Electromechanical – Mouser Ireland

.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.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Electromechanical

List Images

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 MNT 2POS

51-135.025D
EAO
1: €79.40
22In Stock Restricted Availability

Mfr. Part No.
51-135.025D

Mouser Part No
123-51-135.025D

EAO

Keylock Switches KYLK RND MNT 2POS

Learn More

Datasheet

22In Stock

€79.40

€76.77

Min.: 1
Mult.: 1

Restricted Availability

Keylock Switches KYLK SQ MNT 2POS

51-255.022D
EAO
1: €71.74
15In Stock Restricted Availability

Mfr. Part No.
51-255.022D

Mouser Part No
123-51-255.022D

EAO

Keylock Switches KYLK SQ MNT 2POS

Learn More

Datasheet

15In Stock

€71.74

€66.34

€66.26

Quote

Min.: 1
Mult.: 1

Restricted Availability

Keylock Switches KYLK RND MOM 3POS

51-378.AD
EAO
1: €124.39
8In Stock Restricted Availability

Mfr. Part No.
51-378.AD

Mouser Part No
123-51-378.AD

EAO

Keylock Switches KYLK RND MOM 3POS

Learn More

Datasheet

8In Stock

€124.39

€107.27

€102.15

€96.66

View

Min.: 1
Mult.: 1

Restricted Availability

Switch Cases / Switch Covers protect COVER-REC

51-925
EAO
1: €6.81
302In Stock

Mfr. Part No.
51-925

Mouser Part No
123-51-925

EAO

Switch Cases / Switch Covers protect COVER-REC

Learn More

Datasheet

302In Stock

€6.81

€6.45

€6.24

Quote

Min.: 1
Mult.: 1

Pushbutton Switches LPB REC MOM SLGP QC

51-121.022
EAO
1: €39.94
20In Stock Restricted Availability
21Expected 16/02/2026

