Dongguan Weiqing Electronics Co., Ltd

CN EN
Professional manufacturer of capacitors

Professional manufacturer of capacitors

The company specializes in R & D and production of film capacitors and safety gauge X2 capacitors, safety gauge Y1 Y2 capacitors, CBB61 capacitors, double-sided metal film resonant capacitors, patch electrolytic capacitors, gallium nitride fast charging special capacitors, etc.

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  • X1 safety capacitor

    X1 safety capacitor

  • X2 safety capacitor

    X2 safety capacitor

  • Y1 packaged capacitor

    Y1 packaged capacitor

  • Y2 Packaged Capacitors

    Y2 Packaged Capacitors

  • X1 3-pin capacitor

    X1 3-pin capacitor

  • Ceramic Y1 Safety Capacitor

    Ceramic Y1 Safety Capacitor

  • Y2 safety ceramic capacitor

    Y2 safety ceramic capacitor

X1 safety capacitor

X1 safety capacitor

Capacitance values and voltage ranges span a wide spectrum, from low to high. 1. Metallized polypropylene film 2. Able to withstand overvoltage surges 3. Excellent flame-retardant performance 4. Widely used in anti-interference applications such as power supply cross-line connections
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X2 safety capacitor

X2 safety capacitor

1. Metallized polypropylene film 2. Capable of withstanding overpressure surges 3. Excellent flame-retardant performance 4. Widely used in anti-interference applications such as power supply cross-line connections
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Y1 packaged capacitor

Y1 packaged capacitor

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Y2 Packaged Capacitors

Y2 Packaged Capacitors

Metallized polypropylene, capable of withstanding overpressure surges and boasting excellent flame-retardant properties, is widely used in anti-interference applications such as power grounding, bypass circuits, and antenna coupling.
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X1 3-pin capacitor

X1 3-pin capacitor

1. Metallized polypropylene film 2. Capable of withstanding overpressure surges 3. Excellent flame-retardant performance 4. Widely used in anti-interference applications such as power supply cross-line connections
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Ceramic Y1 Safety Capacitor

Ceramic Y1 Safety Capacitor

Internally, it consists of ceramic dielectric chips with a high dielectric constant. Encased in flame-retardant epoxy resin, it has passed CQC, VDE, ENEC, KC, CB, UL, and safety certifications. Suitable for X/Y-class capacitors used in AC line filters, power supply circuits, and primary-to-secondary coupling in AC adapters. Widely applicable to various devices such as: filters, adapters, switching power supplies, electronic ballasts, LED power supplies, and control boards for various small household appliances, among others.
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Y2 safety ceramic capacitor

Y2 safety ceramic capacitor

Internally, it consists of ceramic dielectric chips with a high dielectric constant. Encased in flame-retardant epoxy resin, it has passed CQC, VDE, ENEC, KC, CB, UL, and safety certifications. Suitable for AC line filters, power supply circuits, and X/Y-class capacitors used for primary-to-secondary coupling in AC adapters. Widely applied in various fields, including: filters, adapters, switching power supplies, electronic ballasts, LED power supplies, and control boards for various small household appliances, among others.
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  • Polypropylene (CBB) 21-Box Pack of Capacitors

    Polypropylene (CBB) 21-Box Pack of Capacitors

  • Polypropylene (CBB) 21 Capacitor

    Polypropylene (CBB) 21 Capacitor

  • Polypropylene (CBB) 22-Box Pack of Capacitors

    Polypropylene (CBB) 22-Box Pack of Capacitors

  • Polypropylene (CBB) 22 Capacitor

    Polypropylene (CBB) 22 Capacitor

  • Polypropylene (CBB) 20 Capacitor

    Polypropylene (CBB) 20 Capacitor

  • Polypropylene (CBB) 61 Capacitor

    Polypropylene (CBB) 61 Capacitor

  • CBB61 AC motor starting capacitor

    CBB61 AC motor starting capacitor

  • Polypropylene (CBB) 65 Capacitor

    Polypropylene (CBB) 65 Capacitor

  • Polypropylene (CBB) 81 Capacitor

    Polypropylene (CBB) 81 Capacitor

Polypropylene (CBB) 21-Box Pack of Capacitors

Polypropylene (CBB) 21-Box Pack of Capacitors

Main features: Metalized polypropylene film in a box package Capacitor temperature rating: -40°C to 120°C, low high-frequency impedance Low dielectric loss, suitable for general filtering applications.
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Polypropylene (CBB) 21 Capacitor

