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Low Frequency Split Ferrite Core / MRFC Series

The MRFC low frequency split ferrite core series offers an effective solution for suppression of disturbance from switching power supply and motor. The low frequency split ferrite core is suitable for suppressing of low frequency noise from 150kHz to 30MHz. The MRFC-13 and MRFC-20 are available with an optional mounting fixture which can help secure the split ferrite core in place with an M4 screw.

Part No. A B C D Applicable
cable diameter
(Ω)100MHz (1 turn)
MRFC-8 20.1 20.4 31.5 35.5 MAX. 8.5 >/= 20
MRFC-13/MRFCK-13 29.1 33.05 32.3 37.1 MAX. 13.5 >/= 20
MRFC-20/MRFCK2-20 40.3 40 47 53.5 MAX. 20.5 >/= 20


All specifications shown herein are typical values and are not guaranteed.  It is recommended to test in application for suitability.



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