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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
TN23/14/7-3E25Ferrite Misc |
3,345 |
|
Datasheet | - | Bulk | Active | Toroid | TN 23 x 14 x 7 | 3E25 | 0.933" (23.70mm) | 3.82 µH | ±25% | Ungapped | - | 5500 | 1.81 | 55.8 | 30.9 | - | 1722.0 | Nylon | 0.295" (7.50mm) | - | - |
|
|
TN23/14/7-3F3Ferrite Misc |
2,547 |
|
Datasheet | - | Bulk | Active | Toroid | TN 23 x 14 x 7 | 3F3 | 0.933" (23.70mm) | 1.25 µH | ±25% | Ungapped | - | 1800 | 1.81 | 55.8 | 30.9 | - | 1722.0 | Nylon | 0.295" (7.50mm) | - | - |
|
|
EP17-3C90FERRITE CORE EP 3C90 2PC SET |
1,700 |
|
Datasheet | - | Bulk | Active | EP | EP 17 | 3C90 | - | - | - | Ungapped | - | - | 0.87 | 29.5 | 33.7 | 25.5 | 999.0 | Uncoated | 0.661" (16.80mm) | 0.709" (18.00mm) | 0.433" (11.00mm) |
|
|
EP17-3C91FERRITE CORE EP 3C91 2PC SET |
3,859 |
|
Datasheet | - | Bulk | Active | EP | EP 17 | 3C91 | - | - | ±25% | Ungapped | 1860.0 | - | 0.87 | 29.5 | 33.7 | 25.5 | 999.0 | Uncoated | 0.661" (16.80mm) | 0.709" (18.00mm) | 0.433" (11.00mm) |
|
|
EP17-3C94Ferrite Misc |
1,195 |
|
Datasheet | - | Bulk | Active | EP | EP 17 | 3C94 | - | 2.5 µH | ±25% | Ungapped | 1740.0 | - | - | 29.5 | 33.7 | 25.5 | 999.0 | Uncoated | 0.331" (8.40mm) | 0.709" (18.00mm) | 0.433" (11.00mm) |
|
|
ER42/22/15-3C94FERRITE CORE ER 3C94 |
1,399 |
|
Datasheet | - | Bulk | Active | ER | ER 42 x 22 x 15 | 3C94 | - | - | - | - | - | - | - | - | - | - | - | Uncoated | 0.858" (21.80mm) | 1.654" (42.00mm) | 0.591" (15.00mm) |
|
|
TX25/15/10-3C95Ferrite Misc |
2,411 |
|
Datasheet | - | Bulk | Active | Toroid | TX 25 x 15 x 10 | 3C95 | 0.994" (25.25mm) | - | - | Ungapped | - | - | 1.23 | 60.2 | 48.9 | - | 2944.0 | Epoxy | 0.421" (10.40mm) | - | - |
|
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ER42/22/15-3C90Ferrite Misc |
2,857 |
|
Datasheet | - | Bulk | Active | ER | ER 42 x 22 x 15 | 3C90 | - | - | - | Ungapped | 1900.0 | - | - | - | - | - | - | Uncoated | - | - | - |
|
|
SJ41811UGROUND-SLAB CORE W/HOLE |
2,055 |
|
Datasheet | - | Bulk | Active | PS | - | J | 0.709" (18.00mm) | 5.76 µH | - | Ungapped | - | 5000 | - | 27.2 | 40.6 | 32.9 | 1110.0 | Uncoated | 0.209" (5.30mm) | - | - |
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0078352A7X FLUX 026 PERM BROWN 350 SIZE |
4,703 |
|
Datasheet | - | Bulk | Active | Toroid | - | XFlux | 0.928" (23.57mm) | 22 nH | ±8% | Ungapped | - | 26 | - | 58.8 | 38.8 | - | 2280.0 | Uncoated | 0.350" (8.90mm) | - | - |
|
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C055279A2MPP 147 PERM GREY 280 SIZE |
4,352 |
|
Datasheet | - | Bulk | Active | Toroid | - | MPP | 0.405" (10.29mm) | 63 nH | ±8% | Ungapped | - | 147 | - | 21.8 | 7.52 | - | 164.0 | Coated | 0.150" (3.81mm) | - | - |
|
|
EQK3222E040L101KOOL MU 040 PERM EQ 3222 SIZE |
2,650 |
|
Datasheet | - | Bulk | Active | EQ | - | Kool Mµ | - | 129 nH | ±8% | Ungapped | - | 40 | - | 59.5 | 152.3 | - | 9100.0 | Uncoated | 0.398" (10.10mm) | 1.260" (32.00mm) | 0.866" (22.00mm) |
|
|
0P44130UCU-SHAPE CORE |
3,193 |
|
Datasheet | - | Bulk | Active | UR | - | P | - | 1.52 µH | - | Ungapped | - | 2500 | - | 154.8 | 112.1 | 105.4 | 17346.0 | Uncoated | 1.201" (30.50mm) | 1.645" (41.78mm) | 0.470" (11.94mm) |
|
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0078351A7X FLUX 060 PERM BROWN 350 SIZE |
3,017 |
|
Datasheet | - | Bulk | Active | Toroid | - | XFlux | 0.928" (23.57mm) | 51 nH | ±8% | Ungapped | - | 60 | - | 58.8 | 38.8 | - | 2280.0 | Uncoated | 0.350" (8.90mm) | - | - |
|
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C055278A2MPP 160 PERM GREY 280 SIZE |
4,507 |
|
Datasheet | - | Bulk | Active | Toroid | - | MPP | 0.405" (10.29mm) | 58 nH | ±8% | Ungapped | - | 160 | - | 21.8 | 7.52 | - | 164.0 | Coated | 0.150" (3.81mm) | - | - |
|
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0078350A7X FLUX 125 PERM BROWN 350 SIZE |
4,482 |
|
Datasheet | - | Bulk | Active | Toroid | - | XFlux | 0.928" (23.57mm) | 105 nH | ±8% | Ungapped | - | 125 | - | 58.8 | 38.8 | - | 2280.0 | Uncoated | 0.350" (8.90mm) | - | - |
|
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EQK3222E060L101KOOL MU 060 PERM EQ 3222 SIZE |
3,893 |
|
Datasheet | - | Bulk | Active | EQ | - | Kool Mµ | - | 194 nH | ±8% | Ungapped | - | 60 | - | 59.5 | 152.3 | - | 9100.0 | Uncoated | 0.398" (10.10mm) | 1.260" (32.00mm) | 0.866" (22.00mm) |
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0P42517ECER CORE |
1,018 |
|
Datasheet | - | Bulk | Active | ER | - | P | - | 6.05 µH | - | Ungapped | - | 2500 | - | 33.8 | 91.8 | 86.4 | 82.0 | Uncoated | 0.220" (5.60mm) | 0.984" (25.00mm) | 0.709" (18.00mm) |
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0R42517ECER CORE |
4,411 |
|
Datasheet | - | Bulk | Active | ER | - | R | - | 5.7 µH | - | Ungapped | - | 2300 | - | 33.8 | 91.8 | 86.4 | 82.0 | Uncoated | 0.220" (5.60mm) | 0.984" (25.00mm) | 0.709" (18.00mm) |
|
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EQK3222E026L101KOOL MU 026 PERM EQ 3222 SIZE |
2,001 |
|
Datasheet | - | Bulk | Active | EQ | - | Kool Mu | - | 100 nH | - | Ungapped | - | 26 | - | 59.5 | 152.0 | - | 9100.0 | Uncoated | 0.390" (9.90mm) | 1.260" (32.00mm) | 0.866" (22.00mm) |
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.