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Ferrite Cores

Manufacturer Series Packaging Part Status Core Type Supplier Device Package Diameter Inductance Factor (Al) Tolerance Material Gap Effective Permeability (µe) Initial Permeability (µi) Core Factor (ΣI/A) mm⁻¹ Effective Length (le) mm Finish Effective Area (Ae) mm² Effective Magnetic Volume (Ve) mm³ Minimum Core Cross Section (Amin) mm² Height Length 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Photo Mfr. Part # Availability Price Quantity Datasheet Series Packaging Part Status Core Type Supplier Device Package Diameter Inductance Factor (Al) Tolerance Material Gap Effective Permeability (µe) Initial Permeability (µi) Core Factor (ΣI/A) mm⁻¹ Effective Length (le) mm Finish Effective Area (Ae) mm² Effective Magnetic Volume (Ve) mm³ Minimum Core Cross Section (Amin) mm² Height Length Width
C058381A2

C058381A2

HIGH FLUX 060 PERM KHAKI 380 SIZ

Magnetics, a division of Spang & Co.

4,220
C058381A2

Datasheet

- Bulk Active Toroid - 0.710" (18.03mm) 43 nH ±8% High Flux Ungapped - 60 - 41.4 Coated 23.2 960.0 - 0.280" (7.11mm) - -
0F43230UG

0F43230UG

PQ CORE

Magnetics, a division of Spang & Co.

2,474
0F43230UG

Datasheet

- Bulk Active PQ - - 6.1 µH ±25% F Ungapped - 3000 - 74.7 Uncoated 167.0 12500.0 142.0 0.596" (15.15mm) 1.299" (33.00mm) 0.866" (22.00mm)
0L42313EC

0L42313EC

ER CORE

Magnetics, a division of Spang & Co.

2,713
0L42313EC

Datasheet

- Bulk Active ER - - 1.85 µH ±25% L Ungapped - 900 - 26.6 Uncoated 50.2 1340.0 50.0 0.142" (3.60mm) 0.913" (23.20mm) 0.492" (12.50mm)
0J42616UG

0J42616UG

POT CORE

Magnetics, a division of Spang & Co.

1,141
0J42616UG

Datasheet

- Bulk Active P - 1.004" (25.50mm) 11.7 µH - J Ungapped - 5000 - 37.6 Uncoated 93.9 3530.0 77.4 0.317" (8.05mm) - -
B66337G0000X187

B66337G0000X187

FERRITE CORE EC N87

EPCOS - TDK Electronics

4,566
B66337G0000X187

Datasheet

EC35/17/10 Box Active EC EC 35 x 17 x 10 - - - N87 - - 2200 0.92 77.4 Uncoated 84.3 6530.0 71.0 0.687" (17.45mm) 1.358" (34.50mm) 0.386" (9.80mm)
TX25/15/10-4F1

TX25/15/10-4F1

Ferrite Misc

Ferroxcube

2,410
TX25/15/10-4F1

Datasheet

- Bulk Active Toroid TX 25 x 15 x 10 0.994" (25.25mm) - - 4F1 Ungapped - - 1.23 60.2 Epoxy 48.9 2944.0 - 0.421" (10.40mm) - -
P18/11-3C95

P18/11-3C95

FERRITE CORE P 4UH 3C95 2PC SET

Ferroxcube

1,353
P18/11-3C95

Datasheet

- Bulk Active P P 18 x 11 0.724" (18.40mm) 4 µH ±25% 3C95 Ungapped 1900.0 - 0.597 25.8 Uncoated 43.3 1120.0 36.0 0.417" (10.60mm) - -
E38/8/25-3C92-A630-E

E38/8/25-3C92-A630-E

FERRITE CORE E 3C92

Ferroxcube

2,536
E38/8/25-3C92-A630-E

Datasheet

- Bulk Active E E 38 x 8 x 25 - - - 3C92 - - - - - Uncoated - - - 0.325" (8.26mm) 1.500" (38.10mm) 1.000" (25.40mm)
E38/8/25-3C92-A630-P

E38/8/25-3C92-A630-P

FERRITE CORE E 3C92

Ferroxcube

3,619
E38/8/25-3C92-A630-P

Datasheet

- Bulk Active E E 38 x 8 x 25 - - - 3C92 - - - - - Uncoated - - - 0.325" (8.26mm) 1.500" (38.10mm) 1.000" (25.40mm)
ER48/21/21-3C94-G1000

