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High-voltage doorknob capacitors play a central role in advanced materials processing equipment // Plasma cleaning, magnetron sputtering, laser surface modification...

Detail Information

Place of Origin:

XIAN, SHANNXI CHINA

Certification:

ISO9001,ISO14001,OHSAS18001

Packaging Details:

Carton

Supply Ability:

4,000,000 pcs a year

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Product Description

High-Voltage Doorknob Capacitors for Advanced Materials Processing

Essential components for plasma cleaning, magnetron sputtering, laser surface modification, and other advanced materials processing applications.

Technical Specifications

No.	Specification	Dissipation	Withstanding Voltage	Insulation Resistance	Dimensions (mm)
1	20kV-2000pF	≤0.0040	1.5Ur● 1min	≥1.0 x 10⁵MΩ	D:45 \| H:19 \| L:23 \| D:12 \| M:5
2	20kV-10000pF	≤0.0040	1.5Ur● 1min	≥1.0 x 10⁵MΩ	D:65 \| H:15 \| L:19 \| D:12 \| M:5
3	20kV-18000pF	≤0.0040	1.5Ur● 1min	≥1.0 x 10⁵MΩ	D:80 \| H:17 \| L:25 \| D:12 \| M:5
4	30kV-1000pF	≤0.0040	1.5Ur● 1min	≥1.0 x 10⁵MΩ	D:45 \| H:24 \| L:32 \| D:12 \| M:4
5	30kV-2700pF	≤0.0040	1.5Ur● 1min	≥1.0 x 10⁵MΩ	D:60 \| H:20 \| L:28 \| D:12 \| M:4
6	30kV-12000pF	≤0.0040	1.5Ur● 1min	≥1.0 x 10⁵MΩ	D:45 \| H:19 \| L:23 \| D:12 \| M:5
7	40kV-150pF	≤0.0040	1.5Ur● 1min	≥1.0 x 10⁵MΩ	D:74 \| H:18 \| L:26 \| D:12 \| M:5
8	40kV-500pF	≤0.0040	1.5Ur● 1min	≥1.0 x 10⁵MΩ	D:28 \| H:33 \| L:41 \| D:8 \| M:4
9	40kV-7500pF	≤0.0040	1.5Ur● 1min	≥1.0 x 10⁵MΩ	D:80 \| H:24 \| L:29 \| D:12 \| M:6
10	40kV-10000pF	≤0.0040	1.5Ur● 1min	≥1.0 x 10⁵MΩ	D:80 \| H:22 \| L:26 \| D:16 \| M:5

Precise Energy Control for Advanced Materials Processing

High-voltage doorknob capacitors serve as critical components in energy regulation and stabilization for:

Key Power Supply Requirements for Material Processing

Extremely stable and low noise: Ensures consistent plasma density, laser energy, and sputtering rates
Efficient pulse power capability: Supports high-frequency, high-energy instantaneous pulses
Strong load shock resistance: Maintains stability during plasma ignition and fluctuations

Core Functions in High-Voltage Power Systems

DC link support and filtering: Smooths high-frequency ripple for clean, stable DC high voltage
Pulse energy reservoirs: Stores and releases energy for high-peak power pulses

Our Capacitor Advantages

High energy density with rapid charge/discharge capabilities
Extremely low equivalent series inductance (ESL) for instantaneous energy delivery
Rugged epoxy resin vacuum casting with metal housing for industrial durability
Excellent resistance to moisture, dust, and chemical corrosion

Choosing our high-voltage doorknob capacitors ensures precision energy control for your most demanding material processing applications.

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