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Capacitors

Capacitors

Capacitors are essential electronic components that store electrical energy in an electrostatic field. They are used in a wide range of electrical circuits to regulate voltage, filter out noise, and improve power factor correction. Capacitors come in various sizes and types, including electrolytic, ceramic, and tantalum capacitors, each with unique properties suited for different applications. These components are commonly found in smartphones, computers, televisions, and other electronic devices where they play a crucial role in stabilizing and enhancing circuit performance. Capacitors are widely used in electronics and electrical engineering fields for their ability to store and release energy efficiently.

  • TOEI 08-Y21 SH MFP 3500VDC 50uF high voltage capacitor – front view with label and mounting foot visible TOEI 08-Y21 SH MFP 3500VDC 50uF capacitor – straight-on front view showing label clearly with stud terminals on top

    TOEI 08-Y21 SH MFP 3500VDC 50uF High Voltage DC Film Capacitor w/ Brackets

    TOEI

    $325.00
    Was: $650.00
    TOEI 08-Y21 SH MFP 3500VDC 50uF High Voltage DC Film Capacitor w/ BracketsThe TOEI 08-Y21 is a large-format, high-voltage DC film capacitor rated at 3500VDC and 50µF, built to the SH MFP (Shunt / Metalized Film Polypropylene) construction standard. It is...
    49289
    SKU:
    49289
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    22.00 LBS
    Brand:
    TOEI
    Model:
    08-Y21
    MPN:
    08-Y21
    Type:
    High Voltage DC Film Capacitor
    SKU:
    49289
    Capacitance:
    50 µF (50uF)
    Voltage Rating (DC):
    3500VDC
    Capacitor Series / Code:
    SH MFP
    Dielectric Type:
    MFP (Metalized Film Polypropylene)
    Terminal / Connection Type:
    Stud terminals (top-mounted, 2x)
    Mounting:
    Panel / bracket mount — includes mounting brackets
    Enclosure:
    Metal case (grey painted steel)
    Included Accessories:
    Two zinc-chromate mounting brackets
    Original Application:
    Unisolar flexible/amorphous solar panel flash tester
    Condition:
    Used – Like New (never placed in production)
    Seller Notes:
    Includes two mounting brackets; from a never-production Unisolar solar flash tester
    Country/Region of Manufacture:
    Japan
    Condition Notes:
    TOEI 08-Y21 3500VDC 50uF high voltage capacitor from a Unisolar solar flash tester that was never put into production. In like-new condition with no visible wear. Both mounting brackets included.
    $325.00
    Was: $650.00
  • TOEI O82130 NH-OF 8.25kVDC 12µF high voltage DC capacitor – left-angle view showing gray metal enclosure, ceramic stud terminals, and base flange mount TOEI O82130 high voltage capacitor – front view showing gray steel tank body and white label with specifications

    TOEI O82130 NH-OF 8.25kVDC 12µF 5.5kW DC High Voltage Capacitor 2007

    TOEI

    $295.00
    Was: $600.00
    TOEI O82130 NH-OF 8.25kVDC 12µF 5.5kW DC High Voltage Capacitor 2007Oil-filled DC high voltage capacitor rated for 8.25kV DC at 12µF capacitance. Designed for high voltage DC energy storage, pulse discharge, and testing applications requiring stable...
    49291
    SKU:
    49291
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    22.00 LBS
    Brand:
    TOEI
    Model:
    O82130
    MPN:
    O82130
    Type:
    DC High Voltage Oil-Filled Capacitor
    Series / Designation:
    NH-OF
    SKU:
    49291
    Voltage Rating (DC):
    8.25kV DC (8,250V DC)
    Capacitance:
    12 µF
    Power Rating:
    5.5 kW
    Manufacturing Number:
    0044
    Manufacture Date:
    2007-11-29
    Terminal Type:
    Ceramic insulated stud terminals (3 terminals)
    Mounting:
    Base flange mount
    Form Factor:
    Tank / Enclosed Box
    Condition:
    Like New – Never put into production
    Seller Notes:
    Unit only; came from a solar tester, never deployed
    Country/Region of Manufacture:
    Japan
    Application / Use Case:
    High voltage DC energy storage, pulse discharge, solar testing
    Compatible With:
    Amorphous solar panel testers, HV power systems
    Condition Notes:
    TOEI 082130 8.25kVDC 12µF capacitor, demo-use only, no field service. Steel case clean with minor marks. Terminals intact, label legible. Original packaging may be opened or missing.
    $295.00
    Was: $600.00
  • CDE KTSM37U506M3E 50uF 370VAC oval run capacitor – side view showing label with ratings and CDE logo CDE KTSM37U506M3E run capacitor – top view showing dual quick-connect blade terminal clusters in black housing

