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Continuous Audio Devices

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Part #

Buzzers & Audio Indicators - Board Mount CONSTANT, 3-20VDC MEDIUM, 23X10MM

MSR320R
Mallory Sonalert
1: $11.60
1,308In Stock

Mfr. Part No.
MSR320R

Mouser Part No
539-MSR320R

Mallory Sonalert

Buzzers & Audio Indicators - Board Mount CONSTANT, 3-20VDC MEDIUM, 23X10MM

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Datasheet

1,308In Stock

$11.60

$9.37

$8.38

$7.85

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Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Board Mount CONSTANT, 3-20VDC SEALED, 23X10MM

MSR320SR
Mallory Sonalert
1: $12.14
950In Stock

Mfr. Part No.
MSR320SR

Mouser Part No
539-MSR320SR

Mallory Sonalert

Buzzers & Audio Indicators - Board Mount CONSTANT, 3-20VDC SEALED, 23X10MM

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Datasheet

950In Stock

$12.14

$9.64

$8.73

$8.11

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Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Board Mount CONSTANT, 5-16VDC LOUD, SEALED, PINS

MSR516NSR
Mallory Sonalert
1: $13.30
395In Stock

Mfr. Part No.
MSR516NSR

Mouser Part No
539-MSR516NSR

Mallory Sonalert

Buzzers & Audio Indicators - Board Mount CONSTANT, 5-16VDC LOUD, SEALED, PINS

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Datasheet

395In Stock

$13.30

$10.32

$9.34

$8.68

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Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Board Mount CONSTANT, 4-28VDC PC PINS, CUL APPRVD

SBM428R
Mallory Sonalert
1: $36.46
89In Stock

Mfr. Part No.
SBM428R

Mouser Part No
539-SBM428R

Mallory Sonalert

Buzzers & Audio Indicators - Board Mount CONSTANT, 4-28VDC PC PINS, CUL APPRVD

Datasheet

89In Stock

$36.46

$28.26

$25.65

$23.87

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Min.: 1
Mult.: 1

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

SC110R
Mallory Sonalert
1: $56.45
45In Stock
78Expected 11/9/2026

Mfr. Part No.
SC110R

Mouser Part No
539-SC110R

Mallory Sonalert

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

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Datasheet

45In Stock

78Expected 11/9/2026

$56.45

$47.02

$44.66

$41.62

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Mult.: 1

Buzzers & Audio Indicators - Industrial CONSTANT, 60-250V 1900HZ, CUL APPRVD

SC250DR
Mallory Sonalert
1: $68.88
135In Stock

Mfr. Part No.
SC250DR

Mouser Part No
539-SC250DR

Mallory Sonalert

Buzzers & Audio Indicators - Industrial CONSTANT, 60-250V 1900HZ, CUL APPRVD

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Datasheet

135In Stock

$68.88

$55.39

$51.49

$47.98

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Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial CONSTANT, 6-16VDC XLOUD, CUL APPRVD

SC616NR
Mallory Sonalert
1: $33.78
418In Stock

Mfr. Part No.
SC616NR

Mouser Part No
539-SC616NR

Mallory Sonalert

Buzzers & Audio Indicators - Industrial CONSTANT, 6-16VDC XLOUD, CUL APPRVD

Datasheet

418In Stock

$33.78

$26.17

$23.75

$22.09

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Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial MED CONTINUOUS 6-28V

SC628
Mallory Sonalert
1: $26.60
826In Stock

Mfr. Part No.
SC628

Mouser Part No
539-SC628

Mallory Sonalert

Buzzers & Audio Indicators - Industrial MED CONTINUOUS 6-28V

Datasheet

826In Stock

$26.60

$20.56

$18.65

$17.34

$16.93

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial Classic Sonalert w/ Flat Blade terminals

SC628-BTR
Mallory Sonalert
1: $34.60
100In Stock

Mfr. Part No.
SC628-BTR

Mouser Part No
539-SC628-BTR

Mallory Sonalert

Buzzers & Audio Indicators - Industrial Classic Sonalert w/ Flat Blade terminals

Datasheet

100In Stock

$34.60

$26.63

$23.57

$21.88

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Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial CONSTANT, 6-28VDC 2900HZ, CUL APPRVD

