.hide-partial { max-height: none; } .show-more { display: none; }

Continuous Audio Devices

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Audio Devices

List Images

Results: 516

Applied Filters:

Tone = Continuous

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Buzzers & Audio Indicators - Industrial CONSTANT, 3-24VDC 2.5KHZ, 95DB, 23X18

PK-20A25WQ
Mallory Sonalert
1: $6.51
1,868In Stock

Mfr. Part No.
PK-20A25WQ

Mouser Part No
539-PK-20A25WQ

Mallory Sonalert

Buzzers & Audio Indicators - Industrial CONSTANT, 3-24VDC 2.5KHZ, 95DB, 23X18

Datasheet

1,868In Stock

$6.51

$5.43

$4.67

$4.35

View

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial 20-28DC 96-98DB 400HZ CONT 26X15 STK $

PK-26N04W-24VQ
Mallory Sonalert
1: $8.45
289In Stock

Mfr. Part No.
PK-26N04W-24VQ

Mouser Part No
539-PK-26N04W-24VQ

Mallory Sonalert

Buzzers & Audio Indicators - Industrial 20-28DC 96-98DB 400HZ CONT 26X15 STK $

Datasheet

289In Stock

$8.45

$6.87

$6.04

$5.59

View

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial CONSTANT, 3-28VDC 2.5KHZ, 90DB, 30X10

PK-27N26WQ
Mallory Sonalert
1: $5.90
487In Stock
893Expected 20/10/2026

Mfr. Part No.
PK-27N26WQ

Mouser Part No
539-PK-27N26WQ

Mallory Sonalert

Buzzers & Audio Indicators - Industrial CONSTANT, 3-28VDC 2.5KHZ, 90DB, 30X10

Datasheet

487In Stock

893Expected 20/10/2026

$5.90

$5.14

$4.47

$4.30

View

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Board Mount CONSTANT, 3-15VDC 4.1KHZ, SEALED

PK-12N40PEQ
Mallory Sonalert
1: $4.45
4,310In Stock

Mfr. Part No.
PK-12N40PEQ

Mouser Part No
539-PK12N40PEQ

Mallory Sonalert

Buzzers & Audio Indicators - Board Mount CONSTANT, 3-15VDC 4.1KHZ, SEALED

Datasheet

4,310In Stock

$4.45

$3.60

$3.25

$2.98

View

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Board Mount CONSTANT, 3-24VDC 2.5KHZ, 95DB, 23X18

PK-20A25PQ
Mallory Sonalert
1: $5.74
1,513In Stock

Mfr. Part No.
PK-20A25PQ

Mouser Part No
539-PK20A25PQ

Mallory Sonalert

Buzzers & Audio Indicators - Board Mount CONSTANT, 3-24VDC 2.5KHZ, 95DB, 23X18

Datasheet

1,513In Stock

$5.74

$4.19

$3.88

$3.58

View

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial CONSTANT, 3-24VDC 3.5KHZ, 95DB, 28X25

PK-20A35EWQ
Mallory Sonalert
1: $5.61
2,601In Stock

Mfr. Part No.
PK-20A35EWQ

Mouser Part No
539-PK20A35EWQ

Mallory Sonalert

Buzzers & Audio Indicators - Industrial CONSTANT, 3-24VDC 3.5KHZ, 95DB, 28X25

Datasheet

2,601In Stock

$5.61

$4.10

$3.80

$3.57

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial CONSTANT, 1.5-30VDC 3KHZ, 85DB, 24X9.5MM

PK-21N30WQ
Mallory Sonalert
1: $4.65
433In Stock

Mfr. Part No.
PK-21N30WQ

Mouser Part No
539-PK21N30WQ

Mallory Sonalert

Buzzers & Audio Indicators - Industrial CONSTANT, 1.5-30VDC 3KHZ, 85DB, 24X9.5MM

Datasheet

433In Stock

$4.65

$3.82

$3.45

$3.22

View

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial CONSTANT, 3-28VDC 3.5KHZ, 90DB, 30X10

