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    Ferrite Cores

    Manufacturer Series Packaging Product Status Core Type Supplier Device Package Material Diameter Inductance Factor (Al) Tolerance Gap Effective Permeability (µe) Initial Permeability (µi) Core Factor (ΣI/A) mm⁻¹ Effective Length (le) mm Effective Area (Ae) mm² Minimum Core Cross Section (Amin) mm² Effective Magnetic Volume (Ve) mm³ Finish Height Length Width

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    Photo Mfr. Part # Availability Price Quantity Datasheet Series Packaging Product Status Core Type Supplier Device Package Material Diameter Inductance Factor (Al) Tolerance Gap Effective Permeability (µe) Initial Permeability (µi) Core Factor (ΣI/A) mm⁻¹ Effective Length (le) mm Effective Area (Ae) mm² Minimum Core Cross Section (Amin) mm² Effective Magnetic Volume (Ve) mm³ Finish Height Length Width
    B66311G0170X127

    B66311G0170X127

    FERRITE CORE E N27 1PC

    EPCOS - TDK Electronics

    5,534
    RFQ
    B66311G0170X127

    Datasheet

    E20/10/6 Box Active E E 20 x 10 x 6 N27 - - - Gapped - - - - - - - Uncoated 0.394" (10.00mm) 0.803" (20.40mm) 0.232" (5.90mm)
    TX13/7.1/4.8-3C94

    TX13/7.1/4.8-3C94

    FERRITE CORE TOROID 3C94

    Ferroxcube

    3,523
    RFQ
    TX13/7.1/4.8-3C94

    Datasheet

    - Bulk Active Toroid TX 13 x 7.1 x 4.8 3C94 0.510" (12.95mm) - ±20% Ungapped - 2300 2.4 29.5 12.3 - 361.0 Epoxy 0.198" (5.03mm) - -
    E25/10/6-3C94

    E25/10/6-3C94

    FERRITE CORE E 3C94

    Ferroxcube

    3,506
    RFQ
    E25/10/6-3C94

    Datasheet

    - Bulk Active E E 25 x 10 x 6 3C94 - - - - - - - - - - - Uncoated 0.380" (9.65mm) 1.000" (25.40mm) 0.250" (6.35mm)
    TX14/9/5-3E27

    TX14/9/5-3E27

    FERRITE CORE TOROID 3E+27

    Ferroxcube

    8,515
    RFQ
    TX14/9/5-3E27

    Datasheet

    - Bulk Active Toroid TX 14 x 9 x 5 3E27 0.561" (14.25mm) - - - - - - - - - - Epoxy 0.207" (5.25mm) - -
    B66307G0100X127

    B66307G0100X127

    FERRITE CORE E N27 1PC

    EPCOS - TDK Electronics

    2,306
    RFQ
    B66307G0100X127

    Datasheet

    E16/8/5 Box Active E E 16 x 8 x 5 N27 - - - Gapped - - - - - - - Uncoated 0.323" (8.20mm) 0.630" (16.00mm) 0.185" (4.70mm)
    B66322G0000X127

    B66322G0000X127

    FERRITE CORE E N27 1PC

    EPCOS - TDK Electronics

    1,412
    RFQ
    B66322G0000X127

    Datasheet

    E10/5.5/5 Box Active E E 10 x 5.5 x 5 N27 - - - Ungapped - - - - - - - Uncoated 0.216" (5.50mm) 0.402" (10.20mm) 0.189" (4.80mm)
    TX14/9/5-3E6

    TX14/9/5-3E6

    FERRITE CORE TOROID

    Ferroxcube

    1,275
    RFQ
    TX14/9/5-3E6

    Datasheet

    - Bulk Active Toroid TX 14 x 9 x 5 - 0.561" (14.25mm) - - - - - - - - - - Epoxy 0.207" (5.25mm) - -
    B64290L0742X038

    B64290L0742X038

    FERRITE CORE TOROID 6.03UH T38

    EPCOS - TDK Electronics

    17,029
    RFQ
    B64290L0742X038

    Datasheet

    TX13/7.9/6.4 Box Active Toroid - T38 0.535" (13.60mm) 6.03 µH ±30% Ungapped - 10000 2.08 31.17 14.96 - 466.0 Epoxy 0.281" (7.15mm) - -
    7898400121

    7898400121

    FERRITE CORE E SET

    Fair-Rite Products Corp.

