Have questions about the MagnaPlugs? Take a look at the information below. If you still have questions, please contact us.

Get off to the right start by watching this quick 5 minute video:


The video was created by Elliott Berger, Division Scientist, 3M Personal Safety Division, a scientist who has been involved with foam earplugs almost from their inception in 1972.


The MagnaPlug™ is a unique earplug with a port to transfer the pneumatic signal directly into the patient's ear that works in conjunction with the MagnaLink™ and MagnaCoil™.

Key Benefits:

  • Offers maximum attenuation available - 30 dB NRR tested to ANSI standard.

  • Complies with the GE Healthcare's MR Safety Guide requirement of 29dB NRR or greater tested to ANSI standard.

  • Fits all Coils.


There are two sizes of MagnaPlugs available:

MagnaPlugs .75” X .50” (for average size ear canals) and the

MagnaPlugs Mini .75” X .38” (for smaller than average size ear canals)

Insertion Guide: