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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
B65541T0250A048FERRITE CORE P 250NH N48 2PCS |
978 | - |
|
Datasheet | P14/8 | Box | Active | P (Pot Core) | P 14 x 8 | N48 | 0.563" (14.30mm) | 250 nH | ±3% | Gapped | 159.0 | - | 0.8 | 20.0 | 25.0 | 20.0 | 500.0 | Uncoated | 0.167" (4.25mm) | - | - |
|
B65541T0400A048FERRITE CORE P 400NH N48 2PCS |
854 | - |
|
Datasheet | P14/8 | Box | Active | P (Pot Core) | P 14 x 8 | N48 | 0.563" (14.30mm) | 400 nH | ±3% | Gapped | 255.0 | - | 0.8 | 20.0 | 25.0 | 20.0 | 500.0 | Uncoated | 0.167" (4.25mm) | - | - |
|
B65807N0160G048FERRITE CORE RM N48 2PCS |
1,130 | - |
|
Datasheet | RM6 | Box | Active | RM | RM 6 | N48 | - | - | - | Gapped | - | - | 0.86 | 26.9 | 31.3 | - | 840.0 | Uncoated | 0.246" (6.25mm) | 0.701" (17.90mm) | 0.323" (8.20mm) |
|
PQ26/25-3C96FERRITE CORE PQ 3C96 2PC SET |
524 | - |
|
Datasheet | - | Bulk | Active | PQ | PQ 26 x 25 | 3C96 | - | - | ±25% | Ungapped | 1690.0 | - | 0.451 | 54.3 | 120.0 | 108.0 | 6530.0 | Uncoated | 0.972" (24.70mm) | 1.075" (27.30mm) | 0.748" (19.00mm) |
|
B65811J0250J041FERRITE CORE RM 250NH N41 2PCS |
278 | - |
|
Datasheet | RM8 | Box | Active | RM | RM 8 | N41 | - | 250 nH | ±5% | Gapped | 118.0 | 2800 | 0.59 | 38.0 | 64.0 | 55.0 | 2430.0 | Uncoated | 0.324" (8.25mm) | 0.913" (23.20mm) | 0.433" (11.00mm) |
|
B65541T0100A033FERRITE CORE P 100NH M33 2PCS |
4,838 | - |
|
Datasheet | P14/8 | Box | Active | P (Pot Core) | P 14 x 8 | M33 | 0.563" (14.30mm) | 100 nH | ±3% | Gapped | 64.0 | 750 | 0.8 | 20.0 | 25.0 | 20.0 | 500.0 | Uncoated | 0.167" (4.25mm) | - | - |
|
|
5961001221FERRITE CORE TOROID 145NH 61 |
161 | - |
|
Datasheet | - | Box | Active | Toroid | - | 61 | 1.187" (30.15mm) | 145 nH | ±25% | Ungapped | - | 125 | 1.07 | 73.0 | 68.0 | - | 5000.0 | Plastic | 0.576" (14.64mm) | - | - |
|
B65811J1600K041FERRITE CORE RM 1.6UH N41 2PCS |
800 | - |
|
Datasheet | RM8 | Box | Active | RM | RM 8 | N41 | - | 1.6 µH | ±10% | Gapped | 756.0 | 2800 | 0.59 | 38.0 | 64.0 | 55.0 | 2430.0 | Uncoated | 0.324" (8.25mm) | 0.913" (23.20mm) | 0.433" (11.00mm) |
|
|
TX20/10/7-4C65FERRITE CORE TOROID 4C65 |
124 | - |
|
Datasheet | - | Bulk | Active | Toroid | TX 20 x 10 x 7 | 4C65 | 0.797" (20.25mm) | - | ±30% | Ungapped | - | - | 1.3 | 43.6 | 33.6 | - | 1465.0 | Epoxy | 0.291" (7.40mm) | - | - |
|
ER41/7.6/32-3C92FERRITE CORE ER 3C92 |
263 | - |
|
Datasheet | - | Bulk | Active | ER | ER 41 x 7.6 x 32 | 3C92 | - | - | - | - | - | - | - | - | - | - | - | Uncoated | 0.300" (7.60mm) | 1.600" (40.64mm) | 1.260" (32.00mm) |
|
