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PK Series Electromechanical

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Part #

Knobs & Dials STRT W/ KNRL W/ DOT

PK90B1/4
TE Connectivity / P&B
1: $4.87
656In Stock

Mfr. Part No.
PK90B1/4

Mouser Part No
506-PK90B-1/4

TE Connectivity / P&B

Knobs & Dials STRT W/ KNRL W/ DOT

Datasheet

656In Stock

$4.87

$4.62

$4.20

$4.08

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Mult.: 1

Knobs & Dials MLD PHEN W/ DOT IND

PK1100B1/4
TE Connectivity / Alcoswitch
1: $3.82
720In Stock

Mfr. Part No.
PK1100B1/4

Mouser Part No
506-PK1100B1/4

TE Connectivity / Alcoswitch

Knobs & Dials MLD PHEN W/ DOT IND

Datasheet

720In Stock

$3.82

$3.34

$3.06

$2.89

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Min.: 1
Mult.: 1

Knobs & Dials .984" DOT IND/SKIRT STR KNURL KNOB

PK70B1/4
TE Connectivity / Alcoswitch
1: $4.43
649In Stock

Mfr. Part No.
PK70B1/4

Mouser Part No
506-PK70B1/4

TE Connectivity / Alcoswitch

Knobs & Dials .984" DOT IND/SKIRT STR KNURL KNOB

Datasheet

649In Stock

$4.43

$3.68

$3.45

$3.31

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Mult.: 1

Knobs & Dials KNURL W/ DOT ON SKRT

PK50B1/8
TE Connectivity / P&B
1: $2.88
658In Stock
1,000Expected 07/09/2026

Mfr. Part No.
PK50B1/8

Mouser Part No
506-PK50B1/8

TE Connectivity / P&B

Knobs & Dials KNURL W/ DOT ON SKRT

Datasheet

658In Stock

1,000Expected 07/09/2026

$2.88

$2.44

$2.26

$2.11

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Mult.: 1

Buzzers & Audio Indicators - Industrial CONSTANT, 3-28VDC 2.5KHZ, 90DB, 30X16

PK-27N25WQ
Mallory Sonalert
1: $4.39
849In Stock

Mfr. Part No.
PK-27N25WQ

Mouser Part No
539-PK-27N25WQ

Mallory Sonalert

Buzzers & Audio Indicators - Industrial CONSTANT, 3-28VDC 2.5KHZ, 90DB, 30X16

Datasheet

849In Stock

$4.39

$3.60

$3.37

$3.18

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Mult.: 1

Buzzers & Audio Indicators - Board Mount CONSTANT, 3-24VDC 3KHZ, 85DB, 24X14MM

PK-21A31PQ
Mallory Sonalert
1: $5.38
398In Stock

Mfr. Part No.
PK-21A31PQ

Mouser Part No
539-PK-21A31PQ

Mallory Sonalert

Buzzers & Audio Indicators - Board Mount CONSTANT, 3-24VDC 3KHZ, 85DB, 24X14MM

Datasheet

398In Stock

$5.38

$4.37

$4.10

$3.84

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Mult.: 1

Buzzers & Audio Indicators - Industrial CONSTANT, 3-28VDC 3.8KHZ, 85DB, 23X18

PK-20N38WQ
Mallory Sonalert
1: $5.41
2,401In Stock

Mfr. Part No.
PK-20N38WQ

Mouser Part No
539-PK-20N38WQ

Mallory Sonalert

Buzzers & Audio Indicators - Industrial CONSTANT, 3-28VDC 3.8KHZ, 85DB, 23X18

Datasheet

2,401In Stock

$5.41

$4.14

$3.74

$3.53

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Mult.: 1

Buzzers & Audio Indicators - Board Mount CONSTANT, 3-24VDC 2.5KHZ, 95DB, 30X16

PK-27A25PSQ
Mallory Sonalert
1: $5.76
234In Stock

Mfr. Part No.
PK-27A25PSQ

Mouser Part No
539-PK27A25PSQ

Mallory Sonalert

Buzzers & Audio Indicators - Board Mount CONSTANT, 3-24VDC 2.5KHZ, 95DB, 30X16

Datasheet

234In Stock

$5.76

$4.97

$4.41

$4.16

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Mult.: 1

Buzzers & Audio Indicators - Industrial 3-28VDC, Continuous 3500Hz 90dB

PK-35N29ERQ
Mallory Sonalert
1: $31.65
94In Stock

Mfr. Part No.
PK-35N29ERQ

Mouser Part No
539-PK-35N29ERQ

Mallory Sonalert

Buzzers & Audio Indicators - Industrial 3-28VDC, Continuous 3500Hz 90dB

Datasheet

94In Stock

$31.65

$23.92

$21.54

$19.95

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Mult.: 1

Knobs & Dials .748" DOT IND/SKIRT STR KNURL KNOB

PK50B1/4
TE Connectivity / P&B
1: $2.68
1,324In Stock
4,000Expected 12/10/2026

Mfr. Part No.
PK50B1/4

Mouser Part No
506-PK50B1/4

TE Connectivity / P&B

Knobs & Dials .748" DOT IND/SKIRT STR KNURL KNOB

Datasheet

1,324In Stock

4,000Expected 12/10/2026

$2.68

$2.45

$2.21

$2.05

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Mult.: 1

Buzzers & Audio Indicators - Board Mount 4 DB 4.0 KHZ

PKLCS1212E4001-R1
Murata Electronics
1: $1.06
119,804On Order
End of Life

Mfr. Part No.
PKLCS1212E4001-R1

Mouser Part No
81-PKLCS1212E4001

End of Life

Murata Electronics

Buzzers & Audio Indicators - Board Mount 4 DB 4.0 KHZ

Datasheet

119,804On Order

Cut Tape

$1.06

$0.833

$0.757

