Struggling to find a trustworthy capacitor supplier that truly delivers on quality and reliability? With so many factories and manufacturers claiming to be the best, making the right choice can feel overwhelming. Choosing the right partner isn’t just about price—it’s about ensuring consistent performance, smooth supply chains, and peace of mind for your business. Discover how partnering with a top capacitor wholesaler can supercharge your projects and boost your bottom line.
Read on to explore our top picks and make your next sourcing decision with confidence!
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Capacitor Industries – The Leader in High Performance Capacitors
Product Details:
Capacitor Industries manufactures and supplies a wide range of capacitors including oil-filled, polypropylene, motor run and start capacitors, AC film, and specialty capacitors for industrial and commercial applications.
Technical Parameters:
– Voltage ratings range from 110V to 660V AC for motor run capacitors
– Oil-filled capacitors for up to 600V applications
– Polypropylene film dielectric construction for reliability
– Capacitance offerings from a few microfarads (uF) up to several hundred uF
Application Scenarios:
– Motor run and start applications for HVAC systems
– Power factor correction in industrial equipment
– Lighting ballast applications
– General AC circuit and filter applications
Pros:
– Wide selection of capacitor types for diverse applications
– Custom design and manufacturing services available
– High reliability and long service life
– Made in the USA
Cons:
– Primarily focused on industrial and commercial segments, consumer-level options
– Lead times may vary based on custom requirements
Capacitors Wholesale
Product Details:
The company offers a wide selection of capacitors including electrolytic, film, ceramic, tantalum, and specialty capacitors sourced from leading manufacturers, with options for bulk wholesale and hard-to-find part sourcing.
Technical Parameters:
– Capacitance ranges: picofarads (pF) to farads (F)
– Voltage ratings: low to high voltage options available
– Capacitor types: electrolytic, ceramic, film, tantalum, surface mount (SMD),
– Temperature ratings suitable for industrial and commercial environments
Application Scenarios:
– Consumer electronics repair and manufacturing
– Industrial equipment and machinery maintenance
– Automotive electronic modules
– Renewable energy systems and power supply units
Pros:
– Large inventory with prompt shipping for many stocked items
– Bulk pricing and wholesale discounts available
– Ability to source obsolete, hard-to-find, or niche capacitors
– Technical support to help find suitable replacements or equivalents
Cons:
– Some specialty or obsolete parts may have longer lead times
– Not all products listed have detailed datasheets or specs available online
Capacitors – Mouser
Product Details:
Mouser Electronics offers a wide range of capacitors from leading manufacturers, available in various packages and types including ceramic, aluminum electrolytic, tantalum, film, supercapacitors, and more. Capacitors are passive electronic components that store and release electrical energy, used in numerous electronic circuits.
Technical Parameters:
– Capacitance values ranging from picofarads (pF) to farads (F)
– Rated voltage from a few volts up to thousands of volts
– Available in various case sizes: surface-mount (SMD), through-hole, chip, can,
– Temperature ratings suitable for standard and high-temp applications
Application Scenarios:
– Decoupling and filtering in power supply circuits
– Energy storage in backup power systems
– Signal coupling and timing circuits in communication devices
– General use in consumer electronics, automotive systems, and industrial
Pros:
– Large selection of types and brands for diverse requirements
– Wide range of technical specifications to suit most applications
– Availability of both surface-mount and through-hole packages for flexible design
– Designed for reliability in demanding environments
Cons:
– Some specialized capacitors may have long lead times depending on supply
– Selecting the ideal capacitor may require in-depth technical comparison due to
Capacitors | Buy Different Types of Capacitors – Octopart
Product Details:
Octopart offers a wide selection of passive electronic components, particularly capacitors from various manufacturers, available for search, comparison, and purchase through their electronic parts catalog.
