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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
0078354A7X FLUX 090 PERM BROWN 350 SIZE |
3,775 | - |
|
Datasheet | - | Bulk | Active | Toroid | - | XFlux | 0.928" (23.57mm) | 76 nH | ±8% | Ungapped | - | 90 | - | 58.8 | 38.8 | - | 2280.0 | Uncoated | 0.350" (8.90mm) | - | - |
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|
0078357A7X FLUX 019 PERM BROWN 350 SIZE |
3,872 | - |
|
Datasheet | - | Bulk | Active | Toroid | - | XFlux | 0.928" (23.57mm) | 16 nH | ±8% | Ungapped | - | 19 | - | 58.8 | 38.8 | - | 2280.0 | Uncoated | 0.350" (8.90mm) | - | - |
|
|
0078356A7X FLUX 040 PERM BROWN 350 SIZE |
3,033 | - |
|
Datasheet | - | Bulk | Active | Toroid | - | XFlux | 0.928" (23.57mm) | 34 nH | ±8% | Ungapped | - | 40 | - | 58.8 | 38.8 | - | 2280.0 | Uncoated | 0.350" (8.90mm) | - | - |
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ZJ42507TCTOROID GREY COATED |
2,553 | - |
|
Datasheet | - | Bulk | Active | Toroid | - | J | 1.035" (26.29mm) | 3.913 µH | ±20% | Ungapped | - | 5000 | - | 61.5 | 39.0 | - | 2361.0 | Epoxy | 0.337" (8.55mm) | - | - |
|
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C055280A2MPP 125 PERM GREY 280 SIZE |
2,663 | - |
|
Datasheet | - | Bulk | Active | Toroid | - | MPP | 0.405" (10.29mm) | 53 nH | ±8% | Ungapped | - | 125 | - | 21.8 | 7.52 | - | 164.0 | Coated | 0.150" (3.81mm) | - | - |
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C055289A2MPP 147 PERM GREY 290 SIZE |
4,657 | - |
|
Datasheet | - | Bulk | Active | Toroid | - | MPP | 0.405" (10.29mm) | 78 nH | ±8% | Ungapped | - | 147 | - | 21.8 | 9.45 | - | 206.0 | Coated | 0.181" (4.60mm) | - | - |
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0R44013ECEER CORE |
2,299 | - |
|
Datasheet | - | Bulk | Active | EER | - | R | - | 3.3 µH | - | Ungapped | - | 2300 | - | 98.0 | 149.0 | 139.0 | 14600.0 | Uncoated | 0.882" (22.40mm) | 1.575" (40.00mm) | 0.528" (13.40mm) |
|
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0078355A7X FLUX 075 PERM BROWN 350 SIZE |
4,523 | - |
|
Datasheet | - | Bulk | Active | Toroid | - | XFlux | 0.928" (23.57mm) | 62 nH | ±8% | Ungapped | - | 75 | - | 58.8 | 38.8 | - | 2280.0 | Uncoated | 0.350" (8.90mm) | - | - |
|
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C055288A2MPP 160 PERM GREY 290 SIZE |
2,717 | - |
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Datasheet | - | Bulk | Active | Toroid | - | MPP | 0.405" (10.29mm) | 84 nH | ±8% | Ungapped | - | 160 | - | 21.8 | 9.45 | - | 206.0 | Coated | 0.181" (4.60mm) | - | - |
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NL41912UGRM NH CORE |
3,020 | - |
|
Datasheet | - | Bulk | Active | RM | - | L | - | 1.25 µH | ±25% | Ungapped | - | 900 | - | 29.2 | 37.0 | 31.2 | 1090.0 | Uncoated | 0.244" (6.20mm) | 0.720" (18.30mm) | 0.323" (8.20mm) |
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EC35/17/10-3C94-G200Ferrite Misc |
1,947 | - |
|
