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How to Identify an Unknown Ferrite Core

Do you have a ferrite core, but don’t know what it is? Follow along with Mike Arasim, Product Manager for Power and Inductive Applications at Fair-Rite Products as he identifies two unknown Fair-Rite EMI suppression beads.

7/17/2020 3:15:58 PM

Part List

ImageManufacturer Part NumberDescriptionAvailable QuantityPriceView Details
EXPANDED CBL&SUPPRESSOR KIT #50199000005EXPANDED CBL&SUPPRESSOR KIT #514 - Immediate$202.51View Details
#17 SNAP IT KIT0199000017#17 SNAP IT KIT8 - Immediate$83.19View Details
WOUND BEAD KIT #270199000027WOUND BEAD KIT #271 - Immediate$87.19View Details
BEAD-ON-LEAD KIT #280199000028BEAD-ON-LEAD KIT #280 - Immediate$94.55View Details
RF POWER ROD KIT #290199000029RF POWER ROD KIT #290 - ImmediateSee Page for PricingView Details
46 MAT'L CORES & SNAP-IT'S KIT019900003246 MAT'L CORES & SNAP-IT'S KIT2 - Immediate$84.34View Details
EXPANDED SNAP-IT KIT #340199000034EXPANDED SNAP-IT KIT #340 - Immediate$242.18View Details
FLAT CABLE CORE KIT0199000038FLAT CABLE CORE KIT1 - Immediate$147.77View Details
CLIP FLAT0199010301CLIP FLAT0 - Immediate$1.23View Details
CLIP FLAT0199016051CLIP FLAT1438 - Immediate$1.07View Details
FERRITE BEAD0199017001FERRITE BEAD0 - Immediate$0.12View Details
FERRITE 176 OHM HINGED 18.80MM0446173551FERRITE 176 OHM HINGED 18.80MM46 - Immediate$4.36View Details
FERRITE BEAD 30 OHM 1206 1LN2512063007Y3FERRITE BEAD 30 OHM 1206 1LN20664 - Immediate$0.13View Details
FERRITE BEAD 300 OHM 1206 1LN2512063017Y3FERRITE BEAD 300 OHM 1206 1LN166791 - Immediate$0.13View Details
FERRITE CORE 106 OHM SOLID 3.8MM2843001502FERRITE CORE 106 OHM SOLID 3.8MM1920 - Immediate$0.48View Details
FERRITE 250 OHM TUBULAR 9.53MM2631626302FERRITE 250 OHM TUBULAR 9.53MM3685 - Immediate$1.14View Details
FERRITE CORE 88 OHM SOLID 9.53MM2643665802FERRITE CORE 88 OHM SOLID 9.53MM0 - Immediate$0.70View Details
FERRITE CORE SOLID 4.56MM5961000211FERRITE CORE SOLID 4.56MM1573 - Immediate$1.02View Details
FERRITE CORE 48 OHM SOLID 1.78MM2643001301FERRITE CORE 48 OHM SOLID 1.78MM44691 - Immediate$0.07View Details
FERRITE CORE 31 OHM SOLID 0.86MM2643004801FERRITE CORE 31 OHM SOLID 0.86MM45468 - Immediate$0.07View Details

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Related Product Highlight

Cores For Common Mode Chokes Fair-Rite's common mode choke cores allow compact and efficient wire winding around a closed-loop core for max EMI suppression and enhanced system reliability.
Snap-It™ Snap/Clamp-On Ferrite Cores Fair-Rite's Snap-It™ Snap/Clamp-On ferrite cores' tight quality control guarantees repeatable results.
HF Series High-Frequency Power Toroids Fair-Rite’s HF series high-frequency power toroids are optimized for minimal losses at elevated temperatures and operating frequencies up to 1 MHz.

Related Articles and Blogs

Ferrite Beads: The Unrecognized EMF/RFI Suppressor Used Everywhere Discover the secrets of Ferrite Beads and learn how these small components play a pivotal role in maintaining signal purity and stability.
RF Shielding: The Art and Science of Eliminating Interference Explore products and approaches that use shielding and ground planes to prevent spurious signal interference and ultimately minimize RF interference.

Related Product Training Modules

Ferrites Technical Overview Fair-Rite's overview of ferrites and the many aspects of ferrites properties that are used in determining what part to use.
Using and Understanding Material Data Sheets Fair-Rite Products' material data sheets list key characteristics and magnetics properties of the electromagnetic material used in ferrites.
Maintaining Impedance in Split Core Ferrites for Low Frequency Applications This presentation will discuss how to maintain impedance in split core ferrites for Low-Frequency applications.
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