integrated solutions involving power supplies, capacitors, solid-state switching, and advanced controls.
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High Voltage Fuses
22 kV - 50 kV
Standard high voltage fuses are rated for a maximum of 22kV with typical inductance values from 150 nH to 250 nH. Custom fuses are available for voltages up to 50 kV.
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High Energy Resistors
10 kJ - 500 kJ 40 kV - 400 kV
High energy resistors with either wide ribbon folded
element or narrow ribbon spiral wound element. Standard resistors come in several basic cross sections, with lengths from 6 to 48 inches.
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