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PK Series Electromechanical

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Types of Electromechanical

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Series = PK

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Part #

Knobs & Dials MLD PHEN W/ DOT IND

PK1100B1/4
TE Connectivity / Alcoswitch
1: $4.97
720In Stock

Mfr. Part #
PK1100B1/4

Mouser Part #
506-PK1100B1/4

TE Connectivity / Alcoswitch

Knobs & Dials MLD PHEN W/ DOT IND

Datasheet

720In Stock

$4.97

$4.34

$3.98

$3.76

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Mult.: 1

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

PK70B1/4
TE Connectivity / Alcoswitch
1: $5.76
649In Stock

Mfr. Part #
PK70B1/4

Mouser Part #
506-PK70B1/4

TE Connectivity / Alcoswitch

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

Datasheet

649In Stock

$5.76

$4.75

$4.37

$4.19

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Mult.: 1

Knobs & Dials STRT W/ KNRL W/ DOT

PK90B1/4
TE Connectivity / P&B
1: $6.33
656In Stock

Mfr. Part #
PK90B1/4

Mouser Part #
506-PK90B-1/4

TE Connectivity / P&B

Knobs & Dials STRT W/ KNRL W/ DOT

Datasheet

656In Stock

$6.33

$6.01

$5.46

$5.30

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Mult.: 1

Knobs & Dials KNURL W/ DOT ON SKRT

PK50B1/8
TE Connectivity / P&B
1: $3.74
658In Stock
1,000Expected 9/7/2026

Mfr. Part #
PK50B1/8

Mouser Part #
506-PK50B1/8

TE Connectivity / P&B

Knobs & Dials KNURL W/ DOT ON SKRT

Datasheet

658In Stock

1,000Expected 9/7/2026

$3.74

$3.09

$2.86

$2.70

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Mult.: 1

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

PK-21A31PQ
Mallory Sonalert
1: $6.99
398In Stock

Mfr. Part #
PK-21A31PQ

Mouser Part #
539-PK-21A31PQ

Mallory Sonalert

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

Datasheet

398In Stock

$6.99

$5.68

$5.33

$4.99

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Mult.: 1

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

PK-20N38WQ
Mallory Sonalert
1: $7.03
2,401In Stock

Mfr. Part #
PK-20N38WQ

Mouser Part #
539-PK-20N38WQ

Mallory Sonalert

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

Datasheet

2,401In Stock

$7.03

$5.38

$4.86

$4.59

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Min.: 1
Mult.: 1

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

PK-27N25WQ
Mallory Sonalert
1: $5.60
849In Stock

Mfr. Part #
PK-27N25WQ

Mouser Part #
539-PK-27N25WQ

Mallory Sonalert

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

Datasheet

849In Stock

$5.60

$4.60

$4.32

$4.04

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Mult.: 1

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

PK-27A25PSQ
Mallory Sonalert
1: $7.49
234In Stock

Mfr. Part #
PK-27A25PSQ

Mouser Part #
539-PK27A25PSQ

Mallory Sonalert

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

Datasheet

234In Stock

$7.49

$6.46

$5.73

$5.41

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Mult.: 1

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

PK-35N29ERQ
Mallory Sonalert
1: $41.15
94In Stock

Mfr. Part #
PK-35N29ERQ

Mouser Part #
539-PK-35N29ERQ

Mallory Sonalert

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

Datasheet

94In Stock

$41.15

$31.10

$28.00

$25.94

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Mult.: 1

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

PK50B1/4
TE Connectivity / P&B
1: $3.48
1,324In Stock
4,000Expected 10/12/2026

Mfr. Part #
PK50B1/4

Mouser Part #
506-PK50B1/4

TE Connectivity / P&B

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

Datasheet

1,324In Stock

4,000Expected 10/12/2026

$3.48

$3.19

$2.87

$2.67

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Mult.: 1

Buzzers & Audio Indicators - Board Mount 4 DB 4.0 KHZ

PKLCS1212E4001-R1
Murata Electronics
1: $1.38
2,066In Stock
123,000On Order
End of Life