Mfr. Part No.
51-121.022

Mouser Part No
123-51-121.022

EAO

Pushbutton Switches LPB REC MOM SLGP QC

Learn More

Datasheet

20In Stock

21Expected 16/02/2026

€39.94

€39.29

€38.89

€37.26

View

Min.: 1
Mult.: 1

Restricted Availability

Pushbutton Switches LPB REC MOM SLGP SLDR

51-122.025
EAO
1: €51.89
4In Stock Restricted Availability

Mfr. Part No.
51-122.025

Mouser Part No
123-51-122.025

EAO

Pushbutton Switches LPB REC MOM SLGP SLDR

Learn More

Datasheet

4In Stock

€51.89

€51.87

€50.67

€50.66

Quote

Min.: 1
Mult.: 1

Restricted Availability

Pushbutton Switches LPB RND MOM SLGP SLDR

51-131.025
EAO
1: €37.64
8In Stock Restricted Availability

Mfr. Part No.
51-131.025

Mouser Part No
123-51-131.025

EAO

Pushbutton Switches LPB RND MOM SLGP SLDR

Learn More

Datasheet

8In Stock

€37.64

€36.68

€35.59

€34.88

View

Min.: 1
Mult.: 1

Restricted Availability

Pushbutton Switches LPB SQ MOM SLGP QC

51-151.022
EAO
1: €41.95
14In Stock Restricted Availability

Mfr. Part No.
51-151.022

Mouser Part No
123-51-151.022

EAO

Pushbutton Switches LPB SQ MOM SLGP QC

Learn More

Datasheet

14In Stock

€41.95

€41.94

€40.75

€39.29

View

Min.: 1
Mult.: 1

Restricted Availability

Pushbutton Switches LPB SQ MOM SLGP SLDR

51-151.025
EAO
1: €36.75
9In Stock Restricted Availability

Mfr. Part No.
51-151.025

Mouser Part No
123-51-151.025

EAO

Pushbutton Switches LPB SQ MOM SLGP SLDR

Learn More

Datasheet

9In Stock

€36.75

€36.74

€36.05

Quote

Min.: 1
Mult.: 1

Restricted Availability

Switch Fixings LPB ACTUATOR REC

51-165.0
EAO
1: €21.29
3In Stock Restricted Availability

Mfr. Part No.
51-165.0

Mouser Part No
123-51-165.0

EAO

Switch Fixings LPB ACTUATOR REC

Learn More

Datasheet

3In Stock

€21.29

€21.28

€20.89

€20.15

View

Min.: 1
Mult.: 1

Restricted Availability

Keylock Switches KYLK RND MNT 2POS

51-235.022D
EAO
1: €79.05
14In Stock Restricted Availability

Mfr. Part No.
51-235.022D

Mouser Part No
123-51-235.022D

EAO

Keylock Switches KYLK RND MNT 2POS

Learn More

Datasheet

14In Stock

€79.05

€77.39

€76.02

€76.01

View

Min.: 1
Mult.: 1

Restricted Availability

Keylock Switches KYLK RND MNT 2POS

51-236.025D
EAO
1: €89.38
4In Stock Restricted Availability

Mfr. Part No.
51-236.025D

Mouser Part No
123-51-236.025D

EAO

Keylock Switches KYLK RND MNT 2POS

Learn More

Datasheet

4In Stock

€89.38

€89.14

€87.08

€87.07

View

Min.: 1
Mult.: 1

Restricted Availability

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

51-252.026
EAO
1: €40.62
31In Stock Restricted Availability

Mfr. Part No.
51-252.026

Mouser Part No
123-51-252.026

EAO

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

Learn More

Datasheet

31In Stock

€40.62

€40.15

€40.09

€40.08

View

Min.: 1
Mult.: 1

Restricted Availability

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

51-256.026
EAO
1: €35.41
47In Stock Restricted Availability

Mfr. Part No.
51-256.026

Mouser Part No
123-51-256.026

EAO

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

Learn More

Datasheet

47In Stock

€35.41

€35.09

€34.06

€33.11

View

Min.: 1
Mult.: 1

Restricted Availability

Switch Actuators LPB REC MNT SLGP SLDR

51-262.025
EAO
1: €55.13
2In Stock Restricted Availability

Mfr. Part No.
51-262.025

Mouser Part No
123-51-262.025

EAO

Switch Actuators LPB REC MNT SLGP SLDR

Learn More

Datasheet

2In Stock

€55.13

€55.07

€52.35

View

Min.: 1
Mult.: 1

Restricted Availability

Switch Actuators LPB SQ MNT SLGP SLDR

51-281.025
EAO
1: €49.65
5In Stock Restricted Availability

Mfr. Part No.
51-281.025

Mouser Part No
123-51-281.025

EAO

Switch Actuators LPB SQ MNT SLGP SLDR

Learn More

Datasheet

5In Stock

€49.65

€41.37

€40.31

€39.44

View

Min.: 1
Mult.: 1

Restricted Availability

Pushbutton Switches LPB REC MOM GD UNV LL

51-423.036
EAO
1: €41.33
1In Stock Restricted Availability

Mfr. Part No.
51-423.036

Mouser Part No
123-51-423.036

EAO

Pushbutton Switches LPB REC MOM GD UNV LL

Learn More

Datasheet

1In Stock

€41.33

€40.27

€39.12

€38.33

Quote

Min.: 1
Mult.: 1

Restricted Availability

Pushbutton Switches LPB REC MOM GD UNV LL

51-425.036
EAO
1: €25.02
19In Stock Restricted Availability

Mfr. Part No.
51-425.036

Mouser Part No
123-51-425.036

EAO

Pushbutton Switches LPB REC MOM GD UNV LL

Learn More

Datasheet

19In Stock

€25.02

€24.55

€24.49

Quote

Min.: 1
Mult.: 1

Restricted Availability

Switch Fixings LENS REC FLT TLT WHT

51-901.9
EAO
1: €3.62
304In Stock Restricted Availability

Mfr. Part No.
51-901.9

Mouser Part No
123-51-901.9

EAO

Switch Fixings LENS REC FLT TLT WHT

Learn More

Datasheet

304In Stock

€3.62

€3.57

€3.48

Min.: 1
Mult.: 1

Restricted Availability

Switch Fixings LENS REC FLT TPT RED

51-903.2
EAO
1: €3.62
36In Stock Restricted Availability
12Expected 23/02/2026

Mfr. Part No.
51-903.2

Mouser Part No
123-51-903.2

EAO

Switch Fixings LENS REC FLT TPT RED

Learn More

Datasheet

36In Stock

12Expected 23/02/2026

€3.62

€3.61

€3.54

€3.34

View

Min.: 1
Mult.: 1

Restricted Availability

Switch Fixings LENS RECT ORANGE TPT ORNG

51-903.3
EAO
1: €3.62
35In Stock Restricted Availability

Mfr. Part No.
51-903.3

Mouser Part No
123-51-903.3

EAO

Switch Fixings LENS RECT ORANGE TPT ORNG

Learn More

Datasheet

35In Stock

€3.62

€3.57

€3.48

Min.: 1
Mult.: 1

Restricted Availability

Switch Fixings LENS REC FLT TPT YLW

51-903.4
EAO
1: €3.62
30In Stock Restricted Availability

Mfr. Part No.
51-903.4

Mouser Part No
123-51-903.4

EAO

Switch Fixings LENS REC FLT TPT YLW

Learn More

Datasheet

30In Stock

€3.62

€3.43

€3.36

€3.34

€3.33

Min.: 1
Mult.: 1

Restricted Availability

Switch Fixings LENS REC FLT TPT GRN

51-903.5
EAO
1: €4.34
20In Stock Restricted Availability
15Expected 28/04/2026

Mfr. Part No.
51-903.5

Mouser Part No
123-51-903.5

EAO

Switch Fixings LENS REC FLT TPT GRN

Learn More

Datasheet

20In Stock

15Expected 28/04/2026

€4.34

€3.62

€3.56

€3.49

Min.: 1
Mult.: 1

Restricted Availability

Switch Fixings LENS REC FLT TPT BL

51-903.6
EAO
1: €3.62
21In Stock Restricted Availability

Mfr. Part No.
51-903.6

Mouser Part No
123-51-903.6

EAO

Switch Fixings LENS REC FLT TPT BL

Learn More

Datasheet

21In Stock

€3.62

€3.57

€3.48

Min.: 1
Mult.: 1

Restricted Availability

Switch Fixings ANTIROTATION LOCKING WSHR

51-910
EAO
1: €2.22
150In Stock
160Expected 09/02/2026

Mfr. Part No.
51-910

Mouser Part No
123-51-910

EAO

Switch Fixings ANTIROTATION LOCKING WSHR

Learn More

Datasheet

150In Stock

160Expected 09/02/2026

€2.22

€2.21

€2.15

€2.08

€2.04

Min.: 1
Mult.: 1

Series 51 Switch Range

Types of Electromechanical

Customer Service Office

Company

Resources

Support