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Audio Signal Indicator Units:

388 Products Found

Farnell 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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Supply Voltage VAC
Supply Voltage VDC
Tones
Sound Pressure Level (SPL)
IP / NEMA Rating
Product Range
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ComparePrice ForQuantity
2831555

RoHS

Each
1+
Kč3,002.327
Min: 1 / Mult: 1
230V
-
Multiple
100dB
IP54
K70 Series
-
-
69mm
-20°C
50°C
4155244

RoHS

Each
1+
Kč640.543
Min: 1 / Mult: 1
-
35V
3 Tone
99dBA
IP21
BiWire Ultra Series
-
11mA
91mm
-25°C
70°C
4295289

RoHS

Each
1+
Kč1,014.737
5+
Kč994.422
10+
Kč974.107
Min: 1 / Mult: 1
24V
24V
Continuous
80dB
IP65, NEMA 1, NEMA 2, NEMA 3, NEMA 3R, NEMA 4, NEMA 4X, NEMA 12, NEMA 13
MP Buzzers
-
60mA
68mm
-25°C
65°C
3956837

RoHS

Each
1+
Kč2,589.259
Min: 1 / Mult: 1
230V
-
8 Tone
100dB
IP54, NEMA 12
KombiSIGN 70 Series
3.4kHz
40mA
72mm
-20°C
50°C
4155248

RoHS

Each
1+
Kč785.506
Min: 1 / Mult: 1
-
35V
3 Tone
99dBA
IP66
BiWire Ultra Series
-
11mA
100mm
-25°C
70°C
4295293

RoHS

Each
1+
Kč1,014.737
5+
Kč994.422
10+
Kč974.107
Min: 1 / Mult: 1
24V
24V
Intermittent
80dB
IP65, NEMA 1, NEMA 2, NEMA 3, NEMA 3R, NEMA 4, NEMA 4X, NEMA 12, NEMA 13
MP Buzzers
-
60mA
68mm
-25°C
65°C
4295288

RoHS

Each
1+
Kč1,014.737
5+
Kč994.422
10+
Kč974.107
Min: 1 / Mult: 1
12V
12V
Continuous
80dB
IP65, NEMA 1, NEMA 2, NEMA 3, NEMA 3R, NEMA 4, NEMA 4X, NEMA 12, NEMA 13
MP Buzzers
-
60mA
68mm
-25°C
65°C
4295294

RoHS

Each
1+
Kč1,014.737
5+
Kč994.422
Min: 1 / Mult: 1
110V
-
Intermittent
80dB
IP65, NEMA 1, NEMA 2, NEMA 3, NEMA 3R, NEMA 4, NEMA 4X, NEMA 12, NEMA 13
MP Buzzers
-
20mA
68mm
-25°C
65°C
4295295

RoHS

Each
1+
Kč1,014.737
5+
Kč994.422
10+
Kč974.107
Min: 1 / Mult: 1
240V
-
Intermittent
80dB
IP65, NEMA 1, NEMA 2, NEMA 3, NEMA 3R, NEMA 4, NEMA 4X, NEMA 12, NEMA 13
MP Buzzers
-
20mA
68mm
-25°C
65°C
1320826

RoHS

Each
1+
Kč788.014
5+
Kč773.969
10+
Kč764.188
Min: 1 / Mult: 1
-
24V
Single
84dB
-
-
-
25mA
152mm
-
-
1649236

RoHS

Each
1+
Kč292.182
5+
Kč284.407
10+
Kč281.147
Min: 1 / Mult: 1
12V
12V
Continuous
90dB
IP55
AE20M Series
2.9kHz
20mA
43mm
-20°C
60°C
1320818

RoHS

Each
1+
Kč552.763
5+
Kč542.731
10+
Kč535.960
Min: 1 / Mult: 1
-
24V
Multiple Tones
96dB
IP65
Roshni Series
-
8mA
93mm
-25°C
80°C
1649237

RoHS

Each
1+
Kč303.217
5+
Kč295.192
10+
Kč291.931
Min: 1 / Mult: 1
24V
24V
Continuous, Pulse
85dB
IP55
AE20M Series
2.9kHz
25mA
43mm
-20°C
60°C
1320817

RoHS

Each
1+
Kč552.763
5+
Kč542.731
10+
Kč535.960
Min: 1 / Mult: 1
-
24V
32 Tone
102dB
IP54
Roshni Series
-
8mA
93mm
-25°C
70°C
3715279

RoHS

Each
1+
Kč3,122.460
Min: 1 / Mult: 1
48V
48V
Continuous, Intermittent
90dB
IP66
Harmony Series
-
15mA
70mm
-25°C
50°C
2056175

RoHS

Each
1+
Kč3,122.460
Min: 1 / Mult: 1
230V
230V
Continuous, Intermittent
90dB
IP65
Harmony Series
2.8kHz
25mA
70mm
-25°C
50°C
8810150
Each
1+
Kč4,089.294
Min: 1 / Mult: 1
230V
-
Single
127dB
IP21
-
1.68kHz
1A
140mm
-30°C
45°C
3225036

RoHS

Each
1+
Kč2,238.641
Min: 1 / Mult: 1
230V
-
102 Tone
110dB
IP66, IP69K
X10 Midi Series
-
34mA
132mm
-40°C
70°C
1214979

RoHS

Each
1+
Kč979.625
5+
Kč960.062
10+
Kč940.500
Min: 1 / Mult: 1
24V
24V
Continuous
85dB
IP65
-
1.75kHz
25mA
72mm
-20°C
50°C
4336744

RoHS

Each
1+
Kč2,366.549
Min: 1 / Mult: 1
-
24V
Multiple Tones
100dB
IP65
110 Series
3.4kHz
80mA
52mm
-20°C
50°C
4336781

RoHS

Each
1+
Kč2,555.150
Min: 1 / Mult: 1
230V
-
Continuous
108dB
IP55
570 Series
-
70mA
152mm
60°C
60°C
2401648

RoHS

Each
1+
Kč3,387.054
Min: 1 / Mult: 1
-
24V
Multiple Tones
110dB
IP65
-
-
34mA
128mm
-35°C
66°C
2911806

RoHS

Each
1+
Kč1,085.713
5+
Kč1,052.357
10+
Kč1,031.290
Min: 1 / Mult: 1
24V
24V
Continuous
90dB
IP66, IP67, IP69K, NEMA 1, 3R, 4, 4X, 12, 13
Compact Series
-
40mA
55mm
-25°C
70°C
3566184

RoHS

Each
1+
Kč565.303
5+
Kč555.271
10+
Kč548.249
Min: 1 / Mult: 1
-
28V
32 Tone
102dB
IP65
RoLP Series
-
12mA
93mm
-25°C
70°C
3566181

RoHS

Each
1+
Kč552.763
5+
Kč542.731
10+
Kč535.960
Min: 1 / Mult: 1
-
28V
32 Tone
102dB
IP54
RoLP Series
-
12mA
63mm
-25°C
70°C
1-25 of 388 items
of 16 page(s)

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