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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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Part #

Keylock Switches KYLK RND MOM 3POS

51-378.AD
EAO
1: $144.67
7In Stock

Mfr. Part No.
51-378.AD

Mouser Part No
123-51-378.AD

EAO

Keylock Switches KYLK RND MOM 3POS

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Datasheet

7In Stock

$144.67

$124.76

$118.80

$112.42

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Min.: 1
Mult.: 1

Keylock Switches KYLK RND MNT 2POS

51-235.025D
EAO
1: $87.04
76In Stock
22Expected 2026/08/10

Mfr. Part No.
51-235.025D

Mouser Part No
123-51-235.025D

EAO

Keylock Switches KYLK RND MNT 2POS

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Datasheet

76In Stock

22Expected 2026/08/10

$87.04

$84.91

$84.49

$82.78

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Min.: 1
Mult.: 1

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

51-252.026
EAO
1: $50.26
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

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Datasheet

89In Stock

$50.26

$49.10

$48.76

Min.: 1
Mult.: 1

Keylock Switches KYLK SQ MNT 2POS

51-255.022D
EAO
1: $92.63
37In Stock

Mfr. Part No.
51-255.022D

Mouser Part No
123-51-255.022D

EAO

Keylock Switches KYLK SQ MNT 2POS

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Datasheet

37In Stock

$92.63

$87.03

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Min.: 1
Mult.: 1

Panel Mount Indicator Housings & Hardware IND REC BLK QC

51-040.002
EAO
1: $14.75
27In Stock
25Expected 2026/08/10

Mfr. Part No.
51-040.002

Mouser Part No
123-51-040.002

EAO

Panel Mount Indicator Housings & Hardware IND REC BLK QC

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Datasheet

27In Stock

25Expected 2026/08/10

$14.75

$14.40

$13.70

$13.48

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Min.: 1
Mult.: 1

Panel Mount Indicator Housings & Hardware IND REC BLK SLDR

51-040.005
EAO
1: $14.75
3In Stock
38On Order

Mfr. Part No.
51-040.005

Mouser Part No
123-51-040.005

EAO

Panel Mount Indicator Housings & Hardware IND REC BLK SLDR

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Datasheet

3In Stock

38On Order

$14.75

$14.40

$13.70

$13.48

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Min.: 1
Mult.: 1

Switch Actuators LPB REC MOM SLGP QC

51-121.022
EAO
1: $51.93
26In Stock

Mfr. Part No.
51-121.022

Mouser Part No
123-51-121.022

EAO

Switch Actuators LPB REC MOM SLGP QC

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Datasheet

26In Stock

$51.93

$47.78

$47.71

$46.81

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Min.: 1
Mult.: 1

Pushbutton Switches - Industrial LPB REC MOM SLGP SLDR

51-121.025
EAO
1: $43.78
17In Stock

Mfr. Part No.
51-121.025

Mouser Part No
123-51-121.025

EAO

Pushbutton Switches - Industrial LPB REC MOM SLGP SLDR

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Datasheet

17In Stock

$43.78

$43.76

$42.76

$38.82

$38.62

Min.: 1
Mult.: 1

Pushbutton Switches - Industrial LPB REC MOM SLGP SLDR

51-122.025
EAO
1: $63.06
2In Stock

Mfr. Part No.
51-122.025

Mouser Part No
123-51-122.025

EAO

Pushbutton Switches - Industrial LPB REC MOM SLGP SLDR

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Datasheet

2In Stock

$63.06

$61.44

$60.13

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Min.: 1
Mult.: 1

Switch Actuators LPB RND MOM SLGP SLDR

51-131.025
EAO
1: $43.78
9In Stock

Mfr. Part No.
51-131.025

Mouser Part No
123-51-131.025

EAO

Switch Actuators LPB RND MOM SLGP SLDR

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Datasheet

9In Stock

$43.78

$43.50

$42.64

Quote

Min.: 1
Mult.: 1

Keylock Switches KYLK RND MNT 2POS

51-135.025D
EAO
1: $99.58
2In Stock

Mfr. Part No.
51-135.025D

Mouser Part No
123-51-135.025D

EAO

Keylock Switches KYLK RND MNT 2POS

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Datasheet

2In Stock

$99.58

$99.56

Min.: 1
Mult.: 1

Switch Actuators LPB SQ MOM SLGP SLDR

51-151.025
EAO
1: $45.23
11In Stock

Mfr. Part No.
51-151.025

Mouser Part No
123-51-151.025

EAO

Switch Actuators LPB SQ MOM SLGP SLDR

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Datasheet

11In Stock

$45.23

$45.22

$44.25

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Min.: 1
Mult.: 1