Polypropylene (CBB) 21 Capacitor

Metallized Polypropylene Film The capacitor operates over a temperature range of -40°C to 120°C, with low high-frequency losses. It features low dielectric loss and is suitable for general filtering applications. Features: Metallized Polypropylene Film Low high-frequency loss Small internal temperature rise Flame-retardant epoxy powder encapsulation (UL94 V-0) Main Applications: Widely used in high-frequency, DC, AC, and pulse circuits. Particularly suited for S-correction circuits in color TVs where compact size and excellent performance are required. Specifically designed for S-correction circuits in large-screen displays and color TVs, it is ideal for various high-frequency and high-current applications.
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Polypropylene (CBB) 22-Box Pack of Capacitors

Polypropylene (CBB) 22-Box Pack of Capacitors

Main Features: Metalized Polypropylene Film in a Box Package The capacitor operates over a temperature range of -40°C to 120°C, with low high-frequency losses. It features low dielectric loss and is suitable for general filtering applications. Key Features: Metalized polypropylene film Low high-frequency loss Small internal temperature rise Flame-retardant epoxy powder encapsulation (UL94 V-0) Primary Applications: Widely used in high-frequency, DC, AC, and pulse circuits—particularly ideal for S-correction circuits in color TVs that demand compact size and superior performance. Specifically designed for S-correction circuits in large-screen displays and color TVs, this product is suitable for various high-frequency and high-current applications. Product Application: Widely used in high-frequency, DC, AC, and pulse circuits—including high-voltage, high-current pulse circuits and AC loads such as electronic rectifiers, E-HID lamps, televisions, electrical appliances, monitors, and more.
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Polypropylene (CBB) 22 Capacitor

Polypropylene (CBB) 22 Capacitor

Main Features: Metalized Polypropylene Film in a Box Package The capacitor operates over a temperature range of -40°C to 120°C, with low high-frequency losses. It features low dielectric loss and is suitable for general filtering applications. Key Features: Metalized polypropylene film Low high-frequency loss Small internal temperature rise Flame-retardant epoxy powder encapsulation (UL94 V-0) Primary Applications: Widely used in high-frequency, DC, AC, and pulse circuits—particularly suited for S-correction circuits in color TVs where compact size and superior performance are required. Designed specifically for S-correction circuits in large-screen displays and color TVs, this product is ideal for various high-frequency and high-current applications. Product Application: Widely used in high-frequency, DC, AC, and pulse circuits—including high-voltage, high-current pulse circuits and AC loads such as electronic rectifiers, E-HID lamps, televisions, electrical appliances, monitors, and more.
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Polypropylene (CBB) 20 Capacitor

Polypropylene (CBB) 20 Capacitor

Main Features: Metalized Polypropylene Film in a Box Package The capacitor withstands temperatures from -40°C to 120°C and exhibits low high-frequency losses. It features low dielectric loss and is suitable for general filtering applications. Features: Metalized polypropylene film Low high-frequency loss Small internal temperature rise Flame-retardant epoxy powder encapsulation (UL94 V-0) Primary Applications: Widely used in high-frequency, DC, AC, and pulse circuits. Particularly suited for S-correction circuits in color TVs where compact size and excellent performance are required. Designed specifically for S-correction circuits in large-screen displays and color TVs, it is ideal for various high-frequency and high-current applications. Product Application: Widely used in high-frequency, DC, AC, and pulse circuits; as well as in high-voltage, high-current pulse circuits and AC loads. Examples include: electronic rectifiers, E-HID lamps, televisions, electrical appliances, monitors, and more.
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Polypropylene (CBB) 61 Capacitor

Polypropylene (CBB) 61 Capacitor

Product features: The product is made by winding metallized film and features a non-inductive structure. It is encapsulated in flame-retardant epoxy resin, housed in a flame-retardant enclosure, and offers multiple lead-out options. It boasts excellent reliability, stable performance, and good self-healing capability. It features a safety membrane design and meets the S3 safety protection level. Product application: Used for starting and running single-phase motors powered by 50/60 Hz AC power supplies.
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CBB61 AC motor starting capacitor

CBB61 AC motor starting capacitor

Product Features: The product is wound from metallized film and features a non-inductive structure. It is encapsulated in flame-retardant epoxy resin, housed in a flame-retardant enclosure, and offers multiple lead-out options. It boasts excellent reliability, stable performance, and good self-healing capability. It features a safety film design and meets the S3 safety protection level. Product Applications: Used for starting and running single-phase motors powered by 50/60 Hz AC power supplies.
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Polypropylene (CBB) 65 Capacitor

Polypropylene (CBB) 65 Capacitor

Key Features: Metalized AC Motor Special Capacitor Motor Starting Stable Motor Operation Motor Mechanics Industrial Equipment
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Polypropylene (CBB) 81 Capacitor

