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 Boxed Capacitor

    Y1 Boxed Capacitor

  • Y2 Boxed Capacitor

    Y2 Boxed Capacitor

  • X1 3-pin capacitor

    X1 3-pin capacitor

  • Ceramic Y1 Safety Capacitor

    Ceramic Y1 Safety Capacitor

  • Ceramic Y2 Safety Capacitor

    Ceramic Y2 Safety Capacitor

X1 safety capacitor

X1 safety capacitor

Capacitance values and voltage ratings span a wide range, from low to high. 1. Metallized polypropylene film 2. Able to withstand overvoltage surges 3. Excellent flame-retardant performance 4. Widely used in power-supply line-crossing applications and other interference-resistant scenarios
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X2 safety capacitor

X2 safety capacitor

1. Metallized polypropylene film 2. Capable of withstanding overvoltage surges 3. Excellent flame-retardant performance 4. Widely used in power-supply line-crossing applications and other interference-resistant scenarios
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Y1 Boxed Capacitor

Y1 Boxed Capacitor

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Y2 Boxed Capacitor

Y2 Boxed Capacitor

Metallized polypropylene, which can withstand overvoltage surges and exhibits excellent flame-retardant properties, is widely used in anti-interference applications such as power supply 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 overvoltage surges 3. Excellent flame-retardant performance 4. Widely used in power-supply line-crossing applications and other interference-resistant applications
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Ceramic Y1 Safety Capacitor

Ceramic Y1 Safety Capacitor

Internally composed of a ceramic dielectric chip with a high dielectric constant. Encapsulated in flame-retardant epoxy resin and certified by CQC, VDE, ENEC, KC, CB, UL, and other safety standards. Suitable for X/Y-class capacitors used in AC line filters, power supply circuits, and primary–secondary coupling in AC adapters. Widely applied in various applications, including filters, adapters, switch-mode power supplies, electronic ballasts, LED power supplies, and control boards for small household appliances, among others.
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Ceramic Y2 Safety Capacitor

Ceramic Y2 Safety Capacitor

Internally composed of a ceramic dielectric chip with a high dielectric constant. Encapsulated in flame-retardant epoxy resin and certified by CQC, VDE, ENEC, KC, CB, UL, and other safety standards. Suitable for X/Y-class capacitors used in AC line filters, power supply circuits, and primary–secondary coupling in AC adapters. Widely applied in various applications, including filters, adapters, switch-mode power supplies, electronic ballasts, LED power supplies, and control boards for small household appliances, among others.
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  • Polypropylene (CBB) 21-Box Capacitor

    Polypropylene (CBB) 21-Box Capacitor

  • Polypropylene (CBB) 21 capacitor

    Polypropylene (CBB) 21 capacitor

  • Polypropylene (CBB) 22-pack capacitors

    Polypropylene (CBB) 22-pack 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 start capacitor

    CBB61 AC motor start capacitor

  • Polypropylene (CBB) 65 capacitor

    Polypropylene (CBB) 65 capacitor

  • Polypropylene (CBB) 81 capacitor

    Polypropylene (CBB) 81 capacitor

Polypropylene (CBB) 21-Box Capacitor

Polypropylene (CBB) 21-Box Capacitor

Key features: Metalized polypropylene film, box-packed. Capacitor operating temperature range: -40°C to 120°C; low high-frequency impedance and low loss; suitable for general filtering applications.
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Polypropylene (CBB) 21 capacitor

Polypropylene (CBB) 21 capacitor

Metallized Polypropylene Film Capacitor temperature range: −40°C to 120°C; low high-frequency impedance and low loss, suitable for general filtering. Features: - Metallized polypropylene film - Low high-frequency loss - Low internal temperature rise - Flame-retardant epoxy powder encapsulation (UL94 V-0) Main applications: - Widely used in high-frequency, DC, AC, and pulse circuits where compact size and superior performance are required. - Specifically designed for S-correction circuits in color TVs and large-screen displays, suitable for various high-frequency, high-current applications.
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Polypropylene (CBB) 22-pack capacitors

Polypropylene (CBB) 22-pack capacitors

Key Features: Metalized Polypropylene Film in a Box Package Capacitor operating temperature range: -40°C to 120°C; low high-frequency loss. Small impedance and low loss, suitable for general filtering. Characteristics: Metalized polypropylene film Low high-frequency loss Low internal temperature rise Flame-retardant epoxy powder encapsulation (UL94 V-0) Main Applications: Widely used in high-frequency, DC, AC, and pulse circuits where compact size and superior performance are required. Specifically designed for S-correction circuits in color TVs and large-screen displays, suitable for various high-frequency, high-current applications. Product Application: Widely used in high-frequency, DC, AC, and pulse circuits, as well as high-voltage, high-current pulse circuits and AC loads, such as electronic rectifiers, E-HID lamps, televisions, household appliances, monitors, and more.
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Polypropylene (CBB) 22 capacitor

Polypropylene (CBB) 22 capacitor

Key Features: Metalized Polypropylene Film in a Box Package Capacitor operating temperature range: -40°C to 120°C; low high-frequency loss. Small impedance and low loss, suitable for general filtering applications. Characteristics: Metalized polypropylene film Low high-frequency loss Low internal temperature rise Flame-retardant epoxy powder encapsulation (UL94 V-0) Main Applications: Widely used in high-frequency, DC, AC, and pulse circuits where compact size and superior performance are required. Specifically designed for S-correction circuits in color TVs and large-screen displays, suitable for various high-frequency, high-current applications. Product Application: Widely used in high-frequency, DC, AC, and pulse circuits, as well as high-voltage, high-current pulse circuits and AC loads, such as electronic rectifiers, E-HID lamps, televisions, household appliances, monitors, and more.
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Polypropylene (CBB) 20 Capacitor

Polypropylene (CBB) 20 Capacitor

Main features: Metalized polypropylene film, boxed Capacitor temperature range: –40°C to 120°C; low high-frequency loss Small impedance loss, suitable for general filtering. Characteristics: Metalized polypropylene film Low high-frequency loss Low internal temperature rise Flame-retardant epoxy powder encapsulation (UL94 V-0) Main applications: Widely used in high-frequency, DC, AC, and pulse circuits where compact size and excellent performance are required. Specifically designed for S-correction circuits in color TVs and large-screen displays, suitable for various high-frequency, high-current applications. Product application: Widely used in high-frequency, DC, AC, and pulse circuits; high-voltage, high-current pulse circuits; and AC loads, such as electronic rectifiers, E-HID lamps, televisions, household appliances, monitors, and more.
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Polypropylene (CBB) 61 Capacitor

Polypropylene (CBB) 61 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, ensuring excellent reliability, stable performance, and superior self-healing characteristics. It incorporates a safety film design and meets the S3 safety protection rating. Product application: Used for the starting and running of single-phase motors powered by 50/60 Hz AC power supplies.
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CBB61 AC motor start capacitor

CBB61 AC motor start 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 superior self-healing capabilities. It incorporates a safety-film design and meets the S3 safety protection rating. Application: Used for the starting and running of 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: Specialized capacitor for metallized AC motors Motor start-up Stable motor operation Motor mechanics Industrial equipment
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Polypropylene (CBB) 81 capacitor

Polypropylene (CBB) 81 capacitor

Features Metallized polypropylene film foil type with a wound structure, resulting in low losses and minimal internal temperature rise. Negative capacitance temperature coefficient Flame-retardant epoxy powder encapsulation (UL94/V-0) Main applications: flyback circuits for large-screen displays and color TVs 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 Metallized polyester film, 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 blocking, bypassing, and coupling in DC and VHF-level signal circuits; widely used in filtering and low-pulse circuits.
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Polyester (CL) 21 Capacitor

Polyester (CL) 21 Capacitor

Features Metallized polyester film, non-inductive winding structure; wide capacitance range, compact size, and light weight. Excellent self-healing capability and long service life. Flame-retardant epoxy powder encapsulation. Main Applications Suitable for DC and VHF-level signal applications as DC-blocking, bypass, and coupling components; widely used in filtering and low-pulse circuits.
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  • 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 temperature coefficient of capacitance Excellent flame-retardant performance ■Main Applications Widely used in high-voltage, high-frequency pulse circuits In electronic ballasts and energy-saving lamps In absorption circuits 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 temperature coefficient of capacitance 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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  • Capacitors for GaN Fast Charging

