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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
RM4/I-3F3Ferrite Misc |
1,145 |
|
Datasheet | - | Bulk | Active | RM | RM 4 | 3F3 | - | 950 nH | ±25% | Ungapped | 1280.0 | - | 1.69 | 23.3 | 13.8 | 11.5 | 322.0 | Uncoated | 0.205" (5.20mm) | 0.433" (11.00mm) | 0.181" (4.60mm) |
|
|
B66283U0315E149FERRITE CORE |
4,371 |
|
Datasheet | ELP18/4/10 | Box | Active | - | - | - | - | - | - | Gapped | - | - | - | - | - | - | - | - | - | - | - |
|
B64290L0719X035FERRITE CORE TOROID 4UH T35 |
1,419 |
|
Datasheet | TX22/14/7.9 | Box | Active | Toroid | - | T35 | 0.917" (23.30mm) | 4 µH | ±25% | Ungapped | - | 5300 | 1.66 | 54.2 | 32.6 | - | 1763.0 | Epoxy | 0.354" (9.00mm) | - | - |
|
|
EFD10/5/3-3F36-A63-SFERRITE CORE EFD 63NH 3F36 2PC |
4,985 |
|
Datasheet | - | Bulk | Active | EFD | EFD 10 x 5 x 3 | 3F36 | - | 63 nH | ±8% | Gapped | 165.0 | - | 3.29 | 23.7 | 7.2 | 6.5 | 171.0 | Uncoated | 0.205" (5.20mm) | 0.413" (10.50mm) | 0.106" (2.70mm) |
|
|
EFD10/5/3-3F46-A63-SFERRITE CORE EFD 63NH 3F46 2PC |
3,670 |
|
Datasheet | - | Bulk | Active | EFD | EFD 10 x 5 x 3 | 3F46 | - | 63 nH | ±8% | Gapped | 165.0 | - | 3.29 | 23.7 | 7.2 | 6.5 | 171.0 | Uncoated | 0.205" (5.20mm) | 0.413" (10.50mm) | 0.106" (2.70mm) |
|
TX25/15/13-3E27FERRITE CORE TOROID 3E+27 |
2,392 |
|
Datasheet | - | Bulk | Active | Toroid | TX 25 x 15 x 13 | 3E27 | 1.007" (25.95mm) | - | ±25% | Ungapped | 5500.0 | - | 0.97 | 60.1 | 62.1 | - | 3740.0 | Epoxy | 0.539" (13.70mm) | - | - |
|
B65517D0200A048FERRITE CORE P 200NH N48 2PCS |
3,952 |
|
Datasheet | P9/5 | Box | Active | P (Pot Core) | P 9 x 5 | N48 | 0.366" (9.30mm) | 200 nH | ±3% | Gapped | 200.0 | - | 1.25 | 12.5 | 10.0 | - | 125.0 | Uncoated | 0.106" (2.70mm) | - | - |
|
|
EFD15/8/5-3F46-A100-SFERRITE CORE EFD 100NH 3F46 2PC |
3,586 |
|
Datasheet | - | Bulk | Active | EFD | EFD 15 x 8 x 5 | 3F46 | - | 100 nH | ±6% | Gapped | 180.0 | - | 2.27 | 34.0 | 15.0 | 12.2 | 510.0 | Uncoated | 0.295" (7.50mm) | 0.591" (15.00mm) | 0.183" (4.65mm) |
|
|
EFD15/8/5-3F46-A63-SFERRITE CORE EFD 63NH 3F46 2PC |
1,073 |
|
Datasheet | - | Bulk | Active | EFD | EFD 15 x 8 x 5 | 3F46 | - | 63 nH | ±4% | Gapped | 114.0 | - | 2.27 | 34.0 | 15.0 | 12.2 | 510.0 | Uncoated | 0.295" (7.50mm) | 0.591" (15.00mm) | 0.183" (4.65mm) |
|
|
B64290A0045X001FERRITE CORE TOROID |
1,609 |
|
