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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
    B66459K0000X187

    B66459K0000X187

    FERRITE CORE I N87

    EPCOS - TDK Electronics

    567
    RFQ
    B66459K0000X187

    Datasheet

    I38/4/25 Bag Active I I 38 x 4 x 25 N87 - - - Ungapped - - - - - - - Uncoated 0.150" (3.81mm) 1.500" (38.10mm) 1.000" (25.40mm)
    HF60T28X13X16

    HF60T28X13X16

    FERRITE CORE TOROID

    TDK Corporation

    102
    RFQ
    HF60T28X13X16

    Datasheet

    T Tray Active Toroid - - 1.102" (28.00mm) - - Ungapped - 1600 - - - - - Epoxy 0.512" (13.00mm) - -
    B65811J0160A087

    B65811J0160A087

    FERRITE CORE RM N87 2PCS

    EPCOS - TDK Electronics

    376
    RFQ
    B65811J0160A087

    Datasheet

    RM8 Box Active RM RM 8 N87 - - - Gapped - - 0.59 38.0 64.0 55.0 2430.0 Uncoated 0.324" (8.25mm) 0.913" (23.20mm) 0.433" (11.00mm)
    B65807J0160A048

    B65807J0160A048

    FERRITE CORE RM 160NH N48 2PCS

    EPCOS - TDK Electronics

    3,786
    RFQ
    B65807J0160A048

    Datasheet

    RM6 Cut Tape (CT) Active RM RM 6 N48 - 160 nH ±3% Gapped 109.0 - 0.78 28.6 36.6 31.0 1050.0 Uncoated 0.246" (6.25mm) 0.701" (17.90mm) 0.323" (8.20mm)
    B65811J0000R030

    B65811J0000R030

    FERRITE CORE RM 5.7UH N30 2PCS

    EPCOS - TDK Electronics

    1,392
    RFQ
    B65811J0000R030

    Datasheet

    RM8 Box Active RM RM 8 N30 - 5.7 µH -20%, +30% Ungapped 2690.0 4300 0.59 38.0 64.0 55.0 2430.0 Uncoated 0.324" (8.25mm) 0.913" (23.20mm) 0.433" (11.00mm)
    B64290L0615X038

    B64290L0615X038

    FERRITE CORE TOROID 16.1UH T38

    EPCOS - TDK Electronics

    743
    RFQ
    B64290L0615X038

    Datasheet

    TX25.3/14.8/15 Box Active Toroid - T38 1.047" (26.60mm) 16.1 µH ±30% Ungapped - 10000 0.78 60.07 76.89 - 4619.0 Epoxy 0.638" (16.20mm) - -
    B65501D0000R033

    B65501D0000R033

    FERRITE CORE P 350NH M33 2PCS

    EPCOS - TDK Electronics

    6,658
    RFQ
    B65501D0000R033

    Datasheet

    P5.8/3.3 Box Active P (Pot Core) P 5.8 x 3.3 M33 0.228" (5.80mm) 350 nH -20%, +30% Ungapped 470.0 750 1.68 7.9 4.7 - 37.0 Uncoated 0.067" (1.70mm) - -
    B66363G0000X127

    B66363G0000X127

    FERRITE CORE ETD N27 1PC

    EPCOS - TDK Electronics

    730
    RFQ
    B66363G0000X127

    Datasheet

    ETD39/20/13 Box Active ETD ETD 39 x 20 x 13 N27 - - - Ungapped - - - - - - - Uncoated 0.787" (20.00mm) 1.531" (38.90mm) 0.504" (12.80mm)
    PC47EPC25B-Z

    PC47EPC25B-Z

    FERRITE CORE EPCS 1.56UH 2PC

    TDK Corporation

    157
    RFQ
    PC47EPC25B-Z

    Datasheet

    EPC Tray Active EPC EPC 25 PC47 - 1.56 µH ±25% Ungapped - - 1.39 46.2 33.3 - 1540.0 Uncoated 0.450" (11.45mm) 0.988" (25.10mm) 0.256" (6.50mm)
    B65875B0000R087