Polypropylene (CBB) 81 Capacitor

Features: Metalized polypropylene film foil type, with a winding structure that minimizes losses and reduces internal temperature rise. Negative capacitance temperature coefficient. Flame-retardant epoxy powder encapsulation (UL94/V-0). Main applications: large-screen displays and color TV flyback circuits. Suitable for high-pulse, high-current circuits. Suitable for electronic ballasts.
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  • Polyester (CL) 20 Capacitor

    Polyester (CL) 20 Capacitor

  • Polyester (CL) 21 Capacitor

    Polyester (CL) 21 Capacitor

Polyester (CL) 20 Capacitor

Polyester (CL) 20 Capacitor

Features: Metalized polyester film, with a non-inductive winding structure; wide capacitance range, compact size, and lightweight. Excellent self-healing capability and long service life. Flame-retardant epoxy powder encapsulation. Main applications: Suitable for DC and VHF-level signal isolation, bypass, and coupling; widely used in filtering and low-pulse circuits.
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Polyester (CL) 21 Capacitor

Polyester (CL) 21 Capacitor

Features: Metalized polyester film, with a non-inductive winding structure; wide capacitance range, compact size, and lightweight. Excellent self-healing capability and long service life. Flame-retardant epoxy powder encapsulation. Main Applications: Suitable for DC and VHF-level signal applications, used for DC blocking, bypassing, and coupling; widely employed in filtering and low-pulse circuits.
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  • MMKP82 resonant capacitor

    MMKP82 resonant capacitor

  • MMKP82 resonant capacitor

    MMKP82 resonant capacitor

  • MKP82 capacitor

    MKP82 capacitor

MMKP82 resonant capacitor

MMKP82 resonant capacitor

■ Features Double-sided metallized polypropylene film Low loss and minimal internal temperature rise Negative capacitance temperature coefficient Excellent flame-retardant performance ■ Main Applications Widely used in high-voltage, high-frequency pulse circuits In electronic ballasts and energy-saving lamps In absorption and SCR rectifier circuits
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MMKP82 resonant capacitor

MMKP82 resonant capacitor

■ Features Double-sided metallized polypropylene film Low loss and minimal internal temperature rise Negative capacitance temperature coefficient Excellent flame-retardant performance ■ Main Applications Widely used in high-voltage, high-frequency pulse circuits In electronic ballasts and energy-saving lamps In absorption and SCR rectifier circuits
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MKP82 capacitor

MKP82 capacitor

■ Features Double-sided metallized polypropylene film Low loss and minimal internal temperature rise Negative capacitance temperature coefficient Excellent flame-retardant performance ■ Main Applications Widely used in high-voltage, high-frequency pulse circuits In electronic ballasts and energy-saving lamps In absorption and SCR rectifier circuits
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  • Gallium Nitride Fast-Charging Dedicated Capacitor

    Gallium Nitride Fast-Charging Dedicated Capacitor

Gallium Nitride Fast-Charging Dedicated Capacitor

Gallium Nitride Fast-Charging Dedicated Capacitor

1. Metallized polypropylene film 2. Capable of withstanding overpressure surges 3. Excellent flame-retardant performance 4. Widely used in anti-interference applications such as power supply cross-line connections
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  • Low-noise film capacitor

    Low-noise film capacitor

Low-noise film capacitor

Low-noise film capacitor

Low-noise film capacitor products are manufactured using specialized zinc-aluminum polypropylene film, various special raw materials, and specialized equipment, combined with stringent and unique production processes, to meet the requirement of zero extraneous noise (low noise).
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  • DC-link capacitor

    DC-link capacitor

DC-link capacitor

DC-link capacitor

Ultra-thin, low-height, safety film design High ripple current resistance, low ESR and Ls Plastic enclosure (UL94 V-0), resin-filled Excellent self-healing properties High-performance DC filtering applications
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  • Meter-specific capacitor

    Meter-specific capacitor

Meter-specific capacitor

Meter-specific capacitor

1. Metallized polypropylene film 2. Capable of withstanding overpressure surges 3. Excellent flame-retardant performance 4. Widely used in anti-interference applications such as power supply cross-line connections
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  • Automotive electronic capacitors

    Automotive electronic capacitors

Automotive electronic capacitors

Automotive electronic capacitors

1. Metallized polypropylene film 2. Capable of withstanding overpressure surges 3. Excellent flame-retardant performance 4. Widely used in anti-interference applications such as power supply cross-line connections
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  • MMKP82 resonant capacitor

    MMKP82 resonant capacitor

  • MMKP82 resonant capacitor

    MMKP82 resonant capacitor

MMKP82 resonant capacitor

MMKP82 resonant capacitor

■ Features Double-sided metallized polypropylene film Low loss and minimal internal temperature rise Negative capacitance temperature coefficient Excellent flame-retardant performance ■ Main Applications Widely used in high-voltage, high-frequency pulse circuits In electronic ballasts and energy-saving lamps In absorption and SCR rectifier circuits
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MMKP82 resonant capacitor