Technical Parameters:
– Capacitance values ranging from picofarads (pF) to farads (F)
– Voltage ratings from a few volts up to several kilovolts
– Variety of capacitor types including ceramic, electrolytic, tantalum, film, and
– Surface-mount and through-hole mounting options
Application Scenarios:
– Decoupling and filtering in power supply circuits
– Energy storage in backup or hold-up applications
– Signal coupling and smoothing in audio, RF, and analog circuits
– Timing component in oscillator circuits
Pros:
– Extensive selection from many reputable manufacturers
– Ability to compare pricing and availability across distributors
– Advanced search and filter options for specifications
Cons:
– Requires user to navigate and select suitable part from many similar options
– Some parts may have limited stock or long lead times
Capacitors | Electronic Components Distributor DigiKey
Capacitors Wholesale Suppliers & Distributors – Express Technology
Product Details:
Express Technology provides a wide range of capacitors from brands such as Cornell Dubilier Electronics (CDE), United Chemi-Con, Vishay BC Components, and Nichicon. The products include aluminum electrolytic capacitors (snap-in, radial, SMD), and ceramic capacitors, with various capacitance and voltage ratings.
Technical Parameters:
– Capacitance values: Ranging from 47uF to 27000uF
– Voltage ratings: Ranging from 16V to 250V
– Tolerance: Typically 20% for aluminum electrolytic capacitors, 5% for some
– Mounting styles: Snap-in, radial, surface mount (SMD)
Application Scenarios:
– Power supply filtering and smoothing
– Energy storage in electronic circuits
– Industrial and consumer electronics assemblies
Pros:
– Wide selection of capacitance and voltage ratings to suit diverse needs
– Multiple mounting options (snap-in, radial, SMD) for design flexibility
– Availability of datasheets for technical reference
Cons:
– No product images provided for catalog items
– Limited technical detail per listing—requires datasheet download for specifics
Capacitor Distributor & Supplier – Find Obsolete Capacitors – AERI
Product Details:
AERI (American Electronic Resource, Inc.) supplies a wide range of capacitors from leading manufacturers for various electronic applications, including military, aerospace, and industrial sectors. Capacitors available include ceramic, tantalum, aluminum, film, and specialty types.
Technical Parameters:
– Capacitance values from picofarads (pF) to millifarads (mF)
– Voltage ratings ranging from a few volts up to several hundred volts
– Various package types: surface mount (SMD/SMT), through-hole, and custom
– Options for temperature stability, tolerance, and ESR (Equivalent Series
Application Scenarios:
– Military and aerospace electronic systems
– Industrial automation and control equipment
– Consumer electronics and telecommunications hardware
– Medical devices and automotive electronics
Pros:
– Access to a broad inventory supporting multiple leading capacitor brands
– Hard-to-find, obsolete, and long-lead-time capacitors are available
– Quality assurance with traceability and certified sourcing
– Global sourcing and flexible shipping options
Cons:
– Does not manufacture own capacitors—acts as a distributor/reseller
– Specific pricing and real-time stock information may require direct inquiry
– Technical support dependent on manufacturer documentation
Capacitors | Authorized Distributor – Arrow.com
Product Details:
Arrow.com is an authorized distributor offering a broad range of capacitors and related electronic components for various applications, with features like global shipping, multi-language and multi-currency support, and account/order management services.
Application Scenarios:
– Use in circuit protection for electronic devices
– Integration into industrial, computing, and enterprise electronics
– OEM and mass production procurement for electronics manufacturing
Pros:
– Wide selection and in-stock availability of capacitors and electronic components
– Support for multiple currencies and languages, enabling global access
– Account management tools, order history, and business services available
Cons:
– Specific technical specifications for individual products are not readily
– Product suitability and application details need to be determined via further
Capacitor WholeSale – Price List, Bulk Buy at SupplyLeader.com
Capacitors – HVAC Wholesale Direct
Product Details:
Amrad motor run capacitors are permanent replacement capacitors designed for use in HVAC systems. The product range includes universal, mini, single, and dual capacitors with various shapes (round/oval), voltage ratings (370/440V), and capacitance levels (2.5 to 97.5 MFD). All are manufactured in the USA, primarily by American Radionics.
