Electromechanical – Mouser Canada

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Series 51 Switch Range

EAO Series 51 Switch Range is an oil and watertight, high-quality switch range that includes pushbuttons, indicators, illuminated selector switches, key locks, and "mono-block" stop switches. It is possible to choose up to 4NO/4NC snap-action switching elements per switch and low-level switching elements are also available. Both standard panel-mount (16mm cut-out) and flush-mount (22.5mm cut-out) styles are available from EAO.

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Types of Electromechanical

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Part #

Keylock Switches KYLK RND MOM 3POS

51-378.AD
EAO
1: $165.86
8In Stock

Mfr. Part #
51-378.AD

Mouser Part #
123-51-378.AD

EAO

Keylock Switches KYLK RND MOM 3POS

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Datasheet

8In Stock

$165.86

$143.02

$136.20

$128.88

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Min.: 1
Mult.: 1

Keylock Switches KYLK SQ MNT 2POS

51-255.022D
EAO
1: $95.77
15In Stock

Mfr. Part #
51-255.022D

Mouser Part #
123-51-255.022D

EAO

Keylock Switches KYLK SQ MNT 2POS

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Datasheet

15In Stock

$95.77

$88.53

$88.52

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Min.: 1
Mult.: 1

Pushbutton Switches LPB REC MOM SLGP QC

51-121.022
EAO
1: $54.96
57In Stock

Mfr. Part #
51-121.022

Mouser Part #
123-51-121.022

EAO

Pushbutton Switches LPB REC MOM SLGP QC

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Datasheet

57In Stock

$54.96

$53.84

$52.13

$51.49

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Min.: 1
Mult.: 1

Keylock Switches KYLK RND MNT 2POS

51-235.025D
EAO
1: $99.17
83In Stock

Mfr. Part #
51-235.025D

Mouser Part #
123-51-235.025D

EAO

Keylock Switches KYLK RND MNT 2POS

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Datasheet

83In Stock

$99.17

$99.16

$99.13

$93.51

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Min.: 1
Mult.: 1

Switch Cases / Switch Covers protect COVER-REC

51-925
EAO
1: $9.09
374In Stock

Mfr. Part #
51-925

Mouser Part #
123-51-925

EAO

Switch Cases / Switch Covers protect COVER-REC

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Datasheet

374In Stock

$9.09

$9.07

$9.04

$8.99

Quote

Min.: 1
Mult.: 1

Switch Actuators IND REC BLK SLDR

51-040.005
EAO
1: $16.91
15In Stock

Mfr. Part #
51-040.005

Mouser Part #
123-51-040.005

EAO

Switch Actuators IND REC BLK SLDR

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Datasheet

15In Stock

$16.91

$16.82

$16.23

$15.80

Quote

Min.: 1
Mult.: 1

Pushbutton Switches LPB REC MOM SLGP SLDR

51-121.025
EAO
1: $49.65
17In Stock

Mfr. Part #
51-121.025

Mouser Part #
123-51-121.025

EAO

Pushbutton Switches LPB REC MOM SLGP SLDR

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Datasheet

17In Stock

$49.65

$49.33

$49.03

$48.76

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Min.: 1
Mult.: 1

Pushbutton Switches LPB REC MOM SLGP SLDR

51-122.025
EAO
1: $70.57
4In Stock

Mfr. Part #
51-122.025

Mouser Part #
123-51-122.025

EAO

Pushbutton Switches LPB REC MOM SLGP SLDR

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Datasheet

4In Stock

$70.57

$70.53

$69.93

$69.00

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Min.: 1
Mult.: 1

Keylock Switches KYLK RND MNT 2POS

51-135.025D
EAO
1: $114.16
2In Stock

Mfr. Part #
51-135.025D

Mouser Part #
123-51-135.025D

EAO

Keylock Switches KYLK RND MNT 2POS

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Datasheet

2In Stock

$114.16

$114.15

Min.: 1
Mult.: 1

Pushbutton Switches LPB SQ MOM SLGP SLDR

51-151.025
EAO
1: $51.85
15In Stock

Mfr. Part #
51-151.025

Mouser Part #
123-51-151.025

EAO

Pushbutton Switches LPB SQ MOM SLGP SLDR

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Datasheet

15In Stock

$51.85

$51.42

$51.16

Min.: 1
Mult.: 1

Switch Hardware LPB ACTUATOR REC

51-165.0
EAO
1: $28.38
3In Stock

Mfr. Part #
51-165.0

Mouser Part #
123-51-165.0

EAO

Switch Hardware LPB ACTUATOR REC

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Datasheet

3In Stock

$28.38

$28.37

$27.85

$26.87

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Min.: 1
Mult.: 1

Keylock Switches KYLK RND MNT 2POS

51-236.025D
EAO
1: $120.92
18In Stock

Mfr. Part #
51-236.025D

Mouser Part #
123-51-236.025D

EAO

Keylock Switches KYLK RND MNT 2POS

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Datasheet