$0.705

Reel

$0.503

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MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Buzzers & Audio Indicators - Board Mount Audible Alarm

PK-11N40PQ
Mallory Sonalert
1: $4.34
755In Stock

Mfr. Part No.
PK-11N40PQ

Mouser Part No
539-PK-11N40PQ

Mallory Sonalert

Buzzers & Audio Indicators - Board Mount Audible Alarm

Datasheet

755In Stock

$4.34

$3.31

$2.99

$2.77

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Mult.: 1

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

PK-12N40PQ
Mallory Sonalert
1: $4.50
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

$4.50

$3.39

$3.14

$2.96

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Mult.: 1

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

PK-20A25WQ
Mallory Sonalert
1: $6.61
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

$6.61

$5.52

$5.09

$4.88

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Mult.: 1

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

PK-21N30PQ
Mallory Sonalert
1: $4.21
2,973In 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

2,973In Stock

$4.21

$3.16

$2.93

$2.74

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Mult.: 1

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

PK-27N26WQ
Mallory Sonalert
1: $5.68
490In 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

490In Stock

893Expected 20/10/2026

$5.68

$4.77

$4.16

$3.99

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Mult.: 1

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

PK-12N40PEQ
Mallory Sonalert
1: $4.45
4,412In 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

4,412In 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: $5.48
1,623In 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

1,623In Stock

$5.48

$4.19

$3.81

$3.52

View

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Mult.: 1

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

PK-20A35EWQ
Mallory Sonalert
1: $5.37
2,611In 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

2,611In Stock

$5.37

$4.35

$3.92

$3.69

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Min.: 1
Mult.: 1

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

PK-21N30WQ
Mallory Sonalert
1: $4.65
1,436In 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

1,436In Stock

$4.65

$3.82

$3.45

$3.22

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Mult.: 1

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

PK-27N36WQ
Mallory Sonalert
1: $5.69
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

$5.69

$4.52

$4.15

$3.92

View

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Board Mount 4KHz External Drive Pin Type

PKM22EPPH40S1-B0
Murata Electronics
1: $1.13
412In Stock
Factory Special Order

Mfr. Part No.
PKM22EPPH40S1-B0

Mouser Part No
81-PKM22EPPH40S1-B0

Factory Special Order

Murata Electronics

Buzzers & Audio Indicators - Board Mount 4KHz External Drive Pin Type

Datasheet

412In Stock

$1.13

$0.864

$0.78

$0.722

View

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial Audible Alarm

PK-20A35EW-24VQ
Mallory Sonalert
1: $6.08
318In Stock

Mfr. Part No.
PK-20A35EW-24VQ

Mouser Part No
539-PK-20A35EW-24VQ

Mallory Sonalert

Buzzers & Audio Indicators - Industrial Audible Alarm

Datasheet

318In Stock

$6.08

$4.65

$4.20

$3.90

View

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Industrial CONSTANT, 2-28VDC 3.5KHZ, 90DB, 37X24

PK-27N35EPQ
Mallory Sonalert
1: $10.58
67In Stock

Mfr. Part No.
PK-27N35EPQ

Mouser Part No
539-PK-27N35EPQ

Mallory Sonalert

Buzzers & Audio Indicators - Industrial CONSTANT, 2-28VDC 3.5KHZ, 90DB, 37X24

Datasheet

67In Stock

$10.58

$8.57

$7.64

$7.08

View

Min.: 1
Mult.: 1

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

PK-27N36PSQ
Mallory Sonalert
1: $5.90
56In Stock
508Expected 05/10/2026

Mfr. Part No.
PK-27N36PSQ

Mouser Part No
539-PK-27N36PSQ

Mallory Sonalert

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

Datasheet

56In Stock

508Expected 05/10/2026

$5.90

$4.35

$4.03

$3.74

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Min.: 1
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PK Series Electromechanical

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