Switch Fixings LPB ACTUATOR REC

51-165.0
EAO
1: $24.76
51In Stock

Mfr. Part No.
51-165.0

Mouser Part No
123-51-165.0

EAO

Switch Fixings LPB ACTUATOR REC

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Datasheet

51In Stock

$24.76

$24.75

$24.30

$23.43

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Min.: 1
Mult.: 1

Keylock Switches KYLK RND MNT 2POS

51-235.022D
EAO
1: $108.58
15In Stock
46On Order

Mfr. Part No.
51-235.022D

Mouser Part No
123-51-235.022D

EAO

Keylock Switches KYLK RND MNT 2POS

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Datasheet

15In Stock

46On Order

$108.58

$97.12

$92.78

$91.02

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Min.: 1
Mult.: 1

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

51-256.026
EAO
1: $42.39
20In 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

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Datasheet

20In Stock

$42.39

$41.69

$41.58

$41.41

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Min.: 1
Mult.: 1

Pushbutton Switches - Industrial LPB REC MNT SLGP SLDR

51-261.025
EAO
1: $48.11
5In Stock

Mfr. Part No.
51-261.025

Mouser Part No
123-51-261.025

EAO

Pushbutton Switches - Industrial LPB REC MNT SLGP SLDR

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Datasheet

5In Stock

$48.11

$47.00

$46.10

$44.61

Quote

Min.: 1
Mult.: 1

Switch Actuators LPB REC MNT SLGP SLDR

51-262.025
EAO
1: $67.20
5In Stock

Mfr. Part No.
51-262.025

Mouser Part No
123-51-262.025

EAO

Switch Actuators LPB REC MNT SLGP SLDR

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Datasheet

5In Stock

$67.20

$65.79

$64.40

$63.05

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Min.: 1
Mult.: 1

Switch Actuators LPB SQ MNT SLGP SLDR

51-281.025
EAO
1: $57.74
3In Stock

Mfr. Part No.
51-281.025

Mouser Part No
123-51-281.025

EAO

Switch Actuators LPB SQ MNT SLGP SLDR

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Datasheet

3In Stock

$57.74

$48.11

$46.88

$45.87

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Min.: 1
Mult.: 1

Keylock Switches KYLK REC MNT 2POS

51-195.022D
EAO
1: $94.97
10In Stock

Mfr. Part No.
51-195.022D

Mouser Part No
123-51-195.022D

EAO

Keylock Switches KYLK REC MNT 2POS

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Datasheet

10In Stock

$94.97

Quote

Min.: 1
Mult.: 1

Switch Actuators LPB REC MOM GD UNV LL

51-421.036
EAO
1: $48.07
12In Stock
22Expected 2026/08/31

Mfr. Part No.
51-421.036

Mouser Part No
123-51-421.036

EAO

Switch Actuators LPB REC MOM GD UNV LL

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Datasheet

12In Stock

22Expected 2026/08/31

$48.07

$48.06

$47.22

Min.: 1
Mult.: 1

Switch Actuators LPB REC MOM GD UNV LL

51-423.036
EAO
1: $48.07
1In Stock

Mfr. Part No.
51-423.036

Mouser Part No
123-51-423.036

EAO

Switch Actuators LPB REC MOM GD UNV LL

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Datasheet

1In Stock

$48.07

$46.83

$45.50

$44.58

Quote

Min.: 1
Mult.: 1

Switch Actuators LPB REC MOM GD UNV LL

51-425.036
EAO
1: $30.84
17In Stock

Mfr. Part No.
51-425.036

Mouser Part No
123-51-425.036

EAO

Switch Actuators LPB REC MOM GD UNV LL

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Datasheet

17In Stock

$30.84

$30.30

$29.64

$28.84

Quote

Min.: 1
Mult.: 1

Switch Bezels / Switch Caps LENS REC FLT TLT WHT

51-901.9
EAO
1: $4.21
209In Stock

Mfr. Part No.
51-901.9

Mouser Part No
123-51-901.9

EAO

Switch Bezels / Switch Caps LENS REC FLT TLT WHT

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Datasheet

209In Stock

$4.21

$4.20

$4.05

$3.92

Min.: 1
Mult.: 1

Switch Bezels / Switch Caps LENS REC FLT TPT RED

51-903.2
EAO
1: $4.21
120In Stock

Mfr. Part No.
51-903.2

Mouser Part No
123-51-903.2

EAO

Switch Bezels / Switch Caps LENS REC FLT TPT RED

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Datasheet

120In Stock

$4.21

$4.20

Min.: 1
Mult.: 1

Switch Bezels / Switch Caps LENS RECT ORANGE TPT ORNG

51-903.3
EAO
1: $4.21
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

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Datasheet

48In Stock

$4.21

Min.: 1
Mult.: 1

Series 51 Switch Range

All Results (44)

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Series 51 Switch Range

All Results (44)

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