Datasheet | - | Bulk | Active | EC | EC 35 x 17 x 10 | 3C94 | - | 2.4 µH | ±25% | Gapped | 330.0 | - | - | 77.4 | 84.3 | 71.0 | 6530.0 | Uncoated | 0.681" (17.30mm) | 1.390" (35.30mm) | 0.374" (9.50mm) |
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EC35/17/10-3C94-A250Ferrite Misc |
3,674 | - |
|
Datasheet | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
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EC35/17/10-3C94-G500Ferrite Misc |
3,532 | - |
|
Datasheet | - | Bulk | Active | EC | EC 35 x 17 x 10 | 3C94 | - | 2.4 µH | ±25% | Gapped | - | - | - | 77.4 | 84.3 | 71.0 | 6530.0 | Uncoated | 0.681" (17.30mm) | 1.390" (35.30mm) | 0.374" (9.50mm) |
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EC35/17/10-3C94-G1000Ferrite Misc |
1,636 | - |
|
Datasheet | - | Bulk | Active | EC | EC 35 x 17 x 10 | 3C94 | - | 2.4 µH | ±25% | Gapped | 75.0 | - | - | 77.4 | 84.3 | 71.0 | 6530.0 | Uncoated | 0.681" (17.30mm) | 1.390" (35.30mm) | 0.374" (9.50mm) |
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B65859A0250E038FERRITE CORE EPX 250NH T38 2PCS |
4,587 | - |
|
Datasheet | EPX10 | Box | Active | EPX | EPX 10 | T38 | - | 250 nH | ±7% | Gapped | 271.0 | 2300 | 1.37 | 21.7 | 15.9 | 13.2 | 345.0 | Uncoated | 0.205" (5.20mm) | 0.465" (11.80mm) | 0.309" (7.85mm) |
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EFD10/5/3-3C95-SFERRITE CORE EFD 3C95 2PC SET |
1,025 | - |
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Datasheet | - | Bulk | Active | EFD | EFD 10 x 5 x 3 | 3C95 | - | - | ±25% | Ungapped | 1830.0 | - | 3.29 | 23.7 | 7.2 | 6.5 | 171.0 | Uncoated | 0.216" (5.50mm) | 0.059" (1.50mm) | 0.106" (2.70mm) |
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PQ20/16-3C90-A160Ferrite Misc |
2,366 | - |
|
Datasheet | - | Bulk | Active | PQ | PQ 20 x 16 | 3C90 | - | 160 nH | ±3% | Gapped | 77.0 | - | 0.607 | 37.6 | 61.9 | 59.1 | 2330.0 | Uncoated | 0.638" (16.20mm) | 0.839" (21.30mm) | 0.551" (14.00mm) |
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PQ20/16-3C90-A250Ferrite Misc |
3,755 | - |
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Datasheet | PQ20/16 | Bulk | Active | PQ | PQ 20 x 16 | 3C90 | - | 250 nH | ±3% | Gapped | 121.0 | - | 0.607 | 37.6 | 61.9 | 59.1 | 2330.0 | Uncoated | 0.319" (8.10mm) | 0.839" (21.30mm) | 0.551" (14.00mm) |
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PQ20/16-3C94-G500Ferrite Misc |
2,678 | - |
|
Datasheet | - | Bulk | Active | PQ | PQ 20 x 16 | 3C94 | - | 500 nH | - | Gapped | - | - | 0.607 | 37.6 | 61.9 | 59.1 | 2330.0 | Uncoated | 0.319" (8.10mm) | 0.839" (21.30mm) | 0.551" (14.00mm) |
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PQ20/16-3C94-A250Ferrite Misc |
1,125 | - |
|
Datasheet | - | Bulk | Active | PQ | PQ 20 x 16 | 3C94 | - | 250 nH | ±3% | Gapped | 120.0 | - | 0.607 | 37.6 | 61.9 | 59.1 | 2330.0 | Uncoated | 0.319" (8.10mm) | 0.839" (21.30mm) | 0.551" (14.00mm) |
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.
