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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
    B65803A0063A048

    B65803A0063A048

    FERRITE CORE RM 63NH N48 2PCS

    EPCOS - TDK Electronics

    4,843
    RFQ
    B65803A0063A048

    Datasheet

    RM4 Box Active RM RM 4 N48 - 63 nH ±3% Gapped 96.0 - 1.9 21.0 11.0 - 231.0 Uncoated 0.207" (5.25mm) 0.433" (11.00mm) 0.181" (4.60mm)
    B65803J0100A048

    B65803J0100A048

    FERRITE CORE RM N48

    EPCOS - TDK Electronics

    1,128
    RFQ
    B65803J0100A048

    Datasheet

    RM4 Box Active RM RM 4 N48 - - - Gapped - 2300 1.7 22.0 13.0 11.3 286.0 Uncoated 0.413" (10.50mm) 0.433" (11.00mm) 0.181" (4.60mm)
    B65803J0063A048

    B65803J0063A048

    FERRITE CORE RM N48

    EPCOS - TDK Electronics

    2,108
    RFQ
    B65803J0063A048

    Datasheet

    RM4 Box Active RM RM 4 N48 - - - Gapped - 2300 1.7 22.0 13.0 11.3 286.0 Uncoated 0.413" (10.50mm) 0.433" (11.00mm) 0.181" (4.60mm)
    B65803N0063A048

    B65803N0063A048

    FERRITE CORE RM 63NH N48 2PCS

    EPCOS - TDK Electronics

    2,159
    RFQ
    B65803N0063A048

    Datasheet

    RM4 Box Active RM RM 4 N48 - 63 nH ±3% Gapped 96.0 - 1.9 21.0 11.0 - 231.0 Uncoated 0.207" (5.25mm) 0.433" (11.00mm) 0.181" (4.60mm)
    B65803A0100A048

    B65803A0100A048

    RM4 N48 100 +3% -

    EPCOS - TDK Electronics

    3,471
    RFQ
    B65803A0100A048

    Datasheet

    B65803 Tape & Reel (TR) Active RM RM 4 N48 - 100 nH ±3% Ungapped 152.0 - 1.9 21.0 11.0 - 231.0 Uncoated 0.177" (4.50mm) 0.433" (11.00mm) 0.181" (4.60mm)
    ER41/7.6/32-3C95

    ER41/7.6/32-3C95

    FERRITE CORE ER 3C95

    Ferroxcube

    1,880
    RFQ
    ER41/7.6/32-3C95

    Datasheet

    - Bulk Active ER ER 41 x 7.6 x 32 3C95 - - - - - - - - - - - Uncoated 0.300" (7.60mm) 1.600" (40.64mm) 1.260" (32.00mm)
    UR39/35/15-3C90

    UR39/35/15-3C90

    FERRITE CORE UR 3C90

    Ferroxcube

    1,984
    RFQ
    UR39/35/15-3C90

    Datasheet

    - Bulk Active UR UR 39 x 35 x 15 3C90 - - - - - - - - - - - Uncoated 1.386" (35.20mm) 1.524" (38.70mm) 0.587" (14.90mm)
    B65805N0400J048

    B65805N0400J048

    FERRITE CORE RM

    EPCOS - TDK Electronics

    3,283
    RFQ
    B65805N0400J048

    Datasheet

    RM5 Box Active RM - - - - - Gapped - - - - - - - Uncoated - - -
    B65805N0125A048

    B65805N0125A048

    RM5 N48 125 +3% -

    EPCOS - TDK Electronics

    1,463
    RFQ
    B65805N0125A048

    Datasheet

    - Tape & Reel (TR) Active - - - - - - - - - - - - - - - - - -
    B66506K0000X606

    B66506K0000X606

    I30/2.7/20 PC95 6500 +25

    EPCOS - TDK Electronics

    4,465
    RFQ
    B66506K0000X606

    Datasheet

    - Tray Active - - - - - - - - - - - - - - - - - -
    9598404602

    9598404602

    FERRITE CORE EER SET

    Fair-Rite Products Corp.