Mfr. Part #
PKLCS1212E4001-R1

Mouser Part #
81-PKLCS1212E4001

End of Life

Murata Electronics

Buzzers & Audio Indicators - Board Mount 4 DB 4.0 KHZ

Datasheet

2,066In Stock

123,000On Order

Cut Tape

$1.38

$1.08

$0.984

$0.917

Reel

$0.654

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MouseReel Available

Min.: 1
Mult.: 1

: 1,000

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

PK-12N40PQ
Mallory Sonalert
1: $5.85
1,817In Stock
1,954Expected 10/20/2026

Mfr. Part #
PK-12N40PQ

Mouser Part #
539-PK-12N40PQ

Mallory Sonalert

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

Datasheet

1,817In Stock

1,954Expected 10/20/2026

$5.85

$4.41

$4.08

$3.85

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

PK-20A25WQ
Mallory Sonalert
1: $8.59
1,868In Stock

Mfr. Part #
PK-20A25WQ

Mouser Part #
539-PK-20A25WQ

Mallory Sonalert

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

Datasheet

1,868In Stock

$8.59

$7.18

$6.62

$6.34

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Mult.: 1

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

PK-21N30PQ
Mallory Sonalert
1: $5.43
2,973In Stock

Mfr. Part #
PK-21N30PQ

Mouser Part #
539-PK-21N30PQ

Mallory Sonalert

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

Datasheet

2,973In Stock

$5.43

$4.02

$3.73

$3.54

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Mult.: 1

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

PK-27N26WQ
Mallory Sonalert
1: $7.38
490In Stock
893Expected 10/20/2026

Mfr. Part #
PK-27N26WQ

Mouser Part #
539-PK-27N26WQ

Mallory Sonalert

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

Datasheet

490In Stock

893Expected 10/20/2026

$7.38

$6.20

$5.41

$5.19

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Mult.: 1

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

PK-12N40PEQ
Mallory Sonalert
1: $5.80
4,412In Stock

Mfr. Part #
PK-12N40PEQ

Mouser Part #
539-PK12N40PEQ

Mallory Sonalert

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

Datasheet

4,412In Stock

$5.80

$4.42

$3.99

$3.69

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Mult.: 1

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

PK-20A25PQ
Mallory Sonalert
1: $7.15
1,623In Stock

Mfr. Part #
PK-20A25PQ

Mouser Part #
539-PK20A25PQ

Mallory Sonalert

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

Datasheet

1,623In Stock

$7.15

$5.45

$4.95

$4.58

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Mult.: 1

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

PK-21N30WQ
Mallory Sonalert
1: $6.05
1,436In Stock

Mfr. Part #
PK-21N30WQ

Mouser Part #
539-PK21N30WQ

Mallory Sonalert

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

Datasheet

1,436In Stock

$6.05

$4.97

$4.49

$4.19

View

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Mult.: 1

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

PK-27N36WQ
Mallory Sonalert
1: $7.40
519In Stock

Mfr. Part #
PK-27N36WQ

Mouser Part #
539-PK27N36WQ

Mallory Sonalert

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

Datasheet

519In Stock

$7.40

$6.24

$5.71

$5.46

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Mult.: 1

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

PKM22EPPH40S1-B0
Murata Electronics
1: $1.47
412In Stock
Factory Special Order

Mfr. Part #
PKM22EPPH40S1-B0

Mouser Part #
81-PKM22EPPH40S1-B0

Factory Special Order

Murata Electronics

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

Datasheet

412In Stock

$1.47

$1.12

$1.01

$0.939

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Mult.: 1

Buzzers & Audio Indicators - Industrial Audible Alarm

PK-20A35EW-24VQ
Mallory Sonalert
1: $7.90
318In Stock

Mfr. Part #
PK-20A35EW-24VQ

Mouser Part #
539-PK-20A35EW-24VQ

Mallory Sonalert

Buzzers & Audio Indicators - Industrial Audible Alarm

Datasheet

318In Stock

$7.90

$6.05

$5.46

$5.07

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Min.: 1
Mult.: 1

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

PK-27N35EPQ
Mallory Sonalert
1: $13.74
67In Stock

Mfr. Part #
PK-27N35EPQ

Mouser Part #
539-PK-27N35EPQ

Mallory Sonalert

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

Datasheet

67In Stock

$13.74

$11.13

$9.93

$9.20

View

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Mult.: 1

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

PK-27N36PSQ
Mallory Sonalert
1: $7.67
56In Stock
508Expected 10/5/2026

Mfr. Part #
PK-27N36PSQ

Mouser Part #
539-PK-27N36PSQ

Mallory Sonalert

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

Datasheet

56In Stock

508Expected 10/5/2026

$7.67

$5.66

$5.24

$4.86

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Mult.: 1

Buzzers & Audio Indicators - Industrial CONSTANT, 3-24VDC 2.9KHZ, 95DB, 42X16

PK-35A29WQ
Mallory Sonalert
1: $9.80
95In Stock

Mfr. Part #
PK-35A29WQ

Mouser Part #
539-PK-35A29WQ

Mallory Sonalert

Buzzers & Audio Indicators - Industrial CONSTANT, 3-24VDC 2.9KHZ, 95DB, 42X16

Datasheet

95In Stock

$9.80

$7.57

$6.85

$6.37

View

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Mult.: 1

Buzzers & Audio Indicators - Industrial CONSTANT, 8-16VDC 400HZ, 24X17X15MM

PK-16N04WA-12Q
Mallory Sonalert
1: $11.95
17In Stock

Mfr. Part #
PK-16N04WA-12Q

Mouser Part #
539-PK16N04WA12Q

Mallory Sonalert

Buzzers & Audio Indicators - Industrial CONSTANT, 8-16VDC 400HZ, 24X17X15MM

Datasheet

17In Stock

$11.95

$9.59

$8.50

$7.89

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PK Series Electromechanical

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