Ferrite Cores
Explore Ferrite Cores parts from multiple manufacturers, with model information, availability, datasheets and technical specifications for engineering and purchasing.
For parts that are not shown in the list, send the manufacturer part number, quantity or BOM to ICMENU. Our team can assist with availability checks and quotation support.
| Photo | Mfr. Part # | Availability | 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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TUB8/4.2/51-3B1Ferrite Misc |
3,797 |
|
Datasheet | - | Bulk | Active | Tube | TUB 8 x 4.2 x 51 | 3B1 | 0.315" (8.00mm) | - | - | Ungapped | - | - | - | - | - | - | - | Uncoated | - | 2.024" (51.40mm) | - |
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E36/21/12-3F36-G200FERRITE CORE E 3F36 |
2,390 |
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Datasheet | - | Bulk | Active | E | E 36 x 21 x 12 | 3F36 | - | - | - | - | - | - | - | - | - | - | - | Uncoated | 0.856" (21.75mm) | 1.417" (36.00mm) | 0.472" (12.00mm) |
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E41/17/12-3C95FERRITE CORE E 3C95 |
3,557 |
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Datasheet | - | Bulk | Active | E | E 36 x 21 x 12 | 3C95 | - | - | - | - | - | - | - | - | - | - | - | Uncoated | 0.856" (21.75mm) | 1.417" (36.00mm) | 0.472" (12.00mm) |
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EQ25-3F36-A250Ferrite Misc |
1,614 |
|
Datasheet | - | Bulk | Active | EQ | EQ 25 | 3F36 | - | 250 nH | ±3% | Gapped | 82.0 | - | 0.414 | 41.4 | 100.0 | 95.0 | 4145.0 | Uncoated | 0.315" (8.00mm) | 0.984" (25.00mm) | 0.709" (18.00mm) |
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EQ25/LP-3F46-A250Ferrite Misc |
4,402 |
|
Datasheet | - | Bulk | Active | EQ | EQ 25 | 3F46 | - | 250 nH | ±3% | Gapped | 74.0 | - | 0.375 | 34.3 | 91.7 | 86.4 | 3150.0 | Uncoated | 0.220" (5.60mm) | 0.984" (25.00mm) | 0.709" (18.00mm) |
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EQ25-3F46-A250Ferrite Misc |
4,169 |
|
Datasheet | - | Bulk | Active | EQ | EQ 25 | 3F46 | - | 250 nH | ±3% | Gapped | 82.0 | - | 0.414 | 41.4 | 100.0 | 95.0 | 4145.0 | Uncoated | 0.315" (8.00mm) | 0.984" (25.00mm) | 0.709" (18.00mm) |
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EQ25/LP-3F36-A250Ferrite Misc |
2,639 |
|
Datasheet | - | Bulk | Active | EQ | EQ 25 | 3F36 | - | 250 nH | ±3% | Gapped | 74.0 | - | 0.375 | 34.3 | 91.7 | 86.4 | 3150.0 | Uncoated | 0.220" (5.60mm) | 0.984" (25.00mm) | 0.709" (18.00mm) |
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B65843A0000R045FERRITE CORE EP 2.4UH N45 2PCS |
3,688 |
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Datasheet | EP13 | Box | Active | EP | EP 13 | N45 | - | 2.4 µH | -20%, +30% | Ungapped | 2370.0 | 3800 | 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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B65843A0250J041FERRITE CORE EP N41 |
1,522 |
|
Datasheet | EP13 | Box | Active | EP | EP 13 | N41 | - | - | - | Gapped | - | 2800 | 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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B66339G0500X127FERRITE CORE EC N27 |
3,548 |
|
Datasheet | B66339 | Box | Not For New Designs | EC | EC 41 x 20 x 12 | N27 | - | - | - | - | - | 2000 | 0.74 | 89.3 | 121.0 | 106.0 | 10800.0 | Uncoated | 0.469" (11.90mm) | 1.598" (40.60mm) | 0.774" (19.65mm) |
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RM4/ILP-3E6Ferrite Misc |
4,174 |
|
Datasheet | RM4/ILP | Bulk | Active | RM | RM 4 | 3E6 | - | 6 µH | -30%, +40% | Ungapped | 5700.0 | - | 1.19 | 17.3 | 14.5 | 11.3 | 251.0 | Uncoated | 0.154" (3.90mm) | 0.433" (11.00mm) | 0.181" (4.60mm) |