MMKP82 resonant capacitor

■ Features Double-sided metallized polypropylene film Low loss and minimal internal temperature rise Negative capacitance temperature coefficient Excellent flame-retardant performance ■ Main Applications Widely used in high-voltage, high-frequency pulse circuits In electronic ballasts and energy-saving lamps In absorption and SCR rectifier circuits
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  • MPC Metal-Film Boxed Capacitor

    MPC Metal-Film Boxed Capacitor

MPC Metal-Film Boxed Capacitor

MPC Metal-Film Boxed Capacitor

Features: High-reliability metallized polyester film, Non-inductive winding structure with plastic housing (UL94 V-0), Flame-retardant epoxy encapsulation. Main Applications: Bypass, DC blocking, coupling, decoupling Pulse, logic, timing, and oscillator circuits
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  • MEC Metal-Film Capacitors in Encapsulated Housing

    MEC Metal-Film Capacitors in Encapsulated Housing

MEC Metal-Film Capacitors in Encapsulated Housing

MEC Metal-Film Capacitors in Encapsulated Housing

Key Features: Metalized polypropylene film capacitor housed in a box, with temperature resistance ranging from -40°C to 120°C. Low high-frequency impedance and low dielectric loss, suitable for general filtering applications. Main Applications: Ideal for DC and VHF-level signal applications, used for DC blocking, bypassing, and coupling. Widely employed in filtering and low-pulse circuits.
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  • RC with resistor and capacitor

    RC with resistor and capacitor

RC with resistor and capacitor

RC with resistor and capacitor

■ Features The X2 capacitor is internally connected in parallel with a discharge resistor. Excellent flame-retardant performance. Widely used in anti-interference applications such as across-line power supplies. This RC capacitor is extensively employed in: ● Audio filtering, forming low-pass, high-pass, band-pass, and band-stop filters. ● Constructing Wien bridges for use in measuring instruments or as low-frequency oscillators. ● Converting high-voltage AC to low-voltage DC without using a transformer. ● Building dual-T circuits for constructing band-pass filters or frequency-selective amplifiers. ● Serving as a signal load and providing DC blocking function in AC amplifiers, and so forth in various RC circuits.
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  • Supercapacitor

    Supercapacitor

Supercapacitor

Supercapacitor

Under normal circumstances, the test should be conducted at a standard atmospheric pressure, with a temperature range of 15–35℃ and a relative humidity between 25℃ and 75℃. Before the test, the sample should be kept at the test temperature for at least 1 hour.
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  • MINI BOX Capacitor

    MINI BOX Capacitor

MINI BOX Capacitor

MINI BOX Capacitor

Features: Metallized polyester film, laminated structure with plastic housing (UL94 V-0), epoxy-filled Strong pulse resistance Main applications: Bypass, DC blocking, coupling, decoupling pulses, logic circuits, timing circuits, rectification for compact energy-saving lamps and LCD monitors, interference suppression for automotive DC motors.
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  • Ultra-thin capacitor

    Ultra-thin capacitor

Ultra-thin capacitor

Ultra-thin capacitor

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  • Axial capacitor

    Axial capacitor

Axial capacitor

Axial capacitor

■ Features Metallized polypropylene, non-inductive winding structure, axial Excellent self-healing performance Outer layer of polyester tape, with flame-retardant epoxy resin injected at both ends ■ Main Applications Temperature-compensating circuits Timing and oscillation circuits ·Power factor correction and coupling for switch-mode power supplies
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Picture Name

High Performance Capacitor 5U3A5995

Prevision. Candle future

High capacitance, low ESR, excellent frequency characteristics. Applied to consumer electronics and lighting products

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Picture Name

Large capacitance aggregate finished sheet

According to high quality, accurate delivery time

WQC products have a wide range of certification, in line with the standards of all countries in the world, and are deeply loved by customers.

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Our Values

Integrity professional service team win-win

Follow the principle of good faith, mutual trust, mutual understanding, mutual respect and honesty

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Our Vision

We are committed to becoming a valuable company in the capacitor industry.

After more than ten years of rapid development, Weiqing Capacitor has accumulated a wealth of professional knowledge and practical experience.

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Enabling industry-wide manufacturing

Innovation of production mode to achieve unlimited creativity

Rail transit

Rail transit

New energy vehicles

New energy vehicles

Industrial Control

Industrial Control

Medical devices

Medical devices

Household appliances

Household appliances

About Weiqing

We are committed to becoming a valuable company in the capacitor industry.

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Will uphold the concept of making the world's high-quality electric snow

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Will uphold the concept of making the world's high-quality electric snow

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