PK-27N36WQ
Mallory Sonalert
1: $6.03
519In Stock

Mfr. Part No.
PK-27N36WQ

Mouser Part No
539-PK27N36WQ

Mallory Sonalert

Buzzers & Audio Indicators - Industrial CONSTANT, 3-28VDC 3.5KHZ, 90DB, 30X10

Datasheet

519In Stock

$6.03

$5.30

$4.63

$4.44

View

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial LOUD CONT 30-120V

SC110N
Mallory Sonalert
1: $58.05
61In Stock

Mfr. Part No.
SC110N

Mouser Part No
539-SC110N

Mallory Sonalert

Buzzers & Audio Indicators - Industrial LOUD CONT 30-120V

Datasheet

61In Stock

$58.05

$49.11

$49.03

$47.84

$44.85

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial CONSTANT, 60-250V 2900HZ, CUL APPRVD

SC250
Mallory Sonalert
1: $53.60
58In Stock

Mfr. Part No.
SC250

Mouser Part No
539-SC250

Mallory Sonalert

Buzzers & Audio Indicators - Industrial CONSTANT, 60-250V 2900HZ, CUL APPRVD

Datasheet

Product Comments

58In Stock

$53.60

$45.51

$42.39

$34.98

$33.65

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial LOUD CONT 6-16V

SC616N
Mallory Sonalert
1: $31.69
68In Stock

Mfr. Part No.
SC616N

Mouser Part No
539-SC616N

Mallory Sonalert

Buzzers & Audio Indicators - Industrial LOUD CONT 6-16V

Datasheet

68In Stock

$31.69

$26.12

$23.96

$22.91

View

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial LOUD CONT 6-28V

SC628AN
Mallory Sonalert
1: $49.81
69In Stock

Mfr. Part No.
SC628AN

Mouser Part No
539-SC628AN

Mallory Sonalert

Buzzers & Audio Indicators - Industrial LOUD CONT 6-28V

Datasheet

69In Stock

$49.81

$41.42

$38.78

$38.02

View

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial CONSTANT, 6-28VDC MIL/RUGGED, LOUD

SC628MN
Mallory Sonalert
1: $60.63
73In Stock

Mfr. Part No.
SC628MN

Mouser Part No
539-SC628MN

Mallory Sonalert

Buzzers & Audio Indicators - Industrial CONSTANT, 6-28VDC MIL/RUGGED, LOUD

Learn More

Datasheet

73In Stock

$60.63

$49.41

$46.05

$44.08

$41.68

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial CONT. TONE 6-28V

SC628N
Mallory Sonalert
1: $29.58
105In Stock

Mfr. Part No.
SC628N

Mouser Part No
539-SC628N

Mallory Sonalert

Buzzers & Audio Indicators - Industrial CONT. TONE 6-28V

Datasheet

105In Stock

$29.58

$23.86

$21.39

$20.18

View

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial MED CONT 10-48V

SC648
Mallory Sonalert
1: $25.64
145In Stock

Mfr. Part No.
SC648

Mouser Part No
539-SC648

Mallory Sonalert

Buzzers & Audio Indicators - Industrial MED CONT 10-48V

Datasheet

Product Comments

145In Stock

$25.64

$21.48

$20.09

$18.92

View

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial 22-07152-00R RED LED ROHS STK $

LSC616NR
Mallory Sonalert
1: $67.04
19In Stock

Mfr. Part No.
LSC616NR

Mouser Part No
539-LSC616NR

Mallory Sonalert

Buzzers & Audio Indicators - Industrial 22-07152-00R RED LED ROHS STK $

Datasheet

19In Stock

$67.04

$56.19

$54.12

$53.10

View

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial 22-07170-00R RED LED STK $

LSC628ANR
Mallory Sonalert
1: $78.65
1In Stock

Mfr. Part No.
LSC628ANR

Mouser Part No
539-LSC628ANR

Mallory Sonalert

Buzzers & Audio Indicators - Industrial 22-07170-00R RED LED STK $

Datasheet

1In Stock

$78.65

$61.47

$55.94

$52.17

$51.71

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Board Mount CONSTANT, 4-10VDC LOUD, 23X10MM, PINS