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TX26/15/10-3C95Ferrite Misc |
1,226 |
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Datasheet | - | Bulk | Active | Toroid | TX 26 x 15 x 10 | 3C95 | 1.061" (26.95mm) | - | - | Ungapped | - | - | 1.08 | 60.1 | 55.9 | - | 3360.0 | Epoxy | 0.429" (10.90mm) | - | - |
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EQ30-3C96FERRITE CORE EQ 3C96 |
4,611 |
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Datasheet | - | Bulk | Active | EQ | EQ 30 | 3C96 | - | - | - | - | - | - | - | - | - | - | - | Uncoated | 0.315" (8.00mm) | 1.181" (30.00mm) | 0.787" (20.00mm) |
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EQ30-3F4FERRITE CORE EQ 3F4 |
2,377 |
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Datasheet | - | Bulk | Active | EQ | EQ 30 | 3F4 | - | - | - | - | - | - | - | - | - | - | - | Uncoated | 0.315" (8.00mm) | 1.181" (30.00mm) | 0.787" (20.00mm) |
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PQ20/20-3F46FERRITE CORE PQ 3F46 2PC SET |
1,050 |
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Datasheet | - | Bulk | Active | PQ | PQ 20 x 20 | 3F46 | - | - | ±25% | Ungapped | - | - | 0.731 | 45.7 | 62.6 | 59.1 | 2850.0 | Uncoated | 0.795" (20.20mm) | 0.839" (21.30mm) | 0.551" (14.00mm) |
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RM8/ILP-3C96Ferrite Misc |
1,120 |
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Datasheet | - | Bulk | Active | RM | RM 8 | 3C96 | - | 3.8 µH | ±25% | Ungapped | 1330.0 | - | 0.44 | 28.7 | 64.9 | 55.4 | 1860.0 | Uncoated | 0.228" (5.80mm) | 0.913" (23.20mm) | 0.433" (11.00mm) |
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RM8/ILP-3F4Ferrite Misc |
1,452 |
|
Datasheet | - | Bulk | Active | RM | RM 8 | 3F4 | - | 2.2 µH | ±25% | Ungapped | 770.0 | - | 0.44 | 28.7 | 64.9 | 55.4 | 1860.0 | Uncoated | 0.228" (5.80mm) | 0.913" (23.20mm) | 0.433" (11.00mm) |
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E41/17/12-3C92-G200FERRITE CORE E 3C92 |
2,900 |
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Datasheet | - | Bulk | Active | E | E 41 x 17 x 12 | 3C92 | - | - | - | - | - | - | - | - | - | - | - | Uncoated | 0.654" (16.60mm) | 1.598" (40.60mm) | 0.488" (12.40mm) |
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ER42/22/15-3C94-G1000FERRITE CORE ER 3C94 |
1,144 |
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Datasheet | - | Bulk | Active | ER | ER 42 x 22 x 15 | 3C94 | - | - | - | - | - | - | - | - | - | - | - | Uncoated | 0.858" (21.80mm) | 1.654" (42.00mm) | 0.591" (15.00mm) |
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ER42/22/15-3C94-G500FERRITE CORE ER 3C94 |
4,022 |
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Datasheet | - | Bulk | Active | ER | ER 42 x 22 x 15 | 3C94 | - | - | - | - | - | - | - | - | - | - | - | Uncoated | 0.858" (21.80mm) | 1.654" (42.00mm) | 0.591" (15.00mm) |
Frequently Asked Questions
What are Ferrite Cores components used for?
Ferrite Cores components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.
How do I choose the right Ferrite Cores part?
Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.
Can ICMENU help source obsolete or hard-to-find Ferrite Cores parts?
Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.
How can I request pricing and availability?
Submit the part number, manufacturer and required quantity through our RFQ form. ICMENU will review your request and provide available stock, pricing and sourcing information.