ER48/21/21-3C94-G1000

FERRITE CORE ER 3C94

Ferroxcube

1,490
ER48/21/21-3C94-G1000

Datasheet

- Bulk Active ER ER 48 x 21 x 21 - - - 3C94 - - - - - Uncoated - - - 0.835" (21.20mm) 1.890" (48.00mm) 0.827" (21.00mm)
ER48/21/21-3C94-G500

ER48/21/21-3C94-G500

FERRITE CORE ER 3C94

Ferroxcube

3,593
ER48/21/21-3C94-G500

Datasheet

- Bulk Active ER ER 48 x 21 x 21 - - - 3C94 - - - - - Uncoated - - - 0.835" (21.20mm) 1.890" (48.00mm) 0.827" (21.00mm)
6298370121

6298370121

FERRITE CORE RM SET

Fair-Rite Products Corp.

4,496
6298370121

Datasheet

- Bulk Active RM - - - ±25% - Ungapped - 2400 43.0 61.3 Uncoated 141.0 8675.0 124.7 - - -
0077184AY

0077184AY

KOOL MU 090 PERM AY 180 SIZE

Magnetics, a division of Spang & Co.

2,701
0077184AY

Datasheet

- Bulk Active Toroid - 0.183" (4.65mm) 30 nH ±15% Kool Mu Ungapped - 90 - 10.6 Uncoated 2.85 30.3 - 0.100" (2.54mm) - -
0079932A7

0079932A7

KOOL MU MAX 026 PERM BLACK 930 S

Magnetics, a division of Spang & Co.

3,016
0079932A7

Datasheet

- Bulk Active Toroid - 1.060" (26.92mm) 32 nH ±8% Kool Mu MAX Ungapped - 26 - 63.5 Uncoated 65.4 4150.0 - 0.440" (11.18mm) - -
0077181AY

0077181AY

KOOL MU 060 PERM AY 180 SIZE

Magnetics, a division of Spang & Co.

1,977
0077181AY

Datasheet

- Bulk Active Toroid - 0.183" (4.65mm) 20 nH ±15% Kool Mu Ungapped - 60 - 10.6 Uncoated 2.85 30.3 - 0.100" (2.54mm) - -
0077180AY

0077180AY

KOOL MU 125 PERM AY 180 SIZE

Magnetics, a division of Spang & Co.

3,841
0077180AY

Datasheet

- Bulk Active Toroid - 0.183" (4.65mm) 42 nH ±15% Kool Mu Ungapped - 125 - 10.6 Uncoated 2.85 30.3 - 0.100" (2.54mm) - -
0079937A7

0079937A7

KOOL MU MAX 019 PERM BLACK 930 S

Magnetics, a division of Spang & Co.

4,271
0079937A7

Datasheet

- Bulk Active Toroid - 1.060" (26.92mm) 23 nH ±8% Kool Mu MAX Ungapped - 19 - 63.5 Uncoated 65.4 4150.0 - 0.440" (11.18mm) - -
0079936A7

0079936A7

KOOL MU MAX 040 PERM BLACK 930 S

Magnetics, a division of Spang & Co.

4,835
0079936A7

Datasheet

- Bulk Active Toroid - 1.060" (26.92mm) 50 nH ±8% Kool Mu MAX Ungapped - 40 - 63.5 Uncoated 65.4 4150.0 - 0.440" (11.18mm) - -
0076932A7

0076932A7

KOOL MU HF 026 PERM BLACK 930 SI

Magnetics, a division of Spang & Co.

2,360
0076932A7

Datasheet

- Bulk Active Toroid - 1.060" (26.92mm) 32 nH ±8% Kool Mu HF Ungapped - 26 - 63.5 Uncoated 65.4 4150.0 - 0.440" (11.18mm) - -
DR42616UG

DR42616UG

DOUBLE SLAB CORE

Magnetics, a division of Spang & Co.

4,299
DR42616UG

Datasheet

- Bulk Active EQ - - 3.827 µH - R Ungapped - 2300 - 38.9 Uncoated 77.0 3000.0 62.7 0.634" (16.10mm) 1.004" (25.50mm) 0.673" (17.09mm)
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