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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
NP41812A250GAPPED RM CORE |
1,883 |
|
Datasheet | - | Bulk | Active | RM | - | P | - | 250 nH | - | Ungapped | - | 2500 | - | 27.5 | 38.0 | - | 1040.0 | Uncoated | 0.488" (12.40mm) | 0.701" (17.90mm) | 0.275" (7.00mm) |
|
|
RM5-3H3-A100/NFerrite Misc |
3,056 |
|
Datasheet | - | Bulk | Active | RM | RM 5 | 3H3 | - | 100 nH | ±3% | Gapped | 80.0 | - | 1.01 | 21.4 | 21.2 | 14.8 | 450.0 | Uncoated | 0.205" (5.20mm) | 0.587" (14.90mm) | 0.268" (6.80mm) |
|
|
RM5-3H3-A160/NFerrite Misc |
4,632 |
|
Datasheet | - | Bulk | Active | RM | RM 5 | 3H3 | - | 160 nH | ±3% | Gapped | 129.0 | - | 1.01 | 21.4 | 21.2 | 14.8 | 450.0 | Uncoated | 0.205" (5.20mm) | 0.587" (14.90mm) | 0.268" (6.80mm) |
|
|
RM5-3H3-A250/NFerrite Misc |
4,993 |
|
Datasheet | - | Bulk | Active | RM | RM 5 | 3H3 | - | 250 nH | ±3% | Gapped | 201.0 | - | 1.01 | 21.4 | 21.2 | 14.8 | 450.0 | Uncoated | 0.205" (5.20mm) | 0.587" (14.90mm) | 0.268" (6.80mm) |
|
|
RM5-3H3-A315/NFerrite Misc |
2,071 |
|
Datasheet | - | Bulk | Active | RM | RM 5 | 3H3 | - | 315 nH | ±3% | Gapped | 253.0 | - | 1.01 | 21.4 | 21.2 | 14.8 | 450.0 | Uncoated | 0.205" (5.20mm) | 0.587" (14.90mm) | 0.268" (6.80mm) |
|
|
RM5-3H3-A400/NFerrite Misc |
2,374 |
|
Datasheet | - | Bulk | Active | RM | RM 5 | 3H3 | - | 400 nH | ±5% | Gapped | 321.0 | - | 1.01 | 21.4 | 21.2 | 14.8 | 450.0 | Uncoated | 0.205" (5.20mm) | 0.587" (14.90mm) | 0.268" (6.80mm) |
|
|
RM10/ILP-3C90FERRITE CORE RM 3C90 2PC SET |
4,656 |
|
Datasheet | - | Bulk | Active | RM | RM 10 | 3C90 | - | - | ±25% | Ungapped | 1510.0 | - | 0.34 | 33.9 | 99.1 | 89.1 | 3360.0 | Uncoated | 0.512" (13.00mm) | 1.122" (28.50mm) | 0.531" (13.50mm) |
|
|
ROD12/40-4B1FERRITE CORE ROD |
3,161 |
|
Datasheet | - | Bulk | Active | ROD | ROD 12 x 40 | - | 0.472" (12.00mm) | - | - | - | - | - | - | - | - | - | - | Uncoated | - | 1.575" (40.00mm) | - |
|
|
E42/21/20-3C95FERRITE CORE E 3C95 |
4,835 |
|
Datasheet | - | Bulk | Active | E | E 42 x 21 x 20 | 3C95 | - | - | - | - | - | - | - | - | - | - | - | Uncoated | 0.827" (21.00mm) | 1.693" (43.00mm) | 0.787" (20.00mm) |
|
|
EQ38/8/25-3F36FERRITE CORE EQ 3F36 |
1,693 |
|
Datasheet | - | Bulk | Active | EQ | EQ 38 x 8 x 25 | 3F36 | - | - | - | - | - | - | - | - | - | - | - | Uncoated | 0.315" (8.00mm) | 1.500" (38.10mm) | 1.000" (25.40mm) |
|
|