    4,936
    RFQ
    9598404602

    Datasheet

    - Bulk Active EER - - - - ±25% Ungapped - 2400 69.0 100.0 144.0 130.0 14420.0 Uncoated - 1.575" (40.00mm) -
    P18/11-3F36

    P18/11-3F36

    FERRITE CORE P 2.2UH 3F36 2PC

    Ferroxcube

    2,287
    RFQ
    P18/11-3F36

    Datasheet

    - Bulk Active P P 18 x 11 3F36 0.724" (18.40mm) 2.2 µH ±25% Ungapped 1040.0 - 0.597 25.8 43.3 36.0 1120.0 Uncoated 0.417" (10.60mm) - -
    P18/11-3F46

    P18/11-3F46

    FERRITE CORE P 1.4UH 3F46 2PC

    Ferroxcube

    3,626
    RFQ
    P18/11-3F46

    Datasheet

    - Bulk Active P P 18 x 11 3F46 0.724" (18.40mm) 1.4 µH ±25% Ungapped 660.0 - 0.597 25.8 43.3 36.0 1120.0 Uncoated 0.417" (10.60mm) - -
    P18/11-3E27

    P18/11-3E27

    Ferrite Misc

    Ferroxcube

    2,269
    RFQ
    P18/11-3E27

    Datasheet

    - Bulk Active P P 18 x 11 3E27 0.724" (18.40mm) 7.5 µH ±25% Ungapped 3560.0 - 0.597 25.8 43.3 36.0 1120.0 Uncoated 0.209" (5.30mm) - -
    P18/11-3F4

    P18/11-3F4

    Ferrite Misc

    Ferroxcube

    3,469
    RFQ
    P18/11-3F4

    Datasheet

    - Bulk Active - - - - - - - - - - - - - - - - - -
    P18/11-3F3-A160

    P18/11-3F3-A160

    Ferrite Misc

    Ferroxcube

    1,539
    RFQ
    P18/11-3F3-A160

    Datasheet

    - Bulk Active P P 18 x 11 3F3 0.724" (18.40mm) 160 nH ±3% Gapped 76.0 - 0.597 25.8 43.3 36.0 1120.0 Uncoated 0.209" (5.30mm) - -
    P18/11-3F3-A400

    P18/11-3F3-A400

    Ferrite Misc

    Ferroxcube

    4,288
    RFQ
    P18/11-3F3-A400

    Datasheet

    - Bulk Active P P 18 x 11 3F3 0.724" (18.40mm) 400 nH ±3% Gapped 190.0 - 0.597 25.8 43.3 36.0 1120.0 Uncoated 0.209" (5.30mm) - -
    P18/11-3F3-A315

    P18/11-3F3-A315

    Ferrite Misc

    Ferroxcube

    3,825
    RFQ
    P18/11-3F3-A315

    Datasheet

    - Bulk Active P P 18 x 11 3F3 0.724" (18.40mm) 315 nH ±3% Gapped 149.0 - 0.597 25.8 43.3 36.0 1120.0 Uncoated 0.209" (5.30mm) - -
    P18/11-3F3-A250

    P18/11-3F3-A250

    Ferrite Misc

    Ferroxcube

    1,262
    RFQ
    P18/11-3F3-A250

    Datasheet

    - Bulk Active P P 18 x 11 3F3 0.724" (18.40mm) 250 nH ±3% Gapped 119.0 - 0.597 25.8 43.3 36.0 1120.0 Uncoated 0.209" (5.30mm) - -
    B65805J0000R045

    B65805J0000R045

    FERRITE CORE RM 2.6UH N45 2PCS

    EPCOS - TDK Electronics

    1,834
    RFQ
    B65805J0000R045

    Datasheet

    RM5 Box Active RM RM 5 N45 - 2.6 µH -20%, +30% Ungapped 1920.0 3800 0.93 22.1 23.8 18.0 526.0 Uncoated 0.207" (5.25mm) 0.575" (14.60mm) 0.268" (6.80mm)
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