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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
    CMC040032015H

    CMC040032015H

    NANOCRYSTAL CORE TOROID 47.2UH

    Magnetics, a division of Spang & Co.

    2,420
    RFQ
    CMC040032015H

    Datasheet

    - Bulk Active Toroid - Nanocrystalline 1.575" (40.00mm) 47.2 µH ±30% Ungapped - 80000 - 113.0 50.0 - - Polyester 0.591" (15.00mm) - -
    B65883A0000R049

    B65883A0000R049

    FERRITE CORE PQ 3.2UH N49 2PCS

    EPCOS - TDK Electronics

    3,682
    RFQ
    B65883A0000R049

    Datasheet

    PQ40/40 Box Active PQ PQ 40 x 40 N49 - 3.2 µH -20%, +30% Ungapped 2145.0 1500 0.49 92.5 188.3 159.9 17430.0 Uncoated 0.783" (19.90mm) 1.594" (40.50mm) 1.102" (28.00mm)
    B65701T1000A048

    B65701T1000A048

    FERRITE CORE P 1UH N48 2PCS

    EPCOS - TDK Electronics

    2,151
    RFQ
    B65701T1000A048

    Datasheet

    P30/19 Box Active P (Pot Core) P 30 x 19 N48 1.200" (30.50mm) 1 µH ±3% Gapped 263.0 - 0.33 45.0 136.0 - 6120.0 Uncoated 0.374" (9.50mm) - -
    B66297K0000X187

    B66297K0000X187

    FERRITE CORE I N87

    EPCOS - TDK Electronics

    1,441
    RFQ
    B66297K0000X187

    Datasheet

    I102/7/38 Bulk Active I I 102 x 20 x 38 N87 - - ±25% Ungapped - - - - - - - Uncoated 0.275" (7.00mm) 4.016" (102.00mm) 1.476" (37.50mm)
    P36/22-3F46

    P36/22-3F46

    FERRITE CORE P 3F46 2PC SET

    Ferroxcube

    2,490
    RFQ
    P36/22-3F46

    Datasheet

    - Bulk Active P (Pot Core) P 36 x 22 3F46 1.425" (36.20mm) - - - - - - - - - - Uncoated 0.854" (21.70mm) - -
    5961003821

    5961003821

    FERRITE CORE TOROID 170NH 61

    Fair-Rite Products Corp.

    2,709
    RFQ
    5961003821

    Datasheet

    - Bulk Active Toroid - 61 2.472" (62.80mm) 170 nH ±25% Ungapped - 125 0.91627 145.0 158.0 - 22800.0 Plastic 0.539" (13.70mm) - -
    B66297GX197

    B66297GX197

    FERRITE CORE

    EPCOS - TDK Electronics

    2,090
    RFQ
    B66297GX197

    Datasheet

    B66297G Bulk Active E ELP 102 x 20 x 38 N97 - 8.5 µH ±25% Ungapped 1855.0 - 0.274 147.6 538.0 524.5 79410.0 - 0.799" (20.30mm) 4.016" (102.00mm) 1.476" (37.50mm)
    B65981Q0250K095

    B65981Q0250K095

    FERRITE CORE PQ 250NH N95

    EPCOS - TDK Electronics

    1,325
    RFQ
    B65981Q0250K095

    Datasheet

    PQ50/50 Bulk Active PQ PQ 50 x 50 N95 - 250 nH ±10% Distributed Gapped - 3000 0.342 113.0 332.0 314.0 37630.0 Uncoated 0.984" (25.00mm) 1.969" (50.00mm) 1.260" (32.00mm)
    I93/28/30-3C94

    I93/28/30-3C94

    FERRITE CORE I 3C94

    Ferroxcube

    3,357
    RFQ
    I93/28/30-3C94

    Datasheet

    - Bulk Active I I 93 x 28 x 30 3C94 - - - - - - - - - - - Uncoated 1.083" (27.50mm) 3.661" (93.00mm) 1.181" (30.00mm)
    U93/76/16-3C94

