ZEKLER 403H Hearing protection
Comfortable earmuffs hard hat attachment with exceptional attenuation across medium and low frequencies. The hard hat attachment with fork-mount and the wide sealing cushions give constant head pressure and comfortable use. Helmet adapter prepared for mounting the Zekler visor system.
- Attenuation level: Level 3
- For hard hat and bump cap attachment.
- Helmet adapter prepared for mounting the Zekler visor system.
- Wide, comfortable and easily replaced sealing cushions.
Approved for mounting on the following safety helmets: 3M PELTOR: G2000, G3000, SecureFit X5000/ X5500 CASCO: PF 100 AS CENTURION: Concept CERVA: Alpin Worker IRUDEK: Stilo 300V, Ekain JSP: EVO2, EVO3, MK7, Evolite KASK: Superplasma, Plasma, HP PETZL: ST, Vent, Best SCHUBERT: BER80, Electrican 80 SCOTT: Style 300, Style 600, Tuffmaster II HC710/ HC715, Tuffmaster II HC 750 SINGING ROCK: Flash Industry, Flash Access, Flash Aero SUNDSTRÖM: SR 570, SR 580 UVEX: Airwing, Pheos, Pheos Alpine ÖVRIGA: Balance HD, Balance AC, IRIS 2, Rockman S14, Rockman S16, Rockman S17
Complies with EN 352-3 and ANSI S3.19-1974.
Helmet is not included.
Frequency Hz |
63 |
125 |
250 |
500 |
1000 |
2000 |
4000 |
8000 |
Median value (dB) |
16,4 |
17,7 |
23,5 |
31,8 |
41,6 |
36,4 |
34,2 |
35,2 |
Standard deviation (dB) |
4,3 |
3,3 |
4,2 |
3,5 |
3,4 |
3,8 |
3,9 |
5,7 |
Anticipated attenuation (dB) |
12,1 |
14,4 |
19,3 |
28,3 |
38,2 |
32,6 |
30,3 |
29,5 |