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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: Rp2.113.092
8In Stock

Mfr. Part No.
51-378.AD

Mouser Part No
123-51-378.AD

EAO

Keylock Switches KYLK RND MOM 3POS

Datasheet

8In Stock

Rp2.113.092

Rp1.822.125

Rp1.735.165

Rp1.641.967

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits LPB REC MOM SLGP QC

51-121.022
EAO
1: Rp758.424
52In Stock

Mfr. Part No.
51-121.022

Mouser Part No
123-51-121.022

EAO

Switch Contact Blocks / Switch Kits LPB REC MOM SLGP QC

Datasheet

52In Stock

Rp758.424

Rp697.882

Rp696.781

Rp683.755

View

Min.: 1
Mult.: 1

Keylock Switches KYLK RND MNT 2POS

51-235.022D
EAO
1: Rp1.415.027
23In Stock
19Expected 10/08/2026

Mfr. Part No.
51-235.022D

Mouser Part No
123-51-235.022D

EAO

Keylock Switches KYLK RND MNT 2POS

Datasheet

23In Stock

19Expected 10/08/2026

Rp1.415.027

Rp1.365.309

Quote

Min.: 1
Mult.: 1

Keylock Switches KYLK RND MNT 2POS

51-236.025D
EAO
1: Rp1.540.514
22In Stock

Mfr. Part No.
51-236.025D

Mouser Part No
123-51-236.025D

EAO

Keylock Switches KYLK RND MNT 2POS

Datasheet

22In Stock

Rp1.540.514

Rp1.538.312

Rp1.504.189

Rp1.504.005

View

Min.: 1
Mult.: 1

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

51-252.026
EAO
1: Rp734.207
72In Stock
27Expected 13/07/2026

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

72In Stock

27Expected 13/07/2026

Rp734.207

Rp718.429

Min.: 1
Mult.: 1

Switch Cases / Switch Covers protect COVER-REC

51-925
EAO
1: Rp115.763
433In Stock

Mfr. Part No.
51-925

Mouser Part No
123-51-925

EAO

Switch Cases / Switch Covers protect COVER-REC

Datasheet

433In Stock

Rp115.763

Rp115.580

Rp115.029

Rp113.929

Min.: 1
Mult.: 1

Panel Mount Indicator Housings & Hardware IND REC BLK QC

51-040.002
EAO
1: Rp212.630
40In Stock

Mfr. Part No.
51-040.002

Mouser Part No
123-51-040.002

EAO

Panel Mount Indicator Housings & Hardware IND REC BLK QC

Datasheet

40In Stock

Rp212.630

Rp212.447

Rp212.263

Min.: 1
Mult.: 1

Panel Mount Indicator Housings & Hardware IND REC BLK SLDR

51-040.005
EAO
1: Rp215.382
15In Stock

Mfr. Part No.
51-040.005

Mouser Part No
123-51-040.005

EAO

Panel Mount Indicator Housings & Hardware IND REC BLK SLDR

Datasheet

15In Stock

Rp215.382

Rp215.199

Rp214.648

Rp210.429

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits LPB REC MOM SLGP SLDR

51-121.025
EAO
1: Rp639.358
17In Stock

Mfr. Part No.
51-121.025

Mouser Part No
123-51-121.025

EAO

Switch Contact Blocks / Switch Kits LPB REC MOM SLGP SLDR

Datasheet

17In Stock

Rp639.358

Rp623.581

Rp589.090

Rp573.496

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits LPB REC MOM SLGP SLDR

51-122.025
EAO
1: Rp899.137
2In Stock

Mfr. Part No.
51-122.025

Mouser Part No
123-51-122.025

EAO

Switch Contact Blocks / Switch Kits LPB REC MOM SLGP SLDR

Datasheet

2In Stock

Rp899.137

Rp898.587

Rp890.882

Rp879.140

View

Min.: 1
Mult.: 1

Keylock Switches KYLK RND MNT 2POS

51-135.025D
EAO
1: Rp1.454.471
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