    U93/76/16-3C94

    FERRITE CORE U 3C94

    Ferroxcube

    3,809
    RFQ
    U93/76/16-3C94

    Datasheet

    - Bulk Active U U 93 x 76 x 16 3C94 - - - - - - - - - - - Uncoated 2.992" (76.00mm) 3.661" (93.00mm) 0.630" (16.00mm)
    U100/57/25-3C90

    U100/57/25-3C90

    FERRITE CORE U

    Ferroxcube

    3,974
    RFQ
    U100/57/25-3C90

    Datasheet

    - Bulk Active U U 100 x 57 x 25 - - - - - - - - - - - - Uncoated - - 0.984" (25.00mm)
    B65982Q0400K095

    B65982Q0400K095

    FERRITE CORE PQ 400NH N95

    EPCOS - TDK Electronics

    1,385
    RFQ
    B65982Q0400K095

    Datasheet

    PQ65/60 Bulk Active PQ PQ 65 x 60 N95 - 400 nH ±10% Distributed Gapped - 3000 0.228 137.0 171.0 531.0 81950.0 Uncoated 1.181" (30.00mm) 2.559" (65.00mm) 1.772" (45.00mm)
    0079737A7

    0079737A7

    FERRITE CORE TOROID 204NH KOOLMU

    Magnetics, a division of Spang & Co.

    3,444
    RFQ
    0079737A7

    Datasheet

    - Bulk Active Toroid - Kool Mu MAX 2.961" (75.21mm) 204 nH ±8% Ungapped - 60 - 184.0 497.0 - 91400.0 Coated 1.414" (35.92mm) - -
    PC95PQ65/44-Z

    PC95PQ65/44-Z

    FERRITE CORE PQ 15.5UH PCS95 2PC

    TDK Corporation

    2,457
    RFQ
    PC95PQ65/44-Z

    Datasheet

    Large PQ Tray Active PQ PQ 65 x 44 PC95 - 15.5 µH ±25% Ungapped - - 0.17 103.0 604.0 - 62460.0 Uncoated 1.713" (43.50mm) 2.559" (65.00mm) 1.772" (45.00mm)
    PC95PQ65/54-Z

    PC95PQ65/54-Z

    FERRITE CORE PQ 13.5UH PCS95 2PC

    TDK Corporation

    4,299
    RFQ
    PC95PQ65/54-Z

    Datasheet

    Large PQ Tray Active PQ PQ 65 x 54 PC95 - 13.5 µH ±25% Ungapped - - 0.21 123.0 597.0 - 73552.0 Uncoated 2.106" (53.50mm) 2.559" (65.00mm) 1.772" (45.00mm)
    0078337A7

    0078337A7

    FERRITE CORE TOROID 68NH XFLUX

    Magnetics, a division of Spang & Co.

    2,614
    RFQ
    0078337A7

    Datasheet

    - Bulk Active Toroid - XFlux 5.219" (132.56mm) 68 nH ±8% Ungapped - 26 - 324.0 678.0 - 220000.0 Coated 1.000" (25.40mm) - -
    0058740A2

    0058740A2

    FERRITE CORE TOROID 425NH HI FLX

    Magnetics, a division of Spang & Co.

    2,963
    RFQ
    0058740A2

    Datasheet

    - Bulk Active Toroid - High Flux 2.961" (75.21mm) 425 nH ±8% Ungapped - 125 - 184.0 497.0 - 91400.0 Coated 1.414" (35.92mm) - -
    3078990841

    3078990841

    FERRITE CORE TUBE 78

    Fair-Rite Products Corp.

    2,817
    RFQ
    3078990841

    Datasheet

    - Bulk Active Rod - 78 - - - Ungapped 48.0 2300 - - 1.77 - - Uncoated - - -
    4077296011

    4077296011

    FERRITE CORE ROD 77

    Fair-Rite Products Corp.

    2,163
    RFQ
    4077296011

    Datasheet

    - Bulk Active ROD - 77 0.250" (6.35mm) - - Ungapped - 2000 - - - - - Uncoated - 1.250" (31.75mm) -
    B66358G0500X127

    B66358G0500X127

    FERRITE CORE ETD N27 1PC

    EPCOS - TDK Electronics

    4,919
    RFQ
    B66358G0500X127

    Datasheet

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