Ferrites and accessories
RM 4, RM 4 LP
Core and accessories
Series/Type: B65803, B65804, B65806, B65539
Date: May 2017
EPCOS AG 2017. Reproduction, publication and dissemination of this publication, enclosures hereto and the
information contained therein without EPCOS prior express consent is prohibited.
EPCOS AG is a TDK Group Company. RM 4
Core and accessories
RM4 through RM 14
Individual parts Part no. Page
Adjusting screw B65539
B65806 7
Core B65803 3
Clamp B65806 6
Coil former B65804 5
Core B65803 3
Threaded sleeve (glued-in)
Insulating washer B65804 6
Example of an assembly set
Also available: RM 4 low profile:
Core B65803 8
Coil former B65804 9
SMD coil former B65804 10
with J terminals
Clamp B65804 11
Insulatimg washer B65804 11
Please read Cautions and warnings and
2 5/17
Important notes at the end of this document.