Wholesale High Voltage Direct-Current Filter Capacitor

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High Voltage Direct-Current Filter Capacitor

High Voltage direct-current Filter capacitor, as an indispensable key component in modern electronic and power systems, have become an important cornerstone to ensure the stable operation of equipment with their performance and wide range of applications. This product is specially designed for high-voltage DC power supplies. It uses advanced metalized polypropylene film or metal foil as the core material to ensure that the capacitor can maintain stable capacitance and voltage resistance under high-voltage conditions. Its unique feature is that it can effectively filter out high-frequency noise and harmonics in the power supply, reduce current harmonic distortion, and improve the power quality and stability of the overall circuit. In high-performance electronic products such as power inverters, UPS power systems, and electric vehicle charging piles, high-voltage DC filter capacitors play a vital role in ensuring that the equipment can still operate stably and reliably in complex and changeable power environments. This product has undergone strict quality control and testing and has significant advantages such as low loss, low heat, low noise, and fast response. It has a compact structure, large capacity, and strong durability, and can meet the needs of a variety of high-end application scenarios such as industrial control systems, communication equipment, medical equipment, and military equipment. When selecting and using, users can accurately match the capacity, rated voltage, and frequency characteristics of the capacitor according to specific circuit requirements to give full play to its filtering effect. High-voltage DC filter capacitors, with their performance and wide application prospects, have become an ideal choice to improve the stability and reliability of electronic products. We are committed to providing customers with high-quality, high-performance product solutions to meet the growing needs of the market.

  • Specification

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    TYPE Rated
    UN(V)
    QN(kvar)   fN(Hz) IN(A) CN(μF)
    RFM1.25-2000-0.5S  1250  2000    500  1600  407.4 
    RFM 3.0-2000-0.7S  3000  2000    700  666.7  50.5 
    RFM1.25-2000-1.2S  1250  2000    1200  1600  169.8 
    RFM 3.0-2000-50S  3000  2000    50000  666.7  0.7 
    RFM 1.1-2200-1.0S  1100  2200    1000  2000  289.4 
    RFM2.0-2200-1.0S  2000  2200    1000  1100  87.5 
    RFM1.5-2333-3.0S  1500  2333    3000  1555.3  55 
    RFM2.4-2500-0.4S  2400  2500    400  1041.7  172.7 
    RFM 1.0-2500-3.0S  1000  2500    3000  2500  132.6 
    RFM2.2-2600-40S  2200  2600    40000  11818  2.1 
    RFM2.0-2700-0.5S  2000  2700    500  1350  214.9 
    RFM1.2-2880-1.0S  1200  2880    1000  2400  318.3 
    RFM 1.8-2900-1.2S  1800  2900    1200  1611.1  118.7 
    RFM2.5-3000-0.5S  2500  3000    500  1200  152.8 
    RFM2.0-3000-0.55S  2000  3000    550  1500  217 
    RFM1.25-3000-0.6S  1250  3000    600  2400  509.3 
    RFM1.25-3000-1.0S  1250  3000    1000  2400  305.6 
    RFM1.35-3000-1.0S  1350  3000    1000  22222  262 
    RFM1.25-3000-3.0S  1250  3000    3000  2400  101.9 
    RFM2.0-3000-3.0S  2000  3000    3000  1500  39.8 
    RFM1.25-3000-10S  1250  3000    10000  2400  30.6 
    RFM 1.8-3000-18S  1800  3000    1500  1666.7  9.8 
    RFM 3.0-3000-20S  3000  3000    20000  1000  2.7 
    RFM 1.8-3000-35S  1800  3000    35000  1666.7  4.2 
    RFM3.3-3025-0.5S  3300  3025    500  916.7  88.4 
    RFM 2.0-3200-0.5S 2000 3200 500 1600 254.6
    RFM 3.3-3300-0.3S 3300 3300 300 1000 160.8
    RFM 3.3-3300-1.0S 3300 3300 1000 1000 48.2
    RFM 3.0-3500-10S 3000 3500 10000 1166.7 6.2
    RFM 2.0-3500-0.5S 2000 3500 500 1750 278.5
    RFM 30-3900-6 0S 3000 3900 6000 1300 11.5
    RFM 2. 2-3960-3.0S 2200 3960 3000 1800 43.4
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Power Electronics & Filtering Capacitors

