MULTIPURPOSE - Our ferrite cores are great for power transformers, current transducers, instrument transformers, inductors, chokes, ballasts, voltage stabilizers and regulators, welding transformers, filters, etc.

WHAT YOU GET - The package comes with 5 pcs ferrite cores that measure 12 x 6 x 20mm/0.47 x 0.24 x 0.79 inches.

RELIABLE MATERIAL - This ferrite core is made of metal material and the net weight is 37g, which is durable.

SPECIAL DESIGNED - These toroid ferrite cores are specially designed with a 6mm inner diameter, 12mm outside diameter, and 20mm height in dark gray. It is mainly used for high-frequency anti-interference or filtering in circuit modules.

KINDLY NOTE - As a fragile item, you need to be careful when using it to avoid breakage.