Acoustic products

Buzzers

Magnetic, piezo and discs
The buzzers in the Ole Wolff lineup cover a broad range of applications. From miniture sounders in consumer electronics to powerful UL214 compliant smoke detectors and alarms. Let the Ole Wolff engineers help you optimize the surrounding acoustics, mounting method, front resonators etc. for best possible performance. Please contact your local Ole Wolff representative for more info.

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PartNumber
Length [mm]
Width [mm]
Height [mm]
Ø [mm]
SPL [dBSPL]
F0 [Hz]
Drive voltage
Samples
OWMB-1295P-24-5
-
-
14.0
10.0
85
2400
5 V
OWMB-131310S-23B
12.8
12.8
10.0
-
85
2300
3
OWMB-323220SA-40-12
3.2
3.2
2.0
-
72
4000
3 V
OWMB-404020S-40-12
4.0
4.0
2.0
-
70
4000
3
OWMB-404020SA-40-17
4.0
4.0
2.0
-
70
4000
30 V
OWMB-505020S-40-12D
5.5
5.3
2.1
-
80
4000
3 V
OWMB-505030S-40-12A
5.0
5.0
3.0
-
82
4000
3
OWMB-757525S-27-15A
7.5
7.5
2.5
-
85
2700
36 V
OWMB-858530S-27-25
8.5
8.5
3.0
-
85
2700
3
OWMB-858540S-27-16
8.5
8.5
4.0
-
90
2731
4
OWMB-858540SA-40-15
8.5
8.5
4.0
-
100
4000
50 V
OWMB-909045S-32-16
9.0
9.0
4.5
-
90
3200
3
OWMB-9632S-27-3
-
-
3.2
10.0
95
2700
3
OWPB-121230S-40-3.6
12.0
12.0
3.0
-
75
4000
36 V
OWPB-1260-60W13-05
-
-
0.1
12.0
0
6000
30
OWPB-141440S-40-05
14.9
14.1
4.5
-
80
4000
5
OWPB-1513-48-T
-
-
0.2
15.0
100
4800
30 V
OWPB-2026-40
-
-
0.3
20.0
0
4000
30
OWPB-2311S-40-09
-
-
11.0
23.0
100
4000
9
OWPB-3007P-40-18
-
-
8.2
30.0
90
4000
18
OWPB-3016S-32-12
-
-
16.0
30.0
115
3200
12
OWPB-3020P-35-12
-
-
19.2
30.0
105
3500
12
OWPB-3045W-32.5-24
-
-
4.5
30.0
90
2900
24 V
OWPB-3308W-32.5-24
-
-
8.0
33.0
90
3250
24 V
OWPB-3380L-26-15
-
-
8.0
34.0
117
2600
5
OWPB-394722W1405-12
47.0
39.0
22.0
-
100
2250
12
OWPB-4222W1405-12
-
-
21.6
40.0
100
-
12
OWPB-4515P-25-20
-
-
15.4
45.0
100
2500
20
OWPB-909018S-40-03
9.0
9.0
1.8
-
65
4000
3 V
Ole Wolff Elektronik A/S | Roedengvej 14, 4180 Soroe, DK Denmark | +45 5783 3830 | sales@owolff.com