New technologies in comfort, design and protection all come together in this groundbreaking earmuff line. The X4A utilizes a newly designed spacer, specially formulated foam liners and innovative ear cushions to help improve attenuation. This lightweight, lower-profile earmuff helps with compatibility with other personal protective equipment and is designed for protection against moderate-to-high level industrial noise and other loud sounds. It features an electrically insulated wire headband, often referred to as “dielectric”.
The wire headband offers consistent pressure over prolonged wearing periods.
Earcup pivot points tilt for optimum comfort and efficiency.
Extreme noise protection
Replaceable ear cushions and foam liners (hygiene kit HYX5).
Hearing Protection Style
Hard Hat Attached
31 dB (Class 5)
3M Safety & Graphics | Protecting the health and safety of workers
3M is passionate about protecting the health and safety of workers and the community in all types of industries and workforce environments enabling them to return home to their families safely at the ...