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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
    0055111A2

    0055111A2

    MPP 026 PERM GREY 109 SIZE

    Magnetics, a division of Spang & Co.

    1,714
    RFQ
    0055111A2

    Datasheet

    - Bulk Active Toroid - MPP 2.250" (57.15mm) 33 nH ±8% Ungapped - 26 - 143.0 144.0 - 20700.0 Uncoated 0.550" (13.97mm) - -
    T60006L2100V082

    T60006L2100V082

    FERRITE CORE TOROID 16.9UH

    VACUUMSCHMELZE

    3,170
    RFQ
    T60006L2100V082

    Datasheet

    - Box Active Toroid - - 4.154" (105.50mm) 16.9 µH - Ungapped - - - 283.0 190.0 - - Uncoated 1.165" (29.60mm) - -
    3067990841

    3067990841

    FERRITE CORE ROD 67

    Fair-Rite Products Corp.

    4,190
    RFQ
    3067990841

    Datasheet

    - Bulk Active ROD - 67 0.059" (1.50mm) - - Ungapped 22.0 40 - - 1.77 - - Uncoated - 0.591" (15.00mm) -
    B64290L0038X038

    B64290L0038X038

    FERRITE CORE TOROID 4.09UH T38

    EPCOS - TDK Electronics

    3,590
    RFQ
    B64290L0038X038

    Datasheet

    TX10/6/4 Bulk Active Toroid - T38 0.425" (10.80mm) 4.09 µH ±30% Ungapped - 10000 3.07 24.07 7.83 - 188.0 Epoxy 0.187" (4.75mm) - -
    B64290L0038X035

    B64290L0038X035

    FERRITE CORE TOROID 2.46UH T35

    EPCOS - TDK Electronics

    3,438
    RFQ
    B64290L0038X035

    Datasheet

    TX10/6/4 Box Active Toroid - T35 0.425" (10.80mm) 2.46 µH ±25% Ungapped - 6000 3.07 24.07 7.83 - 188.0 Epoxy 0.187" (4.75mm) - -
    B66305G0000X187

    B66305G0000X187

    FERRITE CORE E N87 1PC

    EPCOS - TDK Electronics

    1,422
    RFQ
    B66305G0000X187

    Datasheet

    E13/7/4 Box Active E E 13 x 7 x 4 N87 - - - Ungapped - - - - - - - Uncoated 0.256" (6.50mm) 0.496" (12.60mm) 0.146" (3.70mm)
    B66307G0000X187

    B66307G0000X187

    FERRITE CORE E N87 1PC

    EPCOS - TDK Electronics

    3,917
    RFQ
    B66307G0000X187

    Datasheet

    E16/8/5 Box Active E E 16 x 8 x 5 N87 - - - Ungapped - - - - - - - Uncoated 0.323" (8.20mm) 0.630" (16.00mm) 0.185" (4.70mm)
    4077276011

    4077276011

    FERRITE CORE ROD 77

    Fair-Rite Products Corp.

    3,795
    RFQ
    4077276011

    Datasheet

    - Bulk Active ROD - 77 0.250" (6.35mm) - - Ungapped 29.0 2000 - 25.0 7.07 - - Uncoated - 1.000" (25.40mm) -
    B66413U0100K187

    B66413U0100K187

    FERRITE CORE EFD N87 1PC

    EPCOS - TDK Electronics

    1,709
    RFQ
    B66413U0100K187

    Datasheet

    EFD15/8/5 Box Active EFD EFD 15 x 8 x 5 N87 - - - Gapped - - - - - - - Uncoated 0.295" (7.50mm) 0.591" (15.00mm) 0.183" (4.65mm)
    B66417G0000X187

    B66417G0000X187

    FERRITE CORE EFD N87 1PC

    EPCOS - TDK Electronics

    4,161
    RFQ
    B66417G0000X187

    Datasheet

    EFD20/10/7 Box Active EFD EFD 20 x 10 x 7 N87 - - - Ungapped - - - - - - - Uncoated 0.394" (10.00mm) 0.787" (20.00mm) 0.262" (6.65mm)
    B66358G0000X127