Datasheet | T16/9.6/6.3 | Box | Active | Toroid | - | - | - | - | - | Ungapped | - | - | - | - | - | - | - | Uncoated | - | - | - |
|
|
EFD12/6/3.5-3F3-SFerrite Misc |
3,827 |
|
Datasheet | - | Bulk | Active | EFD | EFD 12 x 6 x 3.5 | 3F3 | - | 700 nH | ±25% | Ungapped | 1370.0 | - | 2.5 | 28.5 | 11.4 | 10.7 | 325.0 | Uncoated | 0.244" (6.20mm) | 0.492" (12.50mm) | 0.138" (3.50mm) |
|
|
9478204002FERRITE CORE E 78 SET |
1,310 |
|
Datasheet | - | Bulk | Active | E | - | 78 | - | - | ±25% | Ungapped | - | 2300 | 32.0 | 41.7 | 129.0 | 127.0 | 5380.0 | Uncoated | 0.250" (6.35mm) | 1.250" (31.75mm) | 0.801" (20.35mm) |
|
|
0R42614UGPQ CORE |
2,066 |
|
Datasheet | - | Bulk | Active | PQ | - | R | - | 5.613 µH | - | Ungapped | - | 2300 | - | 33.3 | 86.4 | 70.9 | 2880.0 | Uncoated | 0.117" (2.97mm) | 1.071" (27.20mm) | 0.748" (19.00mm) |
|
|
0R42521ECER CORE |
1,403 |
|
Datasheet | - | Bulk | Active | ER | - | R | - | 5.44 µH | - | Ungapped | - | 2300 | - | 41.4 | 100.0 | 95.0 | 4145.0 | Uncoated | 0.315" (8.00mm) | 0.984" (25.00mm) | 0.709" (18.00mm) |
|
|
EQK3222E040L180KOOL MU 040 PERM EQ 3222 SIZE |
3,816 |
|
Datasheet | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
ZM42212TCTOROID EPOXY COATED |
1,870 |
|
Datasheet | - | Bulk | Active | Toroid | - | M | 0.908" (23.07mm) | 17.313 µH | ±30% | Ungapped | - | 15000 | - | 54.1 | 52.3 | - | 2834.0 | Epoxy | 0.530" (13.46mm) | - | - |
|
|
0P44308ECE-SHAPE CORE |
4,903 |
|
Datasheet | - | Bulk | Active | Planar E | - | P | - | 9.15 µH | - | Ungapped | - | 2500 | - | 57.5 | 227.0 | 227.0 | 13100.0 | Uncoated | 0.335" (8.50mm) | 1.701" (43.20mm) | 1.098" (27.90mm) |
|
|
C058049A2HIGH FLUX 147 PERM KHAKI 050 SIZ |
1,906 |
|
Datasheet | - | Bulk | Active | Toroid | - | High Flux | 0.530" (13.45mm) | 67 nH | ±8% | Ungapped | - | 147 | - | 31.2 | 10.9 | - | 340.0 | Coated | 0.217" (5.51mm) | - | - |
|
|
EQK3626E026L174KOOL MU 026 PERM EQ 3626 SIZE |
1,822 |
|
Datasheet | - | Bulk | Active | EQ | - | Kool Mu | - | 75 nH | ±8% | Ungapped | - | 26 | - | 94.7 | 181.0 | - | 17122.0 | Uncoated | 0.685" (17.40mm) | 1.417" (36.00mm) | 1.024" (26.00mm) |
|
|
0W41811UGPOT CORE |
2,391 |
|
Datasheet | - | Bulk | Active | P | - | W | 0.709" (18.00mm) | 12 µH | - | Ungapped | - | 10000 | - | 25.8 | 43.3 | 36.0 | 1120.0 | Uncoated | 0.209" (5.30mm) | - | - |
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.