    CDE KTSM37U506M3E 50uF 370VAC 60Hz Run Capacitor 005-1685-MF C10000 AFC

    CDE

    $8.00
    Was: $15.00
    CDE KTSM37U506M3E 50uF 370VAC 60Hz Run Capacitor 005-1685-MF C10000 AFCCornell Dubilier motor run capacitor rated for 50 µF at 370 VAC, 60 Hz operation. Run capacitors are used to maintain consistent motor performance during continuous operation...
    37128
    SKU:
    37128
    Availability:
    Usually ships within 1–2 business days.
    Weight:
    1.00 LBS
    Brand:
    Cornell Dubilier (CDE)
    Model:
    KTSM37U506M3E
    MPN:
    KTSM37U506M3E
    Secondary Model:
    005-1685-MF
    Type:
    Motor Run Capacitor
    Capacitance:
    50 µF
    Voltage Rating:
    370 VAC
    Frequency:
    60 Hz
    Temperature Rating:
    70°C
    Part Number 2:
    C10000 AFC
    Date Code / Lot:
    0114
    Country/Region of Manufacture:
    United States
    Form Factor:
    Oval / Oval Can
    Terminal Type:
    Quick-connect blade terminals
    Certifications:
    UL, CE, RoHS (PROTECTED-NO PCBs)
    SKU:
    37128
    Condition:
    Used – Inspected
    Seller Notes:
    Sold as single unit. Used surplus, inspected.
    Condition Notes:
    This CDE KTSM37U506M3E 50uF 370VAC run capacitor has been inspected and is in good used condition. Can is intact, terminals clean, label legible. Normal light surface wear from prior use.
    $8.00
    Was: $15.00
  • Aerovox Z62P4840M23 40uF 480V motor run capacitor — oval aluminum can body, side label view showing ratings Aerovox Z62P4840M23 capacitor — close-up of dual ceramic terminal posts with blade tabs on top

    Aerovox Z62P4840M23 Run Capacitor 40uF 480V 50/60Hz 70C GE 004959

    GE

    $25.00
    Was: $50.00
    Aerovox Z62P4840M23 Run Capacitor 40uF 480V 50/60Hz 70C GE 004959Motor run capacitor from the Aerovox SUPERMET series. Used in three-phase industrial motors and compressors to improve power factor and motor efficiency during operation.Specifications...
    37130
    SKU:
    37130
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    1.00 LBS
    Brand:
    Aerovox
    Model:
    Z62P4840M23
    MPN:
    Z62P4840M23
    Secondary Model:
    004959
    Type:
    Motor Run Capacitor
    SKU:
    37130
    Capacitance:
    40uF (40 Microfarad)
    Voltage Rating:
    480V
    Frequency:
    50/60Hz
    Temperature Rating:
    70°C
    Series:
    SUPERMET
    Protection:
    Protected D
    Interrupting Capacity:
    10000 AFC
    Date Code:
    SH9808 1238
    PCB Content:
    No PCBs
    Country/Region of Manufacture:
    United States
    Mounting Style:
    Oval Can with Dual Blade Terminal Posts
    Condition:
    Used – Inspected
    Seller Notes:
    Used surplus capacitor, label intact and legible. No accessories included.
    Condition Notes:
    This Aerovox Z62P4840M23 40uF 480V run capacitor (GE 004959) is used surplus, inspected, label intact. Shows light oxidation and age wear. Not electrically tested. Both terminal posts undamaged.
    $25.00
    Was: $50.00
  • EF Johnson 273-0005-175 trimmer capacitor single unit on pink foam — angled top view showing adjustment screw and leads EF Johnson 273-0005-175 trimmer capacitor box of 10 with one capacitor in plastic bag — original cardboard packaging visible