High Voltage Direct-Current Filter Capacitor

Designed for high-voltage DC power supplies requiring harmonic reduction and voltage stabilization. Supports EV charging stations, industrial DC power supplies, renewable energy inverters, and energy storage systems.

Product Overview

The HVDC series delivers high-voltage DC filtering capability with low ESR and high dielectric strength, supporting power electronic applications requiring stable and reliable operation.

The capacitor construction uses metallized polypropylene film as the core material, ensuring stable capacitance and voltage resistance under high-voltage conditions. The design effectively filters high-frequency noise and harmonics in the power supply, reduces current harmonic distortion, and improves power quality and stability of the overall circuit. Advanced metallized film technology delivers surge current capability and stable capacitance over a wide temperature range, supporting efficient harmonic reduction and voltage stabilization in high-power DC circuits.

This product has undergone quality control and testing, demonstrating low loss, low heat, low noise, and fast response characteristics. The compact structure provides large capacity and durability, meeting the needs of industrial control systems, communication equipment, medical equipment, and military applications.

Core Advantages

01

Low Equivalent Series Resistance

Minimizes energy loss and heat generation under high ripple current conditions, contributing to system efficiency and thermal management in high-power DC applications.

02

High Dielectric Strength

Engineered to withstand voltage stress, ensuring operational integrity in demanding DC filtering applications. Metallized polypropylene film provides stable voltage resistance.

03

Extended Operational Lifespan

Designed for prolonged service under continuous high-voltage and high-temperature operation, reducing maintenance cycles and improving system reliability.

04

Harmonic & Noise Filtering

Effectively filters high-frequency noise and harmonics, reducing current harmonic distortion and improving power quality and stability of the overall circuit.

Product Characteristics

Dielectric & Core Material

Metallized polypropylene film or metal foil core material ensures stable capacitance and voltage resistance under high-voltage conditions across wide temperature ranges.

Electrical Performance

Low loss, low heat, low noise, and fast response characteristics. Low ESR minimizes energy loss and heat generation under high ripple current conditions.

Filtering Capability

Filters high-frequency noise and harmonics in power supplies, reduces current harmonic distortion, and improves power quality and circuit stability.

Mechanical Design

Compact structure with large capacity and strong durability. Robust design supports efficient harmonic reduction and voltage stabilization in high-power DC circuits.

Certifications & Compliance

Manufactured to meet international standards for power electronics components. Achieved certifications including UL, CE, and RoHS compliance for safety and environmental regulations.

Application Scenarios

EV Charging Stations

Provides DC side filtering for Level 3 DC fast chargers. Low ESR ensures efficient energy delivery and thermal management during high-power charging cycles.

Industrial DC Power Supplies

Supports robust filtering for high-voltage industrial DC power supply systems, ensuring stable and reliable operation in demanding industrial environments.

Renewable Energy Inverters

Enables DC bus filtering for solar and wind power converters, improving power quality and system stability for renewable energy applications.

Energy Storage Systems

Provides DC link smoothing for energy storage systems, ensuring stable voltage and reliable operation in high-power energy management applications.

Installation & Operation Notes

01

Voltage Rating Verification

Verify system voltage matches capacitor rating before installation. High dielectric strength ensures operational integrity, but proper voltage matching is essential for reliable performance.

02

Ripple Current Considerations

Low ESR minimizes energy loss and heat generation under high ripple current conditions. Ensure ripple current does not exceed rated specifications for optimal thermal management.

03

Mounting Orientation

Install with proper orientation for optimal electrical performance. Compact structure supports flexible installation in space-constrained applications.

