Electromechanical – Mouser Romania

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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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Results: 44

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Part #

Keylock Switches KYLK RND MNT 2POS

51-135.025D
EAO
1: 399,38 RON
22In Stock Restricted Availability

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

22In Stock

399,38 RON

386,15 RON

Min.: 1
Mult.: 1

Restricted Availability

Keylock Switches KYLK RND MOM 3POS

51-378.AD
EAO
1: 625,68 RON
8In Stock Restricted Availability

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

8In Stock

625,68 RON

539,57 RON

513,81 RON

486,20 RON

View

Min.: 1
Mult.: 1

Restricted Availability

Keylock Switches KYLK SQ MNT 2POS

51-255.022D
EAO
1: 360,85 RON
15In Stock Restricted Availability

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

15In Stock

360,85 RON

333,69 RON

333,29 RON

Quote

Min.: 1
Mult.: 1

Restricted Availability

Switch Cases / Switch Covers protect COVER-REC

51-925
EAO
1: 34,25 RON
274In Stock

Mfr. Part No.
51-925

Mouser Part No
123-51-925

EAO

Switch Cases / Switch Covers protect COVER-REC

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Datasheet

274In Stock

34,25 RON

32,44 RON

31,39 RON

Quote

Min.: 1
Mult.: 1

Pushbutton Switches LPB REC MOM SLGP QC

51-121.022
EAO
1: 200,90 RON
20In Stock Restricted Availability
21Expected 2/16/2026

Mfr. Part No.
51-121.022

Mouser Part No
123-51-121.022

EAO

Pushbutton Switches LPB REC MOM SLGP QC

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Datasheet

20In Stock

21Expected 2/16/2026

200,90 RON

197,63 RON

195,62 RON

187,42 RON

View

Min.: 1
Mult.: 1

Restricted Availability

Pushbutton Switches LPB REC MOM SLGP SLDR

51-122.025
EAO
1: 261,01 RON
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

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Datasheet

4In Stock

261,01 RON

260,91 RON

254,87 RON

254,82 RON

Quote

Min.: 1
Mult.: 1

Restricted Availability

Pushbutton Switches LPB RND MOM SLGP SLDR

51-131.025
EAO
1: 189,33 RON
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

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Datasheet

8In Stock

189,33 RON

184,50 RON

179,02 RON

175,45 RON

View

Min.: 1
Mult.: 1

Restricted Availability

Pushbutton Switches LPB SQ MOM SLGP QC

51-151.022
EAO
1: 211,01 RON
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

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Datasheet

14In Stock

211,01 RON

210,96 RON

204,97 RON

197,63 RON

View

Min.: 1
Mult.: 1

Restricted Availability

Pushbutton Switches LPB SQ MOM SLGP SLDR

51-151.025
EAO
1: 184,85 RON
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

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Datasheet

9In Stock

184,85 RON

184,80 RON

181,33 RON

Quote

Min.: 1
Mult.: 1

Restricted Availability

Switch Fixings LPB ACTUATOR REC

51-165.0
EAO
1: 107,09 RON
3In Stock Restricted Availability

Mfr. Part No.
51-165.0

Mouser Part No
123-51-165.0

EAO

Switch Fixings LPB ACTUATOR REC

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Datasheet

3In Stock

107,09 RON

107,04 RON

105,08 RON

101,35 RON

View

Min.: 1
Mult.: 1

Restricted Availability

Keylock Switches KYLK RND MNT 2POS

51-235.022D
EAO
1: 397,62 RON
14In Stock Restricted Availability

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

14In Stock

397,62 RON

389,27 RON

382,38 RON

382,33 RON

View

Min.: 1
Mult.: 1

Restricted Availability

Keylock Switches KYLK RND MNT 2POS

51-236.025D
EAO
1: 449,58 RON
4In Stock Restricted Availability
15Expected 2/20/2026

Mfr. Part No.
51-236.025D

Mouser Part No
123-51-236.025D

EAO

Keylock Switches KYLK RND MNT 2POS

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Datasheet

4In Stock

15Expected 2/20/2026

449,58 RON

448,37 RON

438,01 RON

437,96 RON

View

Min.: 1
Mult.: 1

Restricted Availability

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

51-252.026
EAO
1: 204,32 RON
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

