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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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5977004901FERRITE CORE TOROID 77 |
1,819 | - |
|
Datasheet | - | Bulk | Active | Toroid | - | 77 | 0.630" (16.00mm) | - | ±25% | Ungapped | - | 2000 | - | 38.5 | 19.9 | - | 770.0 | Uncoated | 0.250" (6.35mm) | - | - |
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0077121A7KOOL MU 060 PERM BLACK 120 SIZE |
1,997 | - |
|
Datasheet | - | Bulk | Active | Toroid | - | Kool Mu | 0.653" (16.59mm) | 35 nH | ±8% | Ungapped | - | 60 | - | 41.2 | 19.2 | - | 791.0 | Uncoated | 0.250" (6.35mm) | - | - |
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B66483G0000X195FERRITE CORE N95 |
381 | - |
|
Datasheet | EQ20/6.3/14 | Box | Active | - | - | N95 | - | - | - | - | - | 3000 | - | - | - | - | - | - | - | 0.787" (20.00mm) | 0.551" (14.00mm) |
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ZJ42206TCFERRITE CORE TOROID 3.02UH |
1,373 | - |
|
Datasheet | - | Bulk | Active | Toroid | - | - | 0.900" (22.86mm) | 3.02 µH | ±20% | Ungapped | - | 5000 | - | 54.1 | 25.8 | - | 1395.0 | Epoxy | 0.272" (6.91mm) | - | - |
|
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264480030244 ROUND SUPPRESSION CORE |
4,029 | - |
|
Datasheet | - | Tray | Active | Toroid | - | 44 | 0.490" (12.45mm) | - | - | Ungapped | - | - | - | 29.5 | 12.9 | - | 381.0 | Uncoated | 0.188" (4.78mm) | - | - |
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C055030A2FERRITE CORE TOROID 52NH MPP |
1,731 | - |
|
Datasheet | - | Bulk | Active | Toroid | - | MPP | 0.310" (7.87mm) | 52 nH | ±8% | Ungapped | - | 125 | - | 17.9 | 5.99 | - | 107.0 | Coated | 0.125" (3.18mm) | - | - |
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ZT41003TCTOROID GREY COATED |
1,902 | - |
|
Datasheet | - | Bulk | Active | Toroid | - | T | 0.400" (10.15mm) | 1.33 µH | ±25% | Ungapped | - | 3000 | - | 20.7 | 7.3 | - | 151.0 | Epoxy | 0.147" (3.73mm) | - | - |
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ZP42206TCFERRITE CORE TOROID 1.51UH P |
1,605 | - |
|
Datasheet | - | Bulk | Active | Toroid | - | P | 0.900" (22.86mm) | 1.51 µH | ±25% | Ungapped | - | 2500 | - | 54.1 | 25.8 | - | 1395.0 | Epoxy | 0.272" (6.91mm) | - | - |
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B65843A0100A087FERRITE CORE EP N87 |
929 | - |
|
Datasheet | EP13 | Box | Active | EP | EP 13 | N87 | - | - | ±3% | Gapped | 99.0 | 2200 | 1.24 | 24.2 | 19.5 | 14.9 | 472.0 | Uncoated | 0.256" (6.50mm) | 0.504" (12.80mm) | 0.354" (9.00mm) |
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C058290A2FERRITE CORE TOROID 66NH HIGH FL |
1,220 | - |
|
Datasheet | - | Bulk | Active | Toroid | - | High Flux | 0.405" (10.29mm) | 66 nH | ±8% | Ungapped | - | 125 | - | 21.8 | 9.45 | - | 206.0 | Coated | 0.181" (4.60mm) | - | - |
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265280110252 ROUND SUPPRESSION CORE |
3,147 | - |
|
Datasheet | - | Tray | Active | Toroid | - | 52 | 0.490" (12.45mm) | - | - | Ungapped | - | - | - | 31.2 | 15.0 | - | 466.0 | Uncoated | 0.240" (6.10mm) | - | - |
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263180030231 ROUND SUPPRESSION CORE |
3,097 | - |
|
Datasheet | - | Tray | Active | Toroid | - | 31 | 0.490" (12.45mm) | - | - | Ungapped | - | - | - | 29.5 | 12.9 | - | 381.0 | Uncoated | 0.183" (4.65mm) | - | - |
|
B65523J0000Y038FERRITE CORE ER 4.5UH T38 2PCS |
2,492 | - |
|
Datasheet | ER9.5 | Box | Active | ER | ER 9.5 x 5 | T38 | - | 4.5 µH | -30%, +40% | Ungapped | 5680.0 | 10000 | 1.54 | 13.6 | 8.81 | - | 120.0 | Uncoated | 0.098" (2.50mm) | 0.374" (9.50mm) | 0.197" (5.00mm) |
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0P43939ECFERRITE CORE ETD 3.227UH P |
1,958 | - |
|
Datasheet | - | Bulk | Active | ETD | - | P | - | 3.227 µH | - | Ungapped | - | 2500 | - | 92.2 | 125.0 | - | 11500.0 | Uncoated | 0.780" (19.80mm) | 1.575" (40.00mm) | 0.504" (12.80mm) |
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0078381A7FERRITE CORE TOROID 43NH XFLUX |
1,823 | - |
|
Datasheet | - | Bulk | Active | Toroid | - | XFlux | 0.680" (17.27mm) | 43 nH | ±8% | Ungapped | - | 60 | - | 41.4 | 23.2 | - | 960.0 | Coated | 0.250" (6.35mm) | - | - |
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0P44317ECFERRITE CORE E 4.24UH P |
1,850 | - |
|
Datasheet | - | Bulk | Active | E | - | P | - | 4.24 µH | - | Ungapped | - | 2500 | - | 77.0 | 149.0 | 142.0 | 11500.0 | Uncoated | 0.654" (16.60mm) | 1.598" (40.60mm) | 0.488" (12.40mm) |
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0P44121UCFERRITE CORE UR 2.047UH P |
1,440 | - |
|
Datasheet | - | Bulk | Active | UR | - | P | - | 2.047 µH | - | Ungapped | - | 2500 | - | 115.2 | 114.3 | - | 13172.0 | Uncoated | 0.811" (20.60mm) | 1.645" (41.78mm) | 0.470" (11.94mm) |
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ZJ42915TCFERRITE CORE TOROID 6.447UH |
2,537 | - |
|
Datasheet | - | Bulk | Active | Toroid | - | - | 1.187" (30.15mm) | 6.447 µH | ±20% | Ungapped | - | 5000 | - | 73.2 | 74.9 | - | 5481.0 | Epoxy | 0.638" (16.20mm) | - | - |
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0P42016UGFERRITE CORE PQ 3.907UH P |
1,664 | - |
|
Datasheet | - | Bulk | Active | PQ | - | P | - | 3.907 µH | - | Ungapped | - | 2500 | - | 37.6 | 61.9 | - | 2330.0 | Uncoated | 0.638" (16.20mm) | 0.839" (21.30mm) | 0.551" (14.00mm) |
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0078210A7FERRITE CORE TOROID 49NH XFLUX |
1,560 | - |
|
Datasheet | - | Bulk | Active | Toroid | - | XFlux | 0.830" (21.08mm) | 49 nH | ±8% | Ungapped | - | 90 | - | 50.9 | 22.1 | - | 1120.0 | Coated | 0.280" (7.11mm) | - | - |
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.
