Skip to Main Content

Part of the TTI Family of Specialists Contact Mouser (Singapore) +65 6788-9233 Feedback

Change Location

English SGD

In Stock RoHS

.hide-partial { max-height: none; } .show-more { display: none; }

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.

All Results (44)

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Keylock Switches KYLK RND MOM 3POS

51-378.AD
EAO
1: $156.64
7In Stock

Mfr. Part No.
51-378.AD

Mouser Part No
123-51-378.AD

EAO

Keylock Switches KYLK RND MOM 3POS

Datasheet

7In Stock

$156.64

$135.08

$128.63

$121.72

View

Min.: 1
Mult.: 1

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

51-252.026
EAO
1: $54.43
89In Stock

Mfr. Part No.
51-252.026

Mouser Part No
123-51-252.026

EAO

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

Datasheet

89In Stock

$54.43

$53.16

$52.80

Min.: 1
Mult.: 1

Keylock Switches KYLK RND MNT 2POS

51-235.025D
EAO
1: $94.25
76In Stock
22Expected 11/9/2026

Mfr. Part No.
51-235.025D

Mouser Part No
123-51-235.025D

EAO

Keylock Switches KYLK RND MNT 2POS

Datasheet

76In Stock

22Expected 11/9/2026

$94.25

$91.94

$91.49

$89.64

View

Min.: 1
Mult.: 1

Panel Mount Indicator Housings & Hardware IND REC BLK QC

51-040.002
EAO
1: $15.97
27In Stock
25Expected 17/8/2026

Mfr. Part No.
51-040.002

Mouser Part No
123-51-040.002

EAO

Panel Mount Indicator Housings & Hardware IND REC BLK QC

Datasheet

27In Stock

25Expected 17/8/2026

$15.97

$15.59

$14.84

$14.59

View

Min.: 1
Mult.: 1

Panel Mount Indicator Housings & Hardware IND REC BLK SLDR

51-040.005
EAO
1: $15.97
3In Stock
38Expected 27/7/2026

Mfr. Part No.
51-040.005

Mouser Part No
123-51-040.005

EAO

Panel Mount Indicator Housings & Hardware IND REC BLK SLDR

Datasheet

3In Stock

38Expected 27/7/2026

$15.97

$15.95

$15.91

$15.60

View

Min.: 1
Mult.: 1

Switch Actuators LPB REC MOM SLGP QC

51-121.022
EAO
1: $56.22
50In Stock

Mfr. Part No.
51-121.022

Mouser Part No
123-51-121.022

EAO

Switch Actuators LPB REC MOM SLGP QC

Datasheet

50In Stock

$56.22

$51.73

$51.65

$50.69

View

Min.: 1
Mult.: 1

Pushbutton Switches - Industrial LPB REC MOM SLGP SLDR

51-121.025
EAO
1: $47.40
17In Stock

Mfr. Part No.
51-121.025

Mouser Part No
123-51-121.025

EAO

Pushbutton Switches - Industrial LPB REC MOM SLGP SLDR

Datasheet

17In Stock

$47.40

$47.38

$46.31

$42.04

$41.82

Min.: 1
Mult.: 1

Pushbutton Switches - Industrial LPB REC MOM SLGP SLDR

51-122.025
EAO
1: $68.27
2In Stock

Mfr. Part No.
51-122.025

Mouser Part No
123-51-122.025

EAO

Pushbutton Switches - Industrial LPB REC MOM SLGP SLDR

Datasheet

2In Stock

$68.27

$66.84

$65.43

$64.06

View

Min.: 1
Mult.: 1

Keylock Switches KYLK RND MNT 2POS

51-135.025D
EAO
1: $107.82
2In Stock

Mfr. Part No.
51-135.025D

Mouser Part No
123-51-135.025D

EAO

Keylock Switches KYLK RND MNT 2POS

Datasheet

2In Stock

$107.82

$107.81

Min.: 1
Mult.: 1

Switch Actuators LPB SQ MOM SLGP SLDR

51-151.025
EAO
1: $48.97
11In Stock

Mfr. Part No.
51-151.025

Mouser Part No
123-51-151.025

EAO

Switch Actuators LPB SQ MOM SLGP SLDR

Datasheet

11In Stock

$48.97

$48.96

$47.91

View

Min.: 1
Mult.: 1

Switch Fixings LPB ACTUATOR REC

51-165.0
EAO
1: $26.81
51In Stock

Mfr. Part No.
51-165.0

Mouser Part No
123-51-165.0

EAO

Switch Fixings LPB ACTUATOR REC

Datasheet

51In Stock

$26.81

$26.79

$26.30

$25.38

View

Min.: 1
Mult.: 1

Keylock Switches KYLK RND MNT 2POS

51-235.022D
EAO
1: $104.90
19In Stock
46On Order

Mfr. Part No.
51-235.022D

Mouser Part No