    B66358G0000X127

    FERRITE CORE ETD N27 1PC

    EPCOS - TDK Electronics

    1,055
    RFQ
    B66358G0000X127

    Datasheet

    ETD29/16/10 Box Active ETD ETD 29 x 16 x 10 N27 - - - Ungapped - - - - - - - Uncoated 0.630" (16.00mm) 1.205" (30.60mm) 0.386" (9.80mm)
    B66421U0250K187

    B66421U0250K187

    FERRITE CORE EFD N87 1PC

    EPCOS - TDK Electronics

    2,677
    RFQ
    B66421U0250K187

    Datasheet

    EFD25/13/9 Box Active EFD EFD 25 x 13 x 9 N87 - - - Gapped - - - - - - - Uncoated 0.492" (12.50mm) 0.984" (25.00mm) 0.358" (9.10mm)
    B66358G0000X197

    B66358G0000X197

    FERRITE CORE ETD N97 1PC

    EPCOS - TDK Electronics

    3,905
    RFQ
    B66358G0000X197

    Datasheet

    ETD29/16/10 Box Active ETD ETD 29 x 16 x 10 N97 - - - Ungapped - - - - - - - Uncoated 0.630" (16.00mm) 1.205" (30.60mm) 0.386" (9.80mm)
    B66358G0000X187

    B66358G0000X187

    FERRITE CORE ETD N87 1PC

    EPCOS - TDK Electronics

    2,492
    RFQ
    B66358G0000X187

    Datasheet

    ETD29/16/10 Box Active ETD ETD 29 x 16 x 10 N87 - - - Ungapped - - - - - - - Uncoated 0.630" (16.00mm) 1.205" (30.60mm) 0.386" (9.80mm)
    4078375111

    4078375111

    FERRITE CORE ROD 78

    Fair-Rite Products Corp.

    1,612
    RFQ
    4078375111

    Datasheet

    - Bulk Active ROD - 78 0.372" (9.45mm) - - Ungapped - 2300 - - - - - Uncoated - 1.500" (38.10mm) -
    EP13-3C96

    EP13-3C96

    FERRITE CORE EP 3C96 2PC SET

    Ferroxcube

    3,746
    RFQ
    EP13-3C96

    Datasheet

    - Bulk Active EP EP 13 3C96 - - - Ungapped - - - - - - - Uncoated 0.512" (13.00mm) 0.504" (12.80mm) 0.354" (9.00mm)
    EFD30/15/9-3F46

    EFD30/15/9-3F46

    FERRITE CORE EFD 3F46

    Ferroxcube

    4,741
    RFQ
    EFD30/15/9-3F46

    Datasheet

    - Bulk Active EFD EFD 30 x 15 x 9 3F46 - - - - - - - - - - - Uncoated 0.591" (15.00mm) 1.181" (30.00mm) 0.358" (9.10mm)
    B66361G0500X187

    B66361G0500X187

    FERRITE CORE ETD N87 1PC

    EPCOS - TDK Electronics

    2,254
    RFQ
    B66361G0500X187

    Datasheet

    ETD34/17/11 Box Active ETD ETD 34 x 17 x 11 N87 - - - Gapped - - - - - - - Uncoated 0.689" (17.50mm) 1.339" (34.00mm) 0.433" (11.00mm)
    4061375411

    4061375411

    FERRITE CORE ROD 61

    Fair-Rite Products Corp.

    3,034
    RFQ
    4061375411

    Datasheet

    - Bulk Active ROD - 61 0.374" (9.50mm) - - Ungapped - 125 - - - - - Uncoated - - -
    B66482K0000X187

    B66482K0000X187

    FERRITE CORE I N87 1PC

    EPCOS - TDK Electronics

    3,408
    RFQ
    B66482K0000X187

    Datasheet

    I23/2/13 Box Active I I 23 x 2 x 13 N87 - - - Ungapped - - - - - - - Uncoated 0.083" (2.10mm) 0.913" (23.20mm) 0.492" (12.50mm)
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