B64290L0048X830FERRITE CORE TOROID 5.46UH N30 |
1,138 | - |
|
Datasheet | TX34/20.5/12.5 | Tray | Active | Toroid | - | N30 | 1.397" (35.50mm) | 5.46 µH | ±25% | Ungapped | - | 4300 | 0.99 | 82.06 | 82.6 | - | 6778.0 | Epoxy | 0.535" (13.60mm) | - | - |
|
B66329G1500X187FERRITE CORE E N87 |
249 | - |
|
Datasheet | E42/21/20 | Box | Active | E | E 42 x 21 x 20 | N87 | - | - | - | Gapped | - | 2200 | 0.41 | 97.0 | 234.0 | 229.0 | 22700.0 | Uncoated | 0.835" (21.20mm) | 1.654" (42.00mm) | 0.787" (20.00mm) |
|
B66329G0500X187FERRITE CORE E N87 |
566 | - |
|
Datasheet | E42/21/20 | Box | Active | E | E 42 x 21 x 20 | N87 | - | - | - | Gapped | - | 2200 | 0.41 | 97.0 | 234.0 | 229.0 | 22700.0 | Uncoated | 0.835" (21.20mm) | 1.654" (42.00mm) | 0.787" (20.00mm) |
|
B64290L0616X087FERRITE CORE TOROID 4.68UH N87 |
291 | - |
|
Datasheet | TX25.3/14.8/20 | Box | Active | Toroid | - | N87 | 1.047" (26.60mm) | 4.68 µH | ±25% | Ungapped | - | 2200 | 0.59 | 60.07 | 102.5 | - | 6157.0 | Epoxy | 0.839" (21.30mm) | - | - |
|
B64290L0048X087FERRITE CORE TOROID 2.79UH N87 |
1,175 | - |
|
Datasheet | TX34/20.5/12.5 | Box | Active | Toroid | - | N87 | 1.397" (35.50mm) | 2.79 µH | ±25% | Ungapped | - | 2200 | 0.99 | 82.06 | 82.6 | - | 6778.0 | Epoxy | 0.535" (13.60mm) | - | - |
|
B65811P0000R087FERRITE CORE RM 4.1UH N87 2PCS |
398 | - |
|
Datasheet | RM8/LP | Tray | Active | RM | RM 8 LP | N87 | - | 4.1 µH | -20%, +30% | Ungapped | 1440.0 | 2200 | 0.44 | 28.7 | 64.9 | 55.4 | 1860.0 | Uncoated | 0.228" (5.80mm) | 0.913" (23.20mm) | 0.433" (11.00mm) |
|
E55/28/21-3C92FERRITE CORE E 3C92 |
184 | - |
|
Datasheet | - | Bulk | Active | E | E 55 x 28 x 21 | 3C92 | - | - | - | - | - | - | - | - | - | - | - | Uncoated | 1.083" (27.50mm) | 2.213" (56.20mm) | 0.827" (21.00mm) |
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0077076A7FERRITE CORE TOROID 56NH KOOL MU |
2,098 | - |
|
Datasheet | - | Bulk | Active | Toroid | - | Kool Mu | 1.445" (36.70mm) | 56 nH | ±8% | Ungapped | - | 60 | - | 89.8 | 67.8 | - | 6090.0 | Coated | 0.447" (11.35mm) | - | - |
|
B65661W0000R030FERRITE CORE P 8.3UH N30 2PCS |
608 | - |
|
Datasheet | P22/13 | Box | Active | P (Pot Core) | P 22 x 13 | N30 | 0.866" (22.00mm) | 8.3 µH | -20%, +30% | Ungapped | 3020.0 | 4300 | 0.46 | 33.2 | 72.6 | 58.1 | 2410.0 | Uncoated | 0.268" (6.80mm) | - | - |
|
B66365G0500X187FERRITE CORE ETD N87 1PC |
445 | - |
|
Datasheet | ETD44/22/15 | Box | Active | ETD | ETD 44 x 22 x 15 | N87 | - | - | - | Gapped | - | - | - | - | - | - | - | Uncoated | 0.886" (22.50mm) | 1.724" (43.80mm) | 0.598" (15.20mm) |
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.