    B65875B0000R087

    FERRITE CORE PQ 3.1UH N87 2PCS

    EPCOS - TDK Electronics

    329
    RFQ
    B65875B0000R087

    Datasheet

    PQ20/16 Box Active PQ PQ 20 x 16 N87 - 3.1 µH -20%, +30% Ungapped 1430.0 2200 0.579 37.0 64.0 57.6 2367.0 Uncoated 0.319" (8.10mm) 0.807" (20.50mm) 0.551" (14.00mm)
    B66457G0000X197

    B66457G0000X197

    FERRITE CORE ELP N97 1PC

    EPCOS - TDK Electronics

    784
    RFQ
    B66457G0000X197

    Datasheet

    ELP32/6/20 Tray Active ELP ELP 32 x 6 x 20 N97 - - - Ungapped - - - - - - - Uncoated 0.250" (6.35mm) 1.250" (31.75mm) 0.801" (20.35mm)
    B66287G0000X197

    B66287G0000X197

    FERRITE CORE ELP N97 1PC

    EPCOS - TDK Electronics

    720
    RFQ
    B66287G0000X197

    Datasheet

    ELP32/6/20 Box Active ELP ELP 32 x 6 x 20 N97 - - - Ungapped - - - - - - - Uncoated 0.250" (6.35mm) 1.250" (31.75mm) 0.801" (20.35mm)
    TX36/23/10-3E27

    TX36/23/10-3E27

    FERRITE CORE TOROID 3E+27

    Ferroxcube

    364
    RFQ
    TX36/23/10-3E27

    Datasheet

    - Bulk Active Toroid TX 36 x 23 x 10 3E27 1.463" (37.15mm) - - - - - - - - - - Epoxy 0.430" (10.92mm) - -
    4278453509

    4278453509

    FERRITE CORE ROD 78

    Fair-Rite Products Corp.

    214
    RFQ
    4278453509

    Datasheet

    - Bulk Active ROD - 78 - - - Ungapped - 2300 - - - - - Uncoated - - -
    B65805C0100A033

    B65805C0100A033

    FERRITE CORE RM 100NH M33 2PCS

    EPCOS - TDK Electronics

    745
    RFQ
    B65805C0100A033

    Datasheet

    RM5 Cut Tape (CT) Active RM RM 5 M33 - 100 nH ±3% Gapped 79.6 750 1.0 20.8 20.8 - 433.0 Uncoated 0.207" (5.25mm) 0.575" (14.60mm) 0.268" (6.80mm)
    P9/5-3C91

    P9/5-3C91

    FERRITE CORE P 3C91 2PC SET

    Ferroxcube

    666
    RFQ
    P9/5-3C91

    Datasheet

    - Bulk Active P (Pot Core) P 9 x 5 3C91 0.366" (9.30mm) - - - - - - - - - - Uncoated 0.213" (5.40mm) - -
    PC47EI30-Z

    PC47EI30-Z

    FERRITE CORE E 4.69UH PCS47 1SET

    TDK Corporation

    670
    RFQ
    PC47EI30-Z

    Datasheet

    E Tray Active E - PC47 - 4.69 µH ±25% Ungapped - 2500 0.522 58.0 111.0 - 6440.0 Uncoated - 1.181" (30.00mm) 0.421" (10.70mm)
    TX32/19/13-3E10-M

    TX32/19/13-3E10-M

    FERRITE CORE TOROID

    Ferroxcube

    186
    RFQ
    TX32/19/13-3E10-M

    Datasheet

    - Bulk Active Toroid TX 32 x 19 x 13 - 1.281" (32.55mm) - ±30% Ungapped 10000.0 - 0.99 76.0 76.5 - 5820.0 Epoxy 0.528" (13.40mm) - -
    E38/8/25-3F4

    E38/8/25-3F4

    FERRITE CORE E 3F4

    Ferroxcube

    990
    RFQ
    E38/8/25-3F4

    Datasheet

    - Bulk Active E E 38 x 8 x 25 3F4 - - - - - - - - - - - Uncoated 0.325" (8.26mm) 1.500" (38.10mm) 1.000" (25.40mm)
    5977001721

    5977001721

    FERRITE CORE TOROID 2.09UH 77

    Fair-Rite Products Corp.

    281
    RFQ
    5977001721

    Datasheet

    - Bulk Active Toroid - 77 1.299" (33.00mm) 2.09 µH -30%, +25% Ungapped - 2000 1.2947 76.4 59.0 - 4510.0 Plastic 0.406" (10.30mm) - -
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