123-51-235.022D

EAO

Keylock Switches KYLK RND MNT 2POS

Datasheet

19In Stock

46On Order

$104.90

$101.21

Quote

Min.: 1
Mult.: 1

Keylock Switches KYLK SQ MNT 2POS

51-255.022D
EAO
1: $100.30
13In Stock
24Expected 29/7/2026

Mfr. Part No.
51-255.022D

Mouser Part No
123-51-255.022D

EAO

Keylock Switches KYLK SQ MNT 2POS

Datasheet

13In Stock

24Expected 29/7/2026

$100.30

$94.23

View

Min.: 1
Mult.: 1

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

51-256.026
EAO
1: $45.90
22In Stock

Mfr. Part No.
51-256.026

Mouser Part No
123-51-256.026

EAO

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

Datasheet

22In Stock

$45.90

$45.14

$45.02

$44.84

View

Min.: 1
Mult.: 1

Pushbutton Switches - Industrial LPB REC MNT SLGP SLDR

51-261.025
EAO
1: $52.10
5On Order

Mfr. Part No.
51-261.025

Mouser Part No
123-51-261.025

EAO

Pushbutton Switches - Industrial LPB REC MNT SLGP SLDR

Datasheet

5On Order

$52.10

$50.89

$49.91

$48.31

Quote

Min.: 1
Mult.: 1

Switch Actuators LPB REC MNT SLGP SLDR

51-262.025
EAO
1: $72.76
5In Stock

Mfr. Part No.
51-262.025

Mouser Part No
123-51-262.025

EAO

Switch Actuators LPB REC MNT SLGP SLDR

Datasheet

5In Stock

$72.76

$71.24

$69.73

$68.26

View

Min.: 1
Mult.: 1

Switch Actuators LPB SQ MNT SLGP SLDR

51-281.025
EAO
1: $62.52
3In Stock

Mfr. Part No.
51-281.025

Mouser Part No
123-51-281.025

EAO

Switch Actuators LPB SQ MNT SLGP SLDR

Datasheet

3In Stock

$62.52

$52.10

$50.76

$49.67

View

Min.: 1
Mult.: 1

Keylock Switches KYLK REC MNT 2POS

51-195.022D
EAO
1: $102.83
10In Stock

Mfr. Part No.
51-195.022D

Mouser Part No
123-51-195.022D

EAO

Keylock Switches KYLK REC MNT 2POS

Datasheet

10In Stock

$102.83

Quote

Min.: 1
Mult.: 1

Switch Actuators LPB REC MOM GD UNV LL

51-421.036
EAO
1: $52.05
20In Stock
22Expected 31/8/2026

Mfr. Part No.
51-421.036

Mouser Part No
123-51-421.036

EAO

Switch Actuators LPB REC MOM GD UNV LL

Datasheet

20In Stock

22Expected 31/8/2026

$52.05

$51.56

Quote

Min.: 1
Mult.: 1

Switch Actuators LPB REC MOM GD UNV LL

51-423.036
EAO
1: $52.05
1In Stock

Mfr. Part No.
51-423.036

Mouser Part No
123-51-423.036

EAO

Switch Actuators LPB REC MOM GD UNV LL

Datasheet

1In Stock

$52.05

$50.71

$49.26

$48.27

Quote

Min.: 1
Mult.: 1

Switch Actuators LPB REC MOM GD UNV LL

51-425.036
EAO
1: $33.40
17In Stock

Mfr. Part No.
51-425.036

Mouser Part No
123-51-425.036

EAO

Switch Actuators LPB REC MOM GD UNV LL

Datasheet

17In Stock

$33.40

$33.39

Min.: 1
Mult.: 1

Switch Bezels / Switch Caps LENS REC FLT TLT WHT

51-901.9
EAO
1: $4.56
229In Stock

Mfr. Part No.
51-901.9

Mouser Part No
123-51-901.9

EAO

Switch Bezels / Switch Caps LENS REC FLT TLT WHT

Datasheet

229In Stock

$4.56

$4.54

$4.38

$4.24

Min.: 1
Mult.: 1

Switch Bezels / Switch Caps LENS REC FLT TPT RED

51-903.2
EAO
1: $4.56
132In Stock

Mfr. Part No.
51-903.2

Mouser Part No
123-51-903.2

EAO

Switch Bezels / Switch Caps LENS REC FLT TPT RED

Datasheet

132In Stock

$4.56

$4.54

Min.: 1
Mult.: 1

Switch Bezels / Switch Caps LENS RECT ORANGE TPT ORNG

51-903.3
EAO
1: $4.56
48In Stock

Mfr. Part No.
51-903.3

Mouser Part No
123-51-903.3

EAO

Switch Bezels / Switch Caps LENS RECT ORANGE TPT ORNG

Datasheet

48In Stock

$4.56

Min.: 1
Mult.: 1

Switch Bezels / Switch Caps LENS REC FLT TPT YLW

51-903.4
EAO
1: $4.56
44In Stock

Mfr. Part No.
51-903.4

Mouser Part No
123-51-903.4

EAO

Switch Bezels / Switch Caps LENS REC FLT TPT YLW

Datasheet

44In Stock

$4.56

$4.54

Min.: 1
Mult.: 1