    EF Johnson 273-0005-175 Trimmer Capacitor Variable Ceramic NOS Qty 10

    EF Johnson

    $25.00
    Was: $50.00
    EF Johnson 273-0005-175 Trimmer Capacitor Variable Ceramic NOS Qty 10Variable ceramic trimmer capacitor for fine-tuning capacitance in RF and analog circuits. Through-hole radial lead component designed for board-level adjustment and calibration...
    35940
    SKU:
    35940
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    1.00 LBS
    Brand:
    E.F. Johnson Co.
    Model:
    273-0005-175
    MPN:
    273-0005-175
    Type:
    Variable Trimmer Capacitor
    SKU:
    35940
    Quantity:
    10 per box
    Dielectric Material:
    Ceramic
    Component Style:
    Through-Hole / Radial Lead
    New Old Stock (NOS):
    Yes
    Country/Region of Manufacture:
    United States
    Seller Notes:
    Box of 10 new old stock trimmer capacitors in original E.F. Johnson packaging
    Condition:
    New Old Stock (NOS) — new, unused, in original box
    Condition Notes:
    E.F. Johnson 273-0005-175 trimmer capacitors, box of 10. New old stock — unused, uninstalled. Original box present but aged. Components appear unused. Box may be open or loose.
    $25.00
    Was: $50.00
  • Philips A21509-532-01 6300UF 400VDC electrolytic capacitor — front three-quarter view showing blue cylindrical can with screw terminals visible at one end Philips A21509-532-01 electrolytic capacitor — side view showing full blue cylindrical body and dark end cap

    Philips A21509-532-01 6300UF 400VDC 450V Surge Electrolytic Capacitor

    Philips

    $45.00
    Was: $90.00
    Philips A21509-532-01 6300UF 400VDC 450V Surge Electrolytic Capacitor 3186GN602T400XMA2Pulse-rated electrolytic capacitor designed for industrial and telecom applications requiring high-capacity energy storage and surge protection. Rated at 6300µF...
    35786
    SKU:
    35786
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    5.00 LBS
    Brand:
    Philips
    Model:
    A21509-532-01
    MPN:
    A21509-532-01
    Secondary Model:
    3186GN602T400XMA2
    Type:
    Pulse-Rated Electrolytic Capacitor
    SKU:
    35786
    Capacitance:
    6300 UF (-10% / +50%)
    Voltage Rating (DC):
    400 VDC
    Surge Voltage:
    450V
    Energy Rating:
    504 Joules @ 400V
    Temperature Rating:
    85°C Max Ambient
    Terminal Type:
    Screw Terminal (approx. 2cm diameter)
    Form Factor:
    Large Can / Cylindrical
    Dimensions:
    22 x 7.6 cm (approx.)
    Date Code:
    9630 (Week 30, 1996)
    Condition:
    Used – Pulled from Working Environment
    Seller Notes:
    Capacitor only; no additional accessories included.
    Country/Region of Manufacture:
    Netherlands
    Condition Notes:
    Philips A21509-532-01 6300UF 400VDC electrolytic capacitor, inspected and in good condition. Pulled from a working environment. Screw terminals clean and intact. Light surface marks from normal use.
    $45.00
    Was: $90.00
  • F&R Enterprises 2T23-17 power supply assembly — full view showing transformer, blue Mallory capacitor, rectifier, and multi-pin connector on metal chassis Front view of 2T23-17 power supply assembly with Mallory CG23U50C1 2000µF capacitor and multi-pin connector block; tested label visible on base

