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Fair-Rite Products Corp. part number 2661022401 is a solid ferrite bead cylinder designed for electromagnetic interference (EMI) suppression. It utilizes Material 61, which is optimized for high-frequency applications ranging from 250 MHz to 1000 MHz. The component features a cylindrical geometry with three wire passes (3LN). As a shield bead, it provides attenuation for noise on cables without requiring soldering or complex mounting hardware.
Verify that the specific application requires Material 61 characteristics, as this material grade is distinct from standard broadband or low-frequency ferrites. Confirm the physical dimensions of the target cable fit within the inner diameter of the 2661022401 cylinder. Ensure the design accommodates three wire passes through the core to achieve the intended suppression levels specified by the manufacturer.
Select this component when the primary noise source falls within the 250 MHz to 1000 MHz spectrum. Material 61 offers higher permeability at these frequencies compared to common materials like 43 or 31. The 3LN configuration allows for greater impedance per unit length than single-pass beads. Consider the mechanical constraints of threading multiple wires through the solid core during assembly.
The 2661022401 belongs to Fair-Rite's line of EMI suppression beads utilizing Material 61. This material series is engineered specifically for high-frequency noise control. Unlike split cores, this solid cylinder design ensures consistent magnetic coupling around the conductor. It serves as a passive component for mitigating radiated emissions in sensitive electronic environments.
No public confirmed substitute part numbers are available in the provided documentation.