Protect your hearing on loud job sites with the ED-3B Universal Ear Defender. Designed for industrial safety, these helmet-mounted ear muffs provide NRR 26 dB noise reduction and are compatible with most Type I and Type II industrial safety helmets via a universal 30mm blade mount.
Key Features of the ED-3B Ear Defenders
Superior Noise Attenuation: ANSI S3.19-1974 certified with an NRR of 26 dB.
Versatile 3-Position Design: Easily switch between Working, Standby/Ventilation, and Parked positions without removing your helmet.
Dielectric Construction: Non-conductive plastic components make these ideal for electrical environments.
Comfortable & Secure Fit: Polyether foam cushions with PVC foil backing ensure a consistent acoustic seal for all-day wear.
Lightweight & Durable: Weighing only 248 grams per pair, the impact and UV-resistant ABS cups minimize side-weight imbalance.
Universal Compatibility: Fits standard 30mm Euro slot/blade mounts and is fully compatible with STUDSON SHK-1 safety helmets.
Technical Specifications
NRR (US/ANSI): 26 dB
Compliance: ANSI S3.19-1974, EN 352-3:2020, CE, UKCA
Upgrade your job site safety gear with the ED-3B. Whether you are working in construction, electrical, or industrial maintenance, these ear defenders offer the reliability and protection you need.