    F&R Enterprises 2T23-17 Power Supply Transformer Rectifier 208/240V 20/24V CT

    Custom

    $50.00
    Was: $100.00
    F&R Enterprises 2T23-17 Power Supply Transformer Rectifier 208/240V 20/24V CTThis is a custom open-frame power supply assembly built around an F&R Enterprises model 2T23-17 transformer, paired with a bridge rectifier and a large Mallory electrolytic...
    35027
    SKU:
    35027
    Availability:
    Usually ships within 1–2 business days.
    Weight:
    10.00 LBS
    Brand:
    F&R Enterprises
    Model:
    2T23-17
    MPN:
    2T23-17
    SKU:
    35027
    Type:
    Power Supply Assembly (Transformer + Rectifier + Filter Capacitor)
    Primary Voltage:
    208V (tap 2), 240V (tap 3), 0V (tap 1)
    Secondary Voltage:
    24V (tap 8), 20V CT (taps 6/7/8), 0V (tap 7)
    Secondary Current:
    5A @ 24V; 0.15A @ 20V CT
    Input Frequency:
    50/60 Hz
    Output DC Voltage (approx.):
    ~30V DC (after rectification of 24V AC)
    Capacitor:
    Mallory CG23U50C1, 2000 µF, 50V DC
    Manufacturer Location:
    San Francisco, CA
    Country/Region of Manufacture:
    United States
    Form Factor:
    Open-frame chassis / panel mount
    Wiring Termination:
    Flying leads with multi-pin connector block
    Condition:
    Used – Inspected
    Seller Notes:
    Includes transformer, rectifier, and filter capacitor on chassis. Not bench-tested.
    Condition Notes:
    F&R Enterprises 2T23-17 power supply assembly inspected and in good used condition. Not bench-tested at our facility; output ratings per transformer label: 20V CT / 0.15A and ~30V DC / 5A. Wiring and connector appear intact.
    $50.00
    Was: $100.00
  • Eldre ECI-17690 high voltage capacitor bank bus bar — three-quarter front view showing blue Philips capacitors loaded in lower sections and empty upper bays with black retaining rings Eldre ECI-17690 capacitor bank bus bar — rear view showing Gould Shawmut Amp-Trap A70P300 fuse, terminal bus bars, wiring leads, and transparent acrylic connection panels

    Eldre ECI-17690 A74101-243-02 High Voltage Capacitor Bank Bus Bar Rev D

    Eldre

    $300.00
    Was: $1,000.00
    Eldre ECI-17690 A74101-243-02 High Voltage Capacitor Bank Bus Bar Rev DHigh voltage capacitor bank housing and bus bar frame designed for pulsed power and energy storage applications. Frame accepts Philips A21509-532-01 pulse-rated electrolytic...
    34834
    SKU:
    34834
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    191.00 LBS
    Brand:
    Eldre Corporation
    Model:
    ECI-17690
    MPN:
    A74101-243-02
    Secondary Model:
    A74101-243-02 Rev D
    Type:
    High Voltage Capacitor Bank Bus Bar / Housing Frame
    SKU:
    34834
    Condition:
    As-Is / For Parts or Not Working
    Seller Notes:
    Frame only — capacitors not included. Gould Shawmut Amp-Trap A70P300 fuse present.
    Compatible With:
    Philips A21509-532-01 Pulse Rated Electrolytic Capacitors
    Compatible Capacitor P/N:
    3186GN602T400XMA2
    Capacitor Voltage Rating:
    400 VDC / 450V Surge
    Capacitor Capacitance:
    6300 uF -10/+50%
    Capacitor Max Ambient Temp:
    85°C Max
    Fuse Included:
    Gould Shawmut Amp-Trap A70P300 Type 4
    Hardware Revision:
    Rev D
    Application:
    Pulsed Power / High Voltage Discharge / Energy Storage
    Country/Region of Manufacture:
    United States
    Condition Notes:
    Eldre ECI-17690 capacitor bank bus bar sold as-is for parts. Frame only — Philips capacitors removed and sold separately. Gould Shawmut A70P300 fuse and bus bar panels present. No functionality guaranteed.
    $300.00
    Was: $1,000.00