    Capacitors for GaN Fast Charging

Capacitors for GaN Fast Charging

Capacitors for GaN Fast Charging

1. Metallized polypropylene film 2. Capable of withstanding overvoltage surges 3. Excellent flame-retardant performance 4. Widely used in power-supply bypass circuits and other interference-resistant applications
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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, a variety of proprietary raw materials, and state-of-the-art equipment, combined with stringent and customized manufacturing processes.
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  • DC-link capacitor

    DC-link capacitor

DC-link capacitor

DC-link capacitor

Ultra-thin, low-profile, safety-film design High ripple-current capability, low ESR and Ls Plastic case encapsulation (UL94 V-0), resin-filled Excellent self-healing characteristics High-performance DC filtering applications
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  • Capacitor for Electric Meters

    Capacitor for Electric Meters

Capacitor for Electric Meters

Capacitor for Electric Meters

1. Metallized polypropylene film 2. Capable of withstanding overvoltage surges 3. Excellent flame-retardant performance 4. Widely used in power-supply line-crossing applications and other interference-resistant applications
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  • Automotive electronic capacitors

    Automotive electronic capacitors

Automotive electronic capacitors

Automotive electronic capacitors

1. Metallized polypropylene film 2. Capable of withstanding overvoltage surges 3. Excellent flame-retardant performance 4. Widely used in power-supply line-crossing applications and other interference-resistant applications
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  • 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 temperature coefficient of capacitance Excellent flame-retardant performance ■Main Applications Widely used in high-voltage, high-frequency pulse circuits In electronic ballasts and energy-saving lamps In absorption circuits and SCR rectifier circuits
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  • MPC metal film box-type capacitor

    MPC metal film box-type capacitor

MPC metal film box-type capacitor

MPC metal film box-type capacitor

Features High reliability metallized polyester film, Non-inductive wound construction with a plastic case (UL94 V-0), Flame-retardant epoxy potting. Main Applications Bypass, DC blocking, coupling, and decoupling Pulse, logic, timing, and oscillator circuits
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  • MEC Metal-Film Box-Type Capacitor

    MEC Metal-Film Box-Type Capacitor

MEC Metal-Film Box-Type Capacitor

MEC Metal-Film Box-Type Capacitor

Key features: Metalized polypropylene film, canned capacitor; temperature rating: –40°C to 120°C. Low high-frequency impedance and low loss, suitable for general filtering applications. Main applications: Suitable for DC and VHF-level signals for DC blocking, bypassing, and coupling; widely used 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 Composed of an X2 capacitor and a discharge resistor connected in parallel internally Excellent flame-retardant performance Widely used in power-supply line-crossing and other anti-interference applications This RC capacitor is extensively employed in: ● Audio filtering, to form low-pass, high-pass, band-pass, and band-stop filters ● Construction of Wien bridge circuits, for use in measuring instruments or as low-frequency oscillators ● High-voltage AC-to-low-voltage DC conversion without a transformer ● Formation of twin-T networks, for use in band-pass filters or tuned amplifiers ● Serving as the signal load in AC amplifiers while providing DC blocking, and so on, in various RC circuits.
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  • Supercapacitor

    Supercapacitor

Supercapacitor

Supercapacitor

Under normal circumstances, testing is conducted at standard atmospheric pressure, with a temperature range of 15–35°C and a relative humidity range of 25%–75%. Prior to testing, the sample shall be conditioned 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, plastic housing (UL94 V-0), epoxy potting Strong pulse resistance Main applications: Bypass, DC blocking, coupling, decoupling of pulses, logic circuits, timing circuits, compact energy-saving lamps, LCD monitors, rectification, automotive DC motors, and interference suppression
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  • Ultra-thin capacitor

    Ultra-thin capacitor

Ultra-thin capacitor

Ultra-thin capacitor

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  • Axis capacitor

    Axis capacitor

Axis capacitor

Axis capacitor

■Features Metallized polypropylene, non-inductive wound construction, axial Excellent self-healing performance Outer layer of polyester tape and paper, with flame-retardant epoxy resin potting at both ends ■Main Applications Temperature-compensation circuits Timing and oscillation circuits ·Power-factor correction and switching-power-supply coupling
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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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Technical Support

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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