18In Stock

$120.92

$120.74

$118.07

$118.05

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Min.: 1
Mult.: 1

Switch Actuators STP SWTC W-ANTI TWIST RELEASE 2N.C

51-252.026
EAO
1: $57.63
21In Stock
36Expected 2026-04-06

Mfr. Part #
51-252.026

Mouser Part #
123-51-252.026

EAO

Switch Actuators STP SWTC W-ANTI TWIST RELEASE 2N.C

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Datasheet

21In Stock

36Expected 2026-04-06

$57.63

Min.: 1
Mult.: 1

Switch Actuators STP SWTC W-ANTI TWIST RELEASE 1N.C

51-256.026
EAO
1: $48.60
22In Stock

Mfr. Part #
51-256.026

Mouser Part #
123-51-256.026

EAO

Switch Actuators STP SWTC W-ANTI TWIST RELEASE 1N.C

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Datasheet

22In Stock

$48.60

$47.26

$46.93

$46.44

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Min.: 1
Mult.: 1

Pushbutton Switches LPB REC MNT SLGP SLDR

51-261.025
EAO
1: $55.17
3In Stock

Mfr. Part #
51-261.025

Mouser Part #
123-51-261.025

EAO

Pushbutton Switches LPB REC MNT SLGP SLDR

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Datasheet

3In Stock

$55.17

$54.14

$53.27

$52.55

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Min.: 1
Mult.: 1

Switch Actuators LPB REC MNT SLGP SLDR

51-262.025
EAO
1: $75.95
5In Stock

Mfr. Part #
51-262.025

Mouser Part #
123-51-262.025

EAO

Switch Actuators LPB REC MNT SLGP SLDR

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Datasheet

5In Stock

$75.95

$75.92

$75.80

$75.02

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Min.: 1
Mult.: 1

Switch Actuators LPB SQ MNT SLGP SLDR

51-281.025
EAO
1: $66.20
3In Stock

Mfr. Part #
51-281.025

Mouser Part #
123-51-281.025

EAO

Switch Actuators LPB SQ MNT SLGP SLDR

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Datasheet

3In Stock

$66.20

$55.17

$53.74

$52.59

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Min.: 1
Mult.: 1

Pushbutton Switches LPB REC MOM GD UNV LL

51-423.036
EAO
1: $55.11
1In Stock

Mfr. Part #
51-423.036

Mouser Part #
123-51-423.036

EAO

Pushbutton Switches LPB REC MOM GD UNV LL

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Datasheet

1In Stock

$55.11

$53.70

$52.16

$51.11

Quote

Min.: 1
Mult.: 1

Pushbutton Switches LPB REC MOM GD UNV LL

51-425.036
EAO
1: $35.37
7In Stock
10Expected 2026-04-06

Mfr. Part #
51-425.036

Mouser Part #
123-51-425.036

EAO

Pushbutton Switches LPB REC MOM GD UNV LL

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Datasheet

7In Stock

10Expected 2026-04-06

$35.37

$34.68

$34.65

Quote

Min.: 1
Mult.: 1

Switch Hardware LENS REC FLT TLT WHT

51-901.9
EAO
1: $4.82
149In Stock
110Expected 2026-06-08

Mfr. Part #
51-901.9

Mouser Part #
123-51-901.9

EAO

Switch Hardware LENS REC FLT TLT WHT

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Datasheet

149In Stock

110Expected 2026-06-08

$4.82

$4.81

$4.59

$4.48

Min.: 1
Mult.: 1

Switch Hardware LENS REC FLT TPT RED

51-903.2
EAO
1: $4.82
69In Stock
70Expected 2026-04-06

Mfr. Part #
51-903.2

Mouser Part #
123-51-903.2

EAO

Switch Hardware LENS REC FLT TPT RED

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Datasheet

69In Stock

70Expected 2026-04-06

$4.82

$4.81

$4.77

$4.69

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Min.: 1
Mult.: 1

Switch Hardware LENS RECT ORANGE TPT ORNG

51-903.3
EAO
1: $4.82
13In Stock

Mfr. Part #
51-903.3

Mouser Part #
123-51-903.3

EAO

Switch Hardware LENS RECT ORANGE TPT ORNG

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Datasheet

13In Stock

$4.82

Min.: 1
Mult.: 1

Switch Hardware LENS REC FLT TPT YLW

51-903.4
EAO
1: $4.82
33In Stock

Mfr. Part #
51-903.4

Mouser Part #
123-51-903.4

EAO

Switch Hardware LENS REC FLT TPT YLW

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Datasheet

33In Stock

$4.82

$4.80

Min.: 1
Mult.: 1

Switch Hardware LENS REC FLT TPT GRN

51-903.5
EAO
1: $4.82
3In Stock
76On Order

Mfr. Part #
51-903.5

Mouser Part #
123-51-903.5

EAO

Switch Hardware LENS REC FLT TPT GRN

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Datasheet

3In Stock

76On Order

$4.82

$4.77

$4.75

Min.: 1
Mult.: 1

Switch Hardware LENS REC FLT TPT BL

51-903.6
EAO
1: $4.82
10In Stock

Mfr. Part #
51-903.6

Mouser Part #
123-51-903.6

EAO

Switch Hardware LENS REC FLT TPT BL

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Datasheet

10In Stock

$4.82

$4.77

$4.64

Min.: 1
Mult.: 1

Series 51 Switch Range

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