EQ38/8/25-3F4-A250Ferrite Misc |
4,961 |
|
Datasheet | EQ38/8/25 | Bulk | Active | EQ | EQ 38 x 8 x 25 | 3F4 | - | 250 nH | ±3% | Gapped | 68.0 | - | 0.341 | 51.9 | 152.0 | 119.0 | 7900.0 | Uncoated | 0.315" (8.00mm) | 1.500" (38.10mm) | 1.000" (25.40mm) |
|
|
EQ38/8/25-3C96-A250Ferrite Misc |
2,725 |
|
Datasheet | - | Bulk | Active | EQ | EQ 38 x 8 x 25 | 3C96 | - | 250 nH | ±3% | Gapped | 68.0 | - | 0.341 | 51.9 | 119.0 | 119.0 | 7900.0 | Uncoated | 0.209" (5.30mm) | 1.500" (38.10mm) | 1.000" (25.40mm) |
|
|
ER18/3.2/10-3C92-SFERRITE CORE ER 3C92 2PC SET |
1,745 |
|
Datasheet | - | Bulk | Active | ER | ER 18 x 3.2 x 10 | 3C92 | - | - | ±25% | Ungapped | - | - | 0.73 | 22.1 | 30.2 | 30.1 | 667.0 | Uncoated | 0.382" (9.70mm) | 0.709" (18.00mm) | 0.124" (3.15mm) |
|
|
P11/7-3C95FERRITE CORE P 2.05UH 3C95 2PC |
3,550 |
|
Datasheet | - | Bulk | Active | P | P 11 x 7 | 3C95 | 0.437" (11.10mm) | 2.05 µH | ±25% | Ungapped | 1560.0 | - | 0.956 | 15.5 | 16.2 | 13.2 | 251.0 | Uncoated | 0.256" (6.50mm) | - | - |
|
B65805P0000R092FERRITE CORE RM 1.9UH N92 2PCS |
3,517 |
|
Datasheet | RM5/LP | Box | Active | RM | RM 5 LP | N92 | - | 1.9 µH | -20%, +30% | Ungapped | 1080.0 | 1500 | 0.71 | 17.5 | 24.5 | 18.0 | 430.0 | Uncoated | 0.154" (3.90mm) | 0.575" (14.60mm) | 0.268" (6.80mm) |
|
|
B66363U0400D197ETD39/20/13 N97 AL400NH+8%/-8% |
1,933 |
|
Datasheet | - | Tray | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
0R43230UGPQ CORE |
2,116 |
|
Datasheet | - | Bulk | Active | PQ | - | R | - | 4.667 µH | - | Ungapped | - | 2300 | - | 74.7 | 167.0 | 90.5 | 12500.0 | Uncoated | 0.596" (15.15mm) | 1.299" (33.00mm) | 0.866" (22.00mm) |
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|
0T44444ECETD CORE |
3,781 |
|
Datasheet | - | Bulk | Active | ETD | - | T | - | 4.64 µH | ±25% | Ungapped | - | 3000 | - | 103.0 | 173.0 | 172.0 | 17800.0 | Uncoated | 0.878" (22.30mm) | 1.772" (45.00mm) | 0.598" (15.20mm) |
|
|
PP42120UGEP CORE |
3,559 |
|
Datasheet | - | Bulk | Active | EP | - | P | - | 4.6 µH | - | Ungapped | - | 2500 | - | 41.1 | 78.7 | 60.0 | 3230.0 | Uncoated | 0.843" (21.40mm) | 0.945" (24.00mm) | 0.591" (15.00mm) |
|
|
0T42625UGPQ CORE |
1,452 |
|
Datasheet | - | Bulk | Active | PQ | - | T | - | 6.01 µH | ±25% | Ungapped | - | 3000 | - | 54.3 | 120.0 | 108.0 | 6530.0 | Uncoated | 0.243" (6.18mm) | 1.075" (27.30mm) | 0.748" (19.00mm) |
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.