    1,636
    RFQ
    7898400121

    Datasheet

    - Bulk Active E - - - - ±25% Ungapped - 2400 109.0 16.6 15.2 15.0 252.0 Uncoated - 0.551" (14.00mm) 0.197" (5.00mm)
    PLT13/9/1-3C95

    PLT13/9/1-3C95

    FERRITE CORE PLT 3C95

    Ferroxcube

    22,212
    RFQ
    PLT13/9/1-3C95

    Datasheet

    - Bulk Active PLT PLT 13 x 9 x 1 3C95 - - - - - - - - - - - Uncoated 0.043" (1.10mm) 0.504" (12.80mm) 0.343" (8.70mm)
    5976000211

    5976000211

    FERRITE CORE TOROID 4.4UH 76

    Fair-Rite Products Corp.

    2,121
    RFQ
    5976000211

    Datasheet

    - Bag Active Toroid - 76 - 4.4 µH ±30% Ungapped - 10000 286.0 20.7 7.2 - 150.0 Parylene - - -
    TX13/7.9/6.4-3C94

    TX13/7.9/6.4-3C94

    FERRITE CORE TOROID 3C94

    Ferroxcube

    4,025
    RFQ
    TX13/7.9/6.4-3C94

    Datasheet

    - Bulk Active Toroid TX 13 x 7.9 x 6.4 3C94 0.526" (13.35mm) - ±25% Ungapped 2300.0 - 2.21 31.2 14.1 - 442.0 Epoxy 0.275" (7.00mm) - -
    B64290L0652X830

    B64290L0652X830

    FERRITE CORE TOROID 2.71UH N30

    EPCOS - TDK Electronics

    4,007
    RFQ
    B64290L0652X830

    Datasheet

    TX17.4/10.3/7 Box Active Toroid - N30 0.717" (18.20mm) 2.71 µH ±25% Ungapped - 4300 2.0 42.0 21.04 - 884.0 Epoxy 0.307" (7.80mm) - -
    B64290L0743X038

    B64290L0743X038

    FERRITE CORE TOROID 5.4UH T38

    EPCOS - TDK Electronics

    8,310
    RFQ
    B64290L0743X038

    Datasheet

    TX16/9/5 Box Active Toroid - T38 0.661" (16.80mm) 5.4 µH ±30% Ungapped - 10000 2.33 36.75 15.78 - 580.0 Epoxy 0.215" (5.45mm) - -
    B66317G0100X187

    B66317G0100X187

    FERRITE CORE E N87 1PC

    EPCOS - TDK Electronics

    1,751
    RFQ
    B66317G0100X187

    Datasheet

    E25/13/7 Box Active E E 25 x 13 x 7 N87 - - - Gapped - - - - - - - Uncoated 0.504" (12.80mm) 0.984" (25.00mm) 0.295" (7.50mm)
    TX10/6/4-3C90

    TX10/6/4-3C90

    FERRITE CORE TOROID 3C90

    Ferroxcube

    3,000
    RFQ
    TX10/6/4-3C90

    Datasheet

    - Bulk Active Toroid - 3C90 - - - - - - - - - - - Epoxy 0.167" (4.25mm) - -
    B66307G0240X187

    B66307G0240X187

    FERRITE CORE E N87

    EPCOS - TDK Electronics

    2,796
    RFQ
    B66307G0240X187

    Datasheet

    E16/8/5 Box Active E E 16 x 8 x 5 N87 - - - Gapped - 2200 1.87 37.6 20.1 19.4 756.0 Uncoated 0.323" (8.20mm) 0.630" (16.00mm) 0.185" (4.70mm)
    B64290L0658X038

    B64290L0658X038

    FERRITE CORE TOROID 4.42UH T38

    EPCOS - TDK Electronics

    1,453
    RFQ
    B64290L0658X038

    Datasheet

    TX14/9/5 Box Active Toroid - T38 0.594" (15.10mm) 4.42 µH ±30% Ungapped - 10000 2.84 34.98 12.3 - 430.0 Epoxy 0.236" (6.00mm) - -
    TX13/7.9/6.4-3E27

    TX13/7.9/6.4-3E27

    FERRITE CORE

    Ferroxcube

    4,157
    RFQ
    TX13/7.9/6.4-3E27

    Datasheet

    - Bulk Active - - - - - - - - - - - - - - Uncoated 0.311" (7.90mm) - 0.252" (6.40mm)
    B64290L0045X035

    B64290L0045X035

    FERRITE CORE TOROID 3.87UH T35

    EPCOS - TDK Electronics

    4,118
    RFQ
    B64290L0045X035

    Datasheet

    TX16/9.6/6.3 Bulk Active Toroid - T35 0.677" (17.20mm) 3.87 µH ±25% Ungapped - 6000 1.95 38.52 19.73 - 760.0 Epoxy 0.287" (7.30mm) - -
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