04

Electrical Connections

Torque connections to specified values to minimize contact resistance. Loose connections cause localized heating and potential performance degradation.

05

Environmental Conditions

Indoor installation only. Ambient temperature range: -25°C to +85°C. Extended operational lifespan ensures reliable operation in demanding environments.

Frequently Asked Questions

What is the impact of ESR on the performance of high-voltage DC filter capacitors in EV charging systems? +
Low Equivalent Series Resistance (ESR) is critical in high-voltage DC filter capacitors for EV charging systems as it directly influences energy efficiency and thermal management. A lower ESR reduces power dissipation in the form of heat when subjected to high ripple currents, a common occurrence during the charging cycles of electric vehicles. This reduction in heat generation helps maintain component integrity, prolongs the operational life of the capacitor and surrounding power electronics, and contributes to the overall efficiency of the charging process, allowing more energy to be delivered to the vehicle battery. Selecting a capacitor with minimal ESR is therefore a key consideration for optimizing the performance and reliability of DC fast charging infrastructure.
How does this capacitor ensure reliability in demanding industrial power supply applications? +
The reliability of this capacitor in demanding industrial power supply applications is ensured through a combination of design features and material selection. It is engineered with a high dielectric strength polypropylene film, allowing it to withstand significant voltage transients and continuous high-voltage operation without premature breakdown. The extended operational lifespan, rated for over 100,000 hours under specific conditions, is a testament to its robust construction and the use of materials that resist degradation over time and temperature. Furthermore, its low ESR minimizes internal heating, a common failure accelerant in power electronic components. Compliance with international standards such as UL, CE, and RoHS provides an objective measure of its built-in reliability for critical industrial environments.
How does the capacitor reduce harmonic distortion in power systems? +
The capacitor effectively filters high-frequency noise and harmonics in the power supply through its advanced metallized film design. By providing a low-impedance path for high-frequency components, it reduces current harmonic distortion and improves the power quality and stability of the overall circuit, ensuring clean DC power delivery to sensitive electronic equipment.
What certifications does this capacitor hold? +
This capacitor is manufactured to meet rigorous international standards for power electronics components and has achieved certifications including UL, CE, and RoHS compliance. These certifications underscore its adherence to safety and environmental regulations, providing assurance for use in various high-end applications including industrial control systems, communication equipment, medical devices, and military equipment.
What is the expected operational lifespan under continuous high-voltage operation? +
The capacitor is designed for prolonged service under continuous high-voltage and high-temperature operation, with an extended operational lifespan rated for over 100,000 hours under specific conditions. This robust construction and use of high-quality materials that resist degradation over time and temperature help reduce maintenance cycles and improve overall system reliability.
Jiande Antai Power Capacitor Co., Ltd.
Jiande Antai Power Capacitor Co., Ltd.
Jiande Antai Power Capacitor Co., Ltd. is China Wholesale High Voltage Direct-Current Filter Capacitor Factory and High Voltage Direct-Current Filter Capacitor Suppliers, located on the banks of the beautiful Xin'an River in Jiande City, Zhejiang Province. It was founded in 2003 and has a history of nearly 20 years. The company specializes in producing RFM series electric heating capacitors, series resonant capacitors for small and high frequencies, and DZMJ series DC filter capacitors, with a complete production and quality management system. 1S09001 management system certification and CE certification, the company has a strong technical force, advanced production technology, complete testing methods, and independent research and development capabilities. The company's products are novel in design, exquisite in manufacturing, stable in quality, and deeply trusted by domestic and foreign users. With more than 10 years of export experience, the products are exported to the United States, Italy, Germany, Ukraine, Turkey, South Korea, India and other countries. Series resonant capacitors, large-capacity high-voltage capacitors, and filter capacitors have an advantage in the domestic and foreign markets. We offer High Voltage Direct-Current Filter Capacitor Suppliers for sale.
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