SC628NLR
Mallory Sonalert
1: $46.65
136In Stock

Mfr. Part No.
SC628NLR

Mouser Part No
539-SC628NLR

Mallory Sonalert

Buzzers & Audio Indicators - Industrial CONSTANT, 6-28VDC 2900HZ, CUL APPRVD

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Datasheet

136In Stock

$46.65

$35.94

$32.19

$30.02

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Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial CONSTANT, 6-28VDC LOUD, CUL APPRVD

SC628NR
Mallory Sonalert
1: $31.12
414In Stock

Mfr. Part No.
SC628NR

Mouser Part No
539-SC628NR

Mallory Sonalert

Buzzers & Audio Indicators - Industrial CONSTANT, 6-28VDC LOUD, CUL APPRVD

Datasheet

414In Stock

$31.12

$25.65

$23.80

$21.64

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Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial CONSTANT 16-28VDC, 3KHZ, MED

SCE028MD3CTB
Mallory Sonalert
1: $40.41
556In Stock

Mfr. Part No.
SCE028MD3CTB

Mouser Part No
539-SCE028MD3CTB

Mallory Sonalert

Buzzers & Audio Indicators - Industrial CONSTANT 16-28VDC, 3KHZ, MED

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Datasheet

556In Stock

$40.41

$31.12

$28.22

$26.29

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Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial CONSTANT, 6-28VDC LOUD, CLASS I DIV II

SCH628NR
Mallory Sonalert
1: $320.51
17In Stock

Mfr. Part No.
SCH628NR

Mouser Part No
539-SCH628NR

Mallory Sonalert

Buzzers & Audio Indicators - Industrial CONSTANT, 6-28VDC LOUD, CLASS I DIV II

Datasheet

17In Stock

$320.51

$274.91

$246.42

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial CONSTANT, 6-28VDC MED, CLASS I DIV II

SCH628R
Mallory Sonalert
1: $301.13
8In Stock

Mfr. Part No.
SCH628R

Mouser Part No
539-SCH628R

Mallory Sonalert

Buzzers & Audio Indicators - Industrial CONSTANT, 6-28VDC MED, CLASS I DIV II

Datasheet

8In Stock

$301.13

$237.06

$225.15

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial CONSTANT, 4-28VDC SNAP-IN, CUL APPRVD

SNP428R
Mallory Sonalert
1: $31.65
112In Stock

Mfr. Part No.
SNP428R

Mouser Part No
539-SNP428R

Mallory Sonalert

Buzzers & Audio Indicators - Industrial CONSTANT, 4-28VDC SNAP-IN, CUL APPRVD

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Datasheet

112In Stock

$31.65

$24.51

$22.22

$20.67

$17.78

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial 22MM 16-28ACDC 85-95DB CONT CUL ROH STK$

ZA028LACT
Mallory Sonalert
1: $69.99
45In Stock
19Expected 10/9/2026

Mfr. Part No.
ZA028LACT

Mouser Part No
539-ZA028LACT

Mallory Sonalert

Buzzers & Audio Indicators - Industrial 22MM 16-28ACDC 85-95DB CONT CUL ROH STK$

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Datasheet

45In Stock

19Expected 10/9/2026

$69.99

$54.52

$49.56

$46.19

$43.59

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial 22MM 48-120ACDC 75-85DB CON CUL ROH STK$

ZA120MACT
Mallory Sonalert
1: $64.65
81In Stock

Mfr. Part No.
ZA120MACT

Mouser Part No
539-ZA120MACT

Mallory Sonalert

Buzzers & Audio Indicators - Industrial 22MM 48-120ACDC 75-85DB CON CUL ROH STK$

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Datasheet

81In Stock

$64.65

$51.69

$46.80

$44.12

$41.43

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial ALARM+LED 120 Vac; Loud; Red; Cont.

