28V Audio Signal Indicator Units:

16 Products Found

Element14 provides a curated selection of audio signal indicators that meet diverse industry needs - from compact buzzers to programmable voice annunciators. Our range supports applications requiring high audibility and reliable acoustic signalling.

Audio signal indicator units are designed to emit sound alerts in response to specific triggers within a process or system. These devices ensure that operators receive clear and immediate feedback in environments where visual alerts may not suffice.

Features include tone variation, volume control, continuous/intermittent sound options and wide operating voltages. Common use cases:

  • Assembly Lines: Alerting for production stops or faults.
  • Safety Systems: Emergency or evacuation alerts.
  • Public Infrastructure: Acoustic signalling in transport hubs or automated kiosks.
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Buyer
Engineer
Manufacturer
Supply Voltage VAC
Supply Voltage VDC
Tones
Sound Pressure Level (SPL)
IP / NEMA Rating
Product Range
Resonant Frequency
Current Consumption
External Depth
Operating Temperature Min
Operating Temperature Max
Packaging
Filter(s) Applied
1 Filter(s) Selected
ComparePrice ForQuantity
2420434

RoHS

Each
1+
S$24.880
(S$27.1192)
5+
S$24.720
(S$26.9448)
10+
S$24.560
(S$26.7704)
20+
S$24.390
(S$26.5851)
50+
S$23.910
(S$26.0619)
Min: 1 / Mult: 1
-
28V
Low Frequency
90dB
IP34
-
450Hz
25mA
35mm
-20°C
60°C
3566184

RoHS

Each
1+
S$42.490
(S$46.3141)
5+
S$38.540
(S$42.0086)
10+
S$36.470
(S$39.7523)
20+
S$36.400
(S$39.676)
Min: 1 / Mult: 1
-
28V
32 Tone
102dBA
IP65
RoLP Series
-
12mA
93mm
-25°C
70°C
3566181

RoHS

Each
1+
S$42.490
(S$46.3141)
5+
S$38.540
(S$42.0086)
10+
S$36.470
(S$39.7523)
20+
S$36.400
(S$39.676)
Min: 1 / Mult: 1
-
28V
32 Tone
102dBA
IP54
RoLP Series
-
12mA
63mm
-25°C
70°C
3566182

RoHS

Each
1+
S$41.540
(S$45.2786)
5+
S$37.690
(S$41.0821)
10+
S$35.650
(S$38.8585)
20+
S$35.590
(S$38.7931)
Min: 1 / Mult: 1
-
28V
32 Tone
102dBA
IP65
RoLP Series
-
12mA
93mm
-25°C
70°C
2432476

RoHS

Each
1+
S$127.560
(S$139.0404)
5+
S$115.710
(S$126.1239)
10+
S$109.470
(S$119.3223)
20+
S$109.280
(S$119.1152)
Min: 1 / Mult: 1
-
28V
Multiple Tones
92dB
IP65
-
-
18mA
-
-25°C
70°C
2909058

RoHS

Each
1+
S$36.900
(S$40.221)
5+
S$33.470
(S$36.4823)
10+
S$31.670
(S$34.5203)
20+
S$31.610
(S$34.4549)
Min: 1 / Mult: 1
-
28V
Multiple Tones
97dBA
IP21C
Askari Compact Series
-
18mA
52mm
-10°C
55°C
3566187

RoHS

Each
1+
S$131.890
(S$143.7601)
Min: 1 / Mult: 1
-
28V
32 Tone
92dB
IP65
Askari Series
-
18mA
45mm
-25°C
70°C
3566185

RoHS

Each
1+
S$66.290
(S$72.2561)
5+
S$60.140
(S$65.5526)
10+
S$56.890
(S$62.0101)
20+
S$56.790
(S$61.9011)
Min: 1 / Mult: 1
230V
28V
32 Tone
102dBA
IP65
RoLP Series
-
12mA
93mm
-25°C
70°C
2059722

RoHS

Each
1+
S$57.900
(S$63.111)
5+
S$57.330
(S$62.4897)
10+
S$56.760
(S$61.8684)
20+
S$55.630
(S$60.6367)
Min: 1 / Mult: 1
-
28V
Continuous, Pulse
100dB
IP30
-
3.2kHz
50mA
49mm
-20°C
60°C
2909063

RoHS

Each
1+
S$42.350
(S$46.1615)
5+
S$38.420
(S$41.8778)
10+
S$36.350
(S$39.6215)
20+
S$36.280
(S$39.5452)
Min: 1 / Mult: 1
-
28V
8 Tone
90dB
IP21C
Squashni G3 Series
-
5mA
35mm
-10°C
55°C
3566191

RoHS

Each
1+
S$194.550
(S$212.0595)
Min: 1 / Mult: 1
-
28V
32 Tone
120dBA
IP66
Symphoni Series
-
240mA
96mm
-10°C
55°C
3566186

RoHS

Each
1+
S$113.770
(S$124.0093)
5+
S$111.150
(S$121.1535)
10+
S$109.380
(S$119.2242)
20+
S$107.990
(S$117.7091)
Min: 1 / Mult: 1
-
28V
32 Tone
92dB
IP65
Askari Series
-
18mA
45mm
-25°C
70°C
2420436

RoHS

Each
1+
S$14.900
(S$16.241)
Min: 1 / Mult: 1
-
28V
Low Frequency
90dB
IP34
-
450Hz
25mA
51mm
-20°C
60°C
3566188

RoHS

Pack of 4
1+
S$134.830
(S$146.9647)
Min: 1 / Mult: 1
24V
28V
32 Tone
92dB
IP65
Askari Series
-
18mA
45mm
-25°C
70°C
1466516

RoHS

Each
1+
S$119.150
(S$129.8735)
5+
S$104.260
(S$113.6434)
10+
S$99.650
(S$108.6185)
Min: 1 / Mult: 1
-
28V
Multiple Tones
92dB
IP65
Askari Series
-
18mA
45mm
-25°C
70°C
1466515

RoHS

Each
1+
S$32.110
(S$34.9999)
5+
S$31.640
(S$34.4876)
10+
S$31.170
(S$33.9753)
Min: 1 / Mult: 1
-
28V
Multiple Tones
92dB
IP65
-
-
18mA
43mm
-25°C
70°C
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