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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: $8.53
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

$8.53

$6.89

$6.16

$5.77

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Min.: 1
Mult.: 1

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

MSR320SR
Mallory Sonalert
1: $8.93
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

$8.93

$7.09

$6.42

$5.96

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Min.: 1
Mult.: 1

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

MSR516NSR
Mallory Sonalert
1: $9.78
345In 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

345In Stock

$9.78

$7.59

$6.87

$6.38

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Min.: 1
Mult.: 1

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

SBM428R
Mallory Sonalert
1: $26.81
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

$26.81

$20.78

$18.86

$17.55

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Min.: 1
Mult.: 1

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

SC110R
Mallory Sonalert
1: $41.51
45In Stock
78Expected 11/09/2026

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 11/09/2026

$41.51

$34.57

$32.84

$30.60

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Mult.: 1

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

SC250DR
Mallory Sonalert
1: $50.65
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

$50.65

$40.73

$37.86

$35.28

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Mult.: 1

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

SC616NR
Mallory Sonalert
1: $24.84
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

$24.84

$19.24

$17.46

$16.24

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Min.: 1
Mult.: 1

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

SC628
Mallory Sonalert
1: $19.56
826In Stock

Mfr. Part No.
SC628

Mouser Part No
539-SC628

Mallory Sonalert

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

Datasheet

826In Stock

$19.56

$15.12

$13.71

$12.75

$12.45

Min.: 1
Mult.: 1

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

SC628-BTR
Mallory Sonalert
1: $25.44
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

$25.44

$19.58

$17.33

$16.09

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Mult.: 1

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

SC628NLR
Mallory Sonalert
1: $34.30
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

$34.30

$26.43

$23.67

$22.07

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Min.: 1
Mult.: 1

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

SC628NR
Mallory Sonalert
1: $22.88
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

$22.88

$18.86

$17.50

$15.91

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Min.: 1
Mult.: 1

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

SCE028MD3CTB
Mallory Sonalert
1: $29.71
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

$29.71

$22.88

$20.75

$19.33

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Min.: 1
Mult.: 1

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

SCH628NR
Mallory Sonalert
1: $235.67
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

$235.67

$202.14

$181.19

Min.: 1
Mult.: 1

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

SCH628R
Mallory Sonalert
1: $221.42
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

$221.42

$174.31

$165.55

Min.: 1
Mult.: 1

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

SNP428R
Mallory Sonalert
1: $23.27
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

$23.27

$18.02

$16.34

$15.20

$13.07

Min.: 1
Mult.: 1

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

ZA028LACT
Mallory Sonalert
1: $51.46
64In Stock

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

64In Stock

$51.46

$40.09

$36.44

$33.96

$32.05

Min.: 1
Mult.: 1

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

ZA120MACT
Mallory Sonalert
1: $47.54
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

$47.54

$38.01

$34.41

$32.44

$30.46

Min.: 1
Mult.: 1

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

ZT120LACTR
Mallory Sonalert
1: $63.13
38In Stock
32Expected 11/09/2026

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 11/09/2026

$63.13

$50.60

$45.18

$42.06

$40.68

Min.: 1
Mult.: 1

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

ASI301TRQ
Mallory Sonalert
1: $3.80
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

$3.80

$2.99

$2.73

$2.54

Reel

$2.33

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MouseReel Available

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Mult.: 1

: 250

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

PB-12N23P-03Q
Mallory Sonalert
1: $4.24
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

$4.24

$3.28

$2.97

$2.67

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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: $2.57
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

$2.57

$1.95

$1.75

$1.62

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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: $3.78
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

$3.78

$2.88

$2.60

$2.41

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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: $4.60
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

$4.60

$3.39

$3.14

$3.00

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Min.: 1
Mult.: 1

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

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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: $4.21
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

$4.21

$3.16

$2.93

$2.74

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Min.: 1
Mult.: 1

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