ZT120LACTR
Mallory Sonalert
1: $85.86
38In Stock
32Expected 11/9/2026

Mfr. Part No.
ZT120LACTR

Mouser Part No
539-ZT120LACTR

Mallory Sonalert

Buzzers & Audio Indicators - Industrial ALARM+LED 120 Vac; Loud; Red; Cont.

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Datasheet

38In Stock

32Expected 11/9/2026

$85.86

$68.82

$61.44

$57.20

$55.32

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Board Mount CONSTANT, 4-7VDC 2.3KHZ, REEL

ASI301TRQ
Mallory Sonalert
1: $5.17
830In Stock

Mfr. Part No.
ASI301TRQ

Mouser Part No
539-ASI301TRQ

Mallory Sonalert

Buzzers & Audio Indicators - Board Mount CONSTANT, 4-7VDC 2.3KHZ, REEL

Datasheet

830In Stock

Cut Tape

$5.17

$4.07

$3.71

$3.45

Reel

$3.17

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MouseReel Available

Min.: 1
Mult.: 1

: 250

Buzzers & Audio Indicators - Board Mount CONSTANT, 2300HZ 2-5VDC, SEALED

PB-12N23P-03Q
Mallory Sonalert
1: $5.77
2,691In Stock
2,990Expected 16/12/2026

Mfr. Part No.
PB-12N23P-03Q

Mouser Part No
539-PB-12N23P-03Q

Mallory Sonalert

Buzzers & Audio Indicators - Board Mount CONSTANT, 2300HZ 2-5VDC, SEALED

Datasheet

2,691In Stock

2,990Expected 16/12/2026

$5.77

$4.46

$4.04

$3.63

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Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Board Mount CONSTANT, 2300HZ 1.2-2.5VDC, 9X5.5MM

PB-09N23P-03Q
Mallory Sonalert
1: $3.50
1,163In Stock

Mfr. Part No.
PB-09N23P-03Q

Mouser Part No
539-PB09N23P-03Q

Mallory Sonalert

Buzzers & Audio Indicators - Board Mount CONSTANT, 2300HZ 1.2-2.5VDC, 9X5.5MM

Datasheet

1,163In Stock

$3.50

$2.65

$2.38

$2.20

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Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Board Mount CONSTANT, 3-7VDC 3200HZ, 12x7.5MM

PB-12N32MP-05AQ
Mallory Sonalert
1: $5.14
1,763In Stock

Mfr. Part No.
PB-12N32MP-05AQ

Mouser Part No
539-PB12N32MP05AQ

Mallory Sonalert

Buzzers & Audio Indicators - Board Mount CONSTANT, 3-7VDC 3200HZ, 12x7.5MM

Datasheet

1,763In Stock

$5.14

$3.92

$3.54

$3.28

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Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Board Mount CONSTANT, 3-15VDC 4.1KHZ, 83DB, 14X8MM

PK-12N40PQ
Mallory Sonalert
1: $6.26
1,817In Stock
1,954Expected 20/10/2026

Mfr. Part No.
PK-12N40PQ

Mouser Part No
539-PK-12N40PQ

Mallory Sonalert

Buzzers & Audio Indicators - Board Mount CONSTANT, 3-15VDC 4.1KHZ, 83DB, 14X8MM

Datasheet

1,817In Stock

1,954Expected 20/10/2026

$6.26

$4.61

$4.27

$4.08

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Min.: 1
Mult.: 1

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

PK-20A25WQ
Mallory Sonalert
1: $8.85
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

$8.85

$7.38

$6.35

$5.92

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Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Board Mount CONSTANT, 1.5-30VDC 3KHZ, 80DB, 24X9.5MM

PK-21N30PQ
Mallory Sonalert
1: $5.73
2,968In Stock

Mfr. Part No.
PK-21N30PQ

Mouser Part No
539-PK-21N30PQ

Mallory Sonalert

Buzzers & Audio Indicators - Board Mount CONSTANT, 1.5-30VDC 3KHZ, 80DB, 24X9.5MM

Datasheet

2,968In Stock

$5.73

$4.30

$3.98

$3.73

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Min.: 1
Mult.: 1

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