99
3M™ E.A.R.
®
• EARPLUGS
• Reusable earplugs with flexible acetate band • Adjustable,
rotating stems • Band goes over head or under chin •
3M 1311:
Spherical, replaceable spare earplugs (50 pairs/box) •
SNR:
26dB
EU standard: EN352-2
1310
3M
Frequency (Hz):
63 125 250 500 1,000 2,000 4,000 8,000
Average reduction (dB)
22.6 21.7 21.8 23.6 25.1 34.8 40.5 42.7
Deviation of measurements (dB) 5.0 4.6 4.5 4.3 3.0 3.2 4.3 3.6
Confirmed reduction (dB)
17.6 17.0 17.3 19.3 22.1 31.6 36.2 39.1
SNR: 26dB H: 30dB M: 22dB L: 19dB
1311
1310
30114
30115
1271
1261
• Reusable, washable earplugs with mobile cord • Lobed design
(segmented cone shape with air sections) • color: yellow •
SNR:
32dB • Packaging: 500/50 pairs
EU standard: EN352-2
30114
3M
™
E.A.R.
®
ULTRAFIT
Frequency (Hz):
63 125 250 500 1,000 2,000 4,000 8,000
Average reduction (dB)
29.2 29.4 29.4 32.2 32.3 36.1 44.3 44.8
Deviation of measurements (dB) 6.0 7.4 6.6 5.3 5.0 3.2 6.0 6.4
Confirmed reduction (dB)
23.2 22.2 22.7 26.9 27.3 32.8 38.3 38.4
SNR: 32dB H: 33dB M: 28dB L: 25dB
• Lobed earplugs with embedded 2.75mm steel balls detected
by metal detectors • Reusable, washable earplugs with mobile
cord, color: hi-vis blue •
SNR:
32dB • Packaging: 500/50 pairs
EU standard: EN352-2
30115
3M
™
E.A.R.
®
TRACERS
Frequency (Hz):
63 125 250 500 1,000 2,000 4,000 8,000
Average reduction (dB)
29.2 29.4 29.4 32.2 32.3 36.1 44.3 44.8
Deviation of measurements (dB) 6.0 7.4 6.6 5.3 5.0 3.2 6.0 6.4
Confirmed reduction (dB)
23.2 22.2 22.7 26.9 27.3 32.8 38.3 38.4
SNR: 32dB H: 33dB M: 28dB L: 25dB
• Reusable, washable, lobed monoprene earplugs • In hygienic
storage box attachable to waist belt •
3M 1261:
Cordless model
•
SNR
: 25dB • Packaging: 250/50 pairs
EU standard: EN352-2
1271
3M
Frequency (Hz):
63 125 250 500 1,000 2,000 4,000 8,000
Average reduction (dB)
26.7 27.7 28.4 29.5 29.6 35.6 35.4 38.9
Deviation of measurements (dB) 9.4 9.9 10.9 9.6 8.2 6.8 9.6 6.7
Confirmed reduction (dB)
17.2 17.8 17.5 19.9 21.4 28.8 25.8 32.2
SNR: 25dB H: 27dB M: 22dB L: 20dB