Rp1.454.471

Rp1.454.287

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits LPB SQ MOM SLGP QC

51-151.022
EAO
1: Rp712.559
17In Stock

Mfr. Part No.
51-151.022

Mouser Part No
123-51-151.022

EAO

Switch Contact Blocks / Switch Kits LPB SQ MOM SLGP QC

Datasheet

17In Stock

Rp712.559

Rp712.375

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits LPB SQ MOM SLGP SLDR

51-151.025
EAO
1: Rp660.639
11In Stock

Mfr. Part No.
51-151.025

Mouser Part No
123-51-151.025

EAO

Switch Contact Blocks / Switch Kits LPB SQ MOM SLGP SLDR

Datasheet

11In Stock

Rp660.639

Rp660.456

Rp649.999

View

Min.: 1
Mult.: 1

Switch Fixings LPB ACTUATOR REC

51-165.0
EAO
1: Rp361.600
6In Stock
45Expected 02/07/2026

Mfr. Part No.
51-165.0

Mouser Part No
123-51-165.0

EAO

Switch Fixings LPB ACTUATOR REC

Datasheet

6In Stock

45Expected 02/07/2026

Rp361.600

Rp361.416

Rp354.812

Rp342.336

View

Min.: 1
Mult.: 1

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

51-256.026
EAO
1: Rp619.178
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

Rp619.178

Rp608.904

Rp607.253

Rp604.868

View

Min.: 1
Mult.: 1

Switch Actuators LPB REC MNT SLGP SLDR

51-262.025
EAO
1: Rp967.568
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

Rp967.568

Rp967.201

Rp965.733

Rp955.827

View

Min.: 1
Mult.: 1

Switch Actuators LPB SQ MNT SLGP SLDR

51-281.025
EAO
1: Rp843.366
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

Rp843.366

Rp702.835

Rp684.673

Rp669.996

View

Min.: 1
Mult.: 1

Keylock Switches KYLK REC MNT 2POS

51-195.022D
EAO
1: Rp1.387.141
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

Rp1.387.141

Quote

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits LPB REC MOM GD UNV LL

51-421.036
EAO
1: Rp702.101
26In Stock

Mfr. Part No.
51-421.036

Mouser Part No
123-51-421.036

EAO

Switch Contact Blocks / Switch Kits LPB REC MOM GD UNV LL

Datasheet

26In Stock

Rp702.101

Rp695.497

Quote

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits LPB REC MOM GD UNV LL

51-423.036
EAO
1: Rp702.101
1In Stock

Mfr. Part No.
51-423.036

Mouser Part No
123-51-423.036

EAO

Switch Contact Blocks / Switch Kits LPB REC MOM GD UNV LL

Datasheet

1In Stock

Rp702.101

Rp684.122

Rp664.492

Rp651.100

Quote

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits LPB REC MOM GD UNV LL

51-425.036
EAO
1: Rp450.578
17In Stock

Mfr. Part No.
51-425.036

Mouser Part No
123-51-425.036

EAO

Switch Contact Blocks / Switch Kits LPB REC MOM GD UNV LL

Datasheet

17In Stock

Rp450.578

Rp450.394

Min.: 1
Mult.: 1

Switch Fixings LENS REC FLT TLT WHT

51-901.9
EAO
1: Rp61.459
229In Stock

Mfr. Part No.
51-901.9

Mouser Part No
123-51-901.9

EAO

Switch Fixings LENS REC FLT TLT WHT

Datasheet

229In Stock

Rp61.459

Rp61.276

Rp61.092

Rp59.441

View

Min.: 1
Mult.: 1

Switch Fixings LENS REC FLT TPT RED

51-903.2
EAO
1: Rp61.459
132In Stock

Mfr. Part No.
51-903.2

Mouser Part No
123-51-903.2

EAO

Switch Fixings LENS REC FLT TPT RED

Datasheet

132In Stock

Rp61.459

Rp61.276

Min.: 1
Mult.: 1

Switch Fixings LENS RECT ORANGE TPT ORNG

51-903.3
EAO
1: Rp61.459
48In Stock

Mfr. Part No.
51-903.3

Mouser Part No
123-51-903.3

EAO

Switch Fixings LENS RECT ORANGE TPT ORNG

Datasheet

48In Stock

Rp61.459

Min.: 1
Mult.: 1

Switch Fixings LENS REC FLT TPT YLW

51-903.4
EAO
1: Rp61.459
44In Stock

Mfr. Part No.
51-903.4

Mouser Part No
123-51-903.4

EAO

Switch Fixings LENS REC FLT TPT YLW

Datasheet

44In Stock

Rp61.459

Min.: 1
Mult.: 1