Technical Parameters:
– Capacitance ranges: 2.5 to 97.5 MFD (microfarads)
– Voltage rating: 370/440V
– Shapes: Round and Oval
– Single and dual voltage options available
Application Scenarios:
– Replacement motor run capacitors in residential and commercial HVAC systems
– Upgrading or repairing air conditioning and fan motors
– Suitable for motors requiring a permanent run capacitor
– Use in situations needing universal fit or compatibility across multiple
Pros:
– Made and assembled in the USA, ensuring high manufacturing quality
– Universal design enables compatibility with a wide range of motor sizes and
– Some models backed by a 5-year warranty for added reliability
– CPT® feature acts as a safety kill switch between the hard-start and compressor
Cons:
– Some products are out of stock, limiting immediate availability
– Higher price point for universal or high-capacitance models compared to basic
Comparison Table
| Company | Product Details | Pros | Cons | Website |
|---|---|---|---|---|
| Capacitor Industries – The Leader in High Performance Capacitors | Capacitor Industries manufactures and supplies a wide range of capacitors | Wide selection of capacitor types for diverse applications Custom design and | Primarily focused on industrial and commercial segments, consumer-level options | www.capacitorindustries.com |
| Capacitors Wholesale | The company offers a wide selection of capacitors including electrolytic, film, | Large inventory with prompt shipping for many stocked items Bulk pricing and | Some specialty or obsolete parts may have longer lead times Not all products | capacitorswholesale.com |
| Capacitors – Mouser | Mouser Electronics offers a wide range of capacitors from leading manufacturers | Large selection of types and brands for diverse requirements Wide range of | Some specialized capacitors may have long lead times depending on | www.mouser.com |
| Capacitors | Buy Different Types of Capacitors – Octopart | Octopart offers a wide selection of passive electronic components, particularly | Extensive selection from many reputable manufacturers Ability to compare | Requires user to navigate and select suitable part from many similar |
| Capacitors | Electronic Components Distributor DigiKey | |||
| Capacitors Wholesale Suppliers & Distributors – Express Technology | Express Technology provides a wide range of capacitors from brands such as | Wide selection of capacitance and voltage ratings to suit diverse | No product images provided for catalog items Limited technical detail per | www.express-technology.com |
| Capacitor Distributor & Supplier – Find Obsolete Capacitors – AERI | AERI (American Electronic Resource, Inc.) supplies a wide range of capacitors | Access to a broad inventory supporting multiple leading capacitor | Does not manufacture own capacitors—acts as a distributor/reseller Specific | www.aeri.com |
| Capacitors | Authorized Distributor – Arrow.com | Arrow.com is an authorized distributor offering a broad range of capacitors and | Wide selection and in-stock availability of capacitors and electronic | Specific technical specifications for individual products are not readily |
| Capacitor WholeSale – Price List, Bulk Buy at SupplyLeader.com | supplyleader.com | |||
| Capacitors – HVAC Wholesale Direct | Amrad motor run capacitors are permanent replacement capacitors designed for | Made and assembled in the USA, ensuring high manufacturing quality Universal | Some products are out of stock, limiting immediate availability Higher price | hvacwholesaledirect.com |
Frequently Asked Questions (FAQs)
How can I verify the reliability of a capacitor manufacturer or wholesaler?
Start by checking the company’s certifications (like ISO), years of experience, and industry reputation. Look for online reviews, request references from other clients, and consider visiting the factory if possible. Reliable manufacturers are transparent about their quality control procedures and product testing.
What factors should I consider when choosing a capacitor supplier?
Pay attention to product quality, pricing, minimum order quantities (MOQ), lead times, and the range of capacitors offered. Also, assess their customer service, technical support, and ability to provide documentation like datasheets and certificates of compliance.
How do I ensure the quality of capacitors before placing a bulk order?
Request product samples for testing and evaluation. Ask for quality assurance certificates and inquire about their testing processes. Reliable suppliers will often allow third-party inspections or audits before finalizing the order.
Can capacitor manufacturers customize products according to my requirements?
Many manufacturers do offer customization for aspects like capacitance, voltage ratings, and physical size. Discuss your specifications in detail—most reputable factories will work closely with you to fulfill special orders, though this may affect pricing and lead times.
What is the typical lead time for bulk capacitor orders from factories?
Lead times usually range from 2 to 8 weeks depending on the order size, customization, and factory workload. Always confirm the estimated production and shipping timelines before placing your order so you can plan accordingly.