MSR414NR
Mallory Sonalert
1: $9.86
45In Stock

Mfr. Part No.
MSR414NR

Mouser Part No
539-MSR414NR

Mallory Sonalert

Buzzers & Audio Indicators - Board Mount CONSTANT, 4-10VDC LOUD, 23X10MM, PINS

Learn More

Datasheet

45In Stock

$9.86

$7.63

$7.19

$6.54

View

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Board Mount CONSTANT, 1-5VDC PC PINS, CUL APPRVD

SBM2R
Mallory Sonalert
1: $31.95
18In Stock

Mfr. Part No.
SBM2R

Mouser Part No
539-SBM2R

Mallory Sonalert

Buzzers & Audio Indicators - Board Mount CONSTANT, 1-5VDC PC PINS, CUL APPRVD

Datasheet

18In Stock

$31.95

$28.33

$23.91

$23.03

View

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial IEC ALARM 3-5VDC 90 DB GENERAL FLANGE

SBT5LM0FL
Mallory Sonalert
1: $49.62
7In Stock

Mfr. Part No.
SBT5LM0FL

Mouser Part No
539-SBT5LM0FL

Mallory Sonalert

Buzzers & Audio Indicators - Industrial IEC ALARM 3-5VDC 90 DB GENERAL FLANGE

Learn More

Datasheet

7In Stock

$49.62

$39.37

$35.78

$33.34

$31.40

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Board Mount IEC ALARM 3-5VDC 90 DB GENERAL PC

SBT5LM0PC
Mallory Sonalert
1: $47.08
5In Stock

Mfr. Part No.
SBT5LM0PC

Mouser Part No
539-SBT5LM0PC

Mallory Sonalert

Buzzers & Audio Indicators - Board Mount IEC ALARM 3-5VDC 90 DB GENERAL PC

Learn More

Datasheet

5In Stock

$47.08

$35.19

$33.03

$31.90

View

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial CONSTANT, 1-5VDC 2900HZ, CUL APPRVD

SC105R
Mallory Sonalert
1: $25.76
26In Stock

Mfr. Part No.
SC105R

Mouser Part No
539-SC105R

Mallory Sonalert

Buzzers & Audio Indicators - Industrial CONSTANT, 1-5VDC 2900HZ, CUL APPRVD

Learn More

Datasheet

26In Stock

$25.76

$20.30

$18.64

$17.35

View

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial CONSTANT, 30-120V 1900HZ, SOFT

SC110ER
Mallory Sonalert
1: $47.18
3In Stock

Mfr. Part No.
SC110ER

Mouser Part No
539-SC110ER

Mallory Sonalert

Buzzers & Audio Indicators - Industrial CONSTANT, 30-120V 1900HZ, SOFT

Learn More

Datasheet

3In Stock

$47.18

$36.55

$33.44

$31.15

$29.11

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial CONSTANT, 30-120V 2900HZ, SOFT

SC110FR
Mallory Sonalert
1: $65.51
1In Stock

Mfr. Part No.
SC110FR

Mouser Part No
539-SC110FR

Mallory Sonalert

Buzzers & Audio Indicators - Industrial CONSTANT, 30-120V 2900HZ, SOFT

Datasheet

1In Stock

$65.51

$54.11

$51.57

$50.34

View

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial CONSTANT, 30-120V 4500HZ, CUL APPRVD

SC110HR
Mallory Sonalert
1: $48.74
12In Stock

Mfr. Part No.
SC110HR

Mouser Part No
539-SC110HR

Mallory Sonalert

Buzzers & Audio Indicators - Industrial CONSTANT, 30-120V 4500HZ, CUL APPRVD

Learn More

Datasheet

12In Stock

$48.74

$40.62

$35.92

$34.79

$32.93

Min.: 1
Mult.: 1

Continuous Audio Devices

Types of Audio Devices

Customer Service Office

Company

Resources

Support