Ferrite Cores
Browse available Ferrite Cores components by manufacturer and part number. Review stock status, datasheets and key technical parameters to compare suitable options for design, maintenance, replacement or purchasing.
If you already have a target MPN or BOM, send it to EGOO with the required quantity. Our sourcing team can check availability, lead time and quotation options, including hard-to-find and obsolete parts.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
FR41805ICI-CORE WITH FLAT BACK |
3,093 | - |
|
Datasheet | - | Bulk | Active | Planar E/I | - | R | - | 3.641 µH | - | Ungapped | - | 2300 | - | 20.3 | 40.1 | 39.9 | 813.0 | Uncoated | 0.094" (2.40mm) | 0.709" (18.00mm) | 0.394" (10.00mm) |
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E20/10/5-3C90-A250FERRITE CORE E 3C90 |
2,944 | - |
|
Datasheet | - | Bulk | Active | E | E 20 x 10 x 5 | 3C90 | - | - | - | - | - | - | - | - | - | - | - | Uncoated | 0.394" (10.00mm) | 0.815" (20.70mm) | 0.209" (5.30mm) |
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E20/10/5-3C94-G100FERRITE CORE E 3C94 |
4,440 | - |
|
Datasheet | - | Bulk | Active | E | E 20 x 10 x 5 | 3C94 | - | - | - | - | - | - | - | - | - | - | - | Uncoated | 0.394" (10.00mm) | 0.815" (20.70mm) | 0.209" (5.30mm) |
|
|
E20/10/5-3C94-G200FERRITE CORE E 3C94 |
4,369 | - |
|
Datasheet | - | Bulk | Active | E | E 20 x 10 x 5 | 3C94 | - | - | - | - | - | - | - | - | - | - | - | Uncoated | 0.394" (10.00mm) | 0.815" (20.70mm) | 0.209" (5.30mm) |
|
B64290A0044X035FERRITE CORE TOROID 3.06UH T35 |
3,528 | - |
|
Datasheet | T12.5/7.5/5 | Box | Active | Toroid | R 12.5 x 7.5 x 5 | T35 | 0.492" (12.50mm) | 3.06 µH | ±25% | Ungapped | - | 6000 | 2.46 | 30.09 | 12.23 | - | 368.0 | Uncoated | 0.197" (5.00mm) | - | - |
|
|
35T0394-00HFERRITE CORE TOROID 3.466UH 35 |
3,530 | - |
|
Datasheet | - | Bulk | Active | Toroid | - | 35 | 0.400" (10.15mm) | 3.466 µH | ±20% | Ungapped | - | 5000 | 1.81 | 21.79 | 12.02 | - | - | Epoxy | 0.203" (5.15mm) | - | - |
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28B0625-300FERRITE CORE TUBE 28 |
2,069 | - |
|
Datasheet | - | Bulk | Active | Tube | - | 28 | 0.625" (15.88mm) | - | - | Ungapped | - | - | - | - | - | - | - | Uncoated | 0.394" (10.00mm) | - | - |
|
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8978151521FERRITE CORE EFD 78 SET |
2,756 | - |
|
Datasheet | - | Bulk | Active | EFD | - | 78 | - | - | ±25% | Ungapped | - | 2300 | 223.0 | 34.4 | 15.4 | 12.7 | 531.0 | Uncoated | 0.295" (7.50mm) | - | 0.183" (4.65mm) |
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|
9598110502FERRITE CORE E SET |
2,574 | - |
|
Datasheet | - | Bulk | Active | E | - | - | - | - | ±25% | Ungapped | - | 2400 | 112.0 | 14.0 | 12.6 | 10.3 | 177.0 | Uncoated | - | - | - |
|
B64290L0742X037FERRITE CORE TOROID 3.92UH T37 |
3,602 | - |
|
Datasheet | TX12.7/7.9/7.5 | Box | Active | Toroid | - | T37 | 0.535" (13.60mm) | 3.92 µH | ±25% | Ungapped | - | 6500 | 2.08 | 31.17 | 14.96 | - | 466.0 | Epoxy | 0.281" (7.15mm) | - | - |
|
|
B62152A0008X022FERRITE CORE |
1,290 | - |
|
Datasheet | MHB2-2.5/3.6/2.1 | Box | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
9598150602FERRITE CORE E SET |
2,644 | - |
|
Datasheet | - | Bulk | Active | E | - | - | - | - | ±25% | Ungapped | - | 2400 | 108.0 | 19.0 | 17.6 | 17.0 | 333.0 | Uncoated | 0.116" (2.95mm) | 0.571" (14.50mm) | - |
|
|
U15/11/6-3E27Ferrite Misc |
4,348 | - |
|
Datasheet | - | Bulk | Active | U | U 15 x 11 x 6 | 3E27 | - | 3.4 µH | ±25% | Ungapped | 4300.0 | - | 1.6 | 52.0 | 32.3 | - | 1680.0 | Uncoated | 0.450" (11.45mm) | 0.606" (15.40mm) | 0.246" (6.25mm) |
|
B64290L0658X065FERRITE CORE TOROID 2.3UH T65 |
4,811 | - |
|
Datasheet | TX14/9/5 | Box | Active | Toroid | - | T65 | 0.594" (15.10mm) | 2.3 µH | ±30% | Ungapped | - | 5200 | 2.84 | 34.98 | 12.3 | - | 430.0 | Epoxy | 0.236" (6.00mm) | - | - |
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U15/11/6-3C11Ferrite Misc |
2,010 | - |
|
Datasheet | - | Bulk | Active | U | U 15 x 11 x 6 | 3C11 | - | 2.4 µH | ±25% | Ungapped | 3080.0 | - | 1.6 | 52.0 | 32.3 | - | 1680.0 | Uncoated | 0.450" (11.45mm) | 0.606" (15.40mm) | 0.246" (6.25mm) |
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B64290P0630X065FERRITE CORE TOROID T65 |
2,618 | - |
|
Datasheet | TC6.3/3.8/4 | Box | Active | Toroid | - | T65 | - | - | - | Gapped | - | 5200 | - | - | - | - | - | Parylene | - | - | - |
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E25/10/6-3C90-A250FERRITE CORE E 3C90 |
2,063 | - |
|
Datasheet | - | Bulk | Active | E | E 25 x 10 x 6 | 3C90 | - | - | - | - | - | - | - | - | - | - | - | Uncoated | 0.380" (9.65mm) | 1.000" (25.40mm) | 0.250" (6.35mm) |
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E25/10/6-3C94-G100FERRITE CORE E 3C94 |
1,458 | - |
|
Datasheet | - | Bulk | Active | E | E 25 x 10 x 6 | 3C94 | - | - | - | - | - | - | - | - | - | - | - | Uncoated | 0.380" (9.65mm) | 1.000" (25.40mm) | 0.250" (6.35mm) |
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E25/10/6-3C94-G200FERRITE CORE E 3C94 |
4,103 | - |
|
Datasheet | - | Bulk | Active | E | E 25 x 10 x 6 | 3C94 | - | - | - | - | - | - | - | - | - | - | - | Uncoated | 0.380" (9.65mm) | 1.000" (25.40mm) | 0.250" (6.35mm) |
|
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0M41206TCTOROID UNCOATED |
3,143 | - |
|
Datasheet | - | Bulk | Active | Toroid | - | M | 0.500" (12.70mm) | 17.163 µH | ±30% | Ungapped | - | 15000 | - | 25.0 | 22.0 | - | 550.0 | Uncoated | 0.250" (6.35mm) | - | - |
Ferrite Cores FAQ
What Ferrite Cores components can I source from EGOO?
You can browse available Ferrite Cores product families, manufacturers and part numbers on this page, then review stock, datasheets and technical information for suitable options.
Can EGOO help with hard-to-source or obsolete Ferrite Cores parts?
Yes. EGOO provides sourcing support for shortage, obsolete and hard-to-find electronic components. Send us the target manufacturer part number and quantity for checking.
Does EGOO support BOM and small-batch sourcing?
Yes. We support BOM sourcing, prototype requirements and small-batch supply, together with stock, lead-time and quotation assistance.
How do I request pricing and availability?
Submit the manufacturer part number, required quantity and any package, date-code or delivery requirements through the RFQ form, and our team will review available sourcing options.