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Datasheet

31In Stock

204,32 RON

201,95 RON

201,65 RON

201,60 RON

View

Min.: 1
Mult.: 1

Restricted Availability

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

51-256.026
EAO
1: 178,11 RON
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

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Datasheet

47In Stock

178,11 RON

176,50 RON

171,32 RON

166,54 RON

View

Min.: 1
Mult.: 1

Restricted Availability

Switch Actuators LPB SQ MNT SLGP SLDR

51-281.025
EAO
1: 249,74 RON
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

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Datasheet

5In Stock

249,74 RON

208,09 RON

202,76 RON

198,38 RON

View

Min.: 1
Mult.: 1

Restricted Availability

Pushbutton Switches LPB REC MOM GD UNV LL

51-423.036
EAO
1: 207,89 RON
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

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Datasheet

1In Stock

207,89 RON

202,56 RON

196,77 RON

192,80 RON

Quote

Min.: 1
Mult.: 1

Restricted Availability

Pushbutton Switches LPB REC MOM GD UNV LL

51-425.036
EAO
1: 125,85 RON
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

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Datasheet

19In Stock

125,85 RON

123,49 RON

123,18 RON

Quote

Min.: 1
Mult.: 1

Restricted Availability

Switch Fixings LENS REC FLT TLT WHT

51-901.9
EAO
1: 18,21 RON
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

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Datasheet

304In Stock

18,21 RON

17,96 RON

17,50 RON

Min.: 1
Mult.: 1

Restricted Availability

Switch Fixings LENS REC FLT TPT RED

51-903.2
EAO
1: 18,21 RON
34In Stock Restricted Availability
12Expected 2/16/2026

Mfr. Part No.
51-903.2

Mouser Part No
123-51-903.2

EAO

Switch Fixings LENS REC FLT TPT RED

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Datasheet

34In Stock

12Expected 2/16/2026

18,21 RON

18,16 RON

17,81 RON

16,80 RON

View

Min.: 1
Mult.: 1

Restricted Availability

Switch Fixings LENS RECT ORANGE TPT ORNG

51-903.3
EAO
1: 18,21 RON
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

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Datasheet

35In Stock

18,21 RON

17,96 RON

17,50 RON

Min.: 1
Mult.: 1

Restricted Availability

Switch Fixings LENS REC FLT TPT YLW

51-903.4
EAO
1: 18,21 RON
20In Stock Restricted Availability

Mfr. Part No.
51-903.4

Mouser Part No
123-51-903.4

EAO

Switch Fixings LENS REC FLT TPT YLW

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Datasheet

20In Stock

18,21 RON

17,25 RON

16,90 RON

16,80 RON

16,75 RON

Min.: 1
Mult.: 1

Restricted Availability

Switch Fixings LENS REC FLT TPT GRN

51-903.5
EAO
1: 21,83 RON
20In Stock Restricted Availability
15Expected 4/28/2026

Mfr. Part No.
51-903.5

Mouser Part No
123-51-903.5

EAO

Switch Fixings LENS REC FLT TPT GRN

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Datasheet

20In Stock

15Expected 4/28/2026

21,83 RON

18,21 RON

17,91 RON

17,55 RON

Min.: 1
Mult.: 1

Restricted Availability

Switch Fixings LENS REC FLT TPT BL

51-903.6
EAO
1: 18,21 RON
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

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Datasheet

21In Stock

18,21 RON

17,96 RON

17,50 RON

Min.: 1
Mult.: 1

Restricted Availability

Switch Fixings ANTIROTATION LOCKING WSHR

51-910
EAO
1: 11,17 RON
150In Stock
160On Order

Mfr. Part No.
51-910

Mouser Part No
123-51-910

EAO

Switch Fixings ANTIROTATION LOCKING WSHR

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Datasheet

150In Stock

160On Order

11,17 RON

11,12 RON

10,81 RON

10,46 RON

10,26 RON

Min.: 1
Mult.: 1

Switch Cases / Switch Covers protect COVER-SQ

51-920
EAO
1: 34,25 RON
85In Stock

Mfr. Part No.
51-920

Mouser Part No
123-51-920

EAO

Switch Cases / Switch Covers protect COVER-SQ

Learn More

Datasheet

85In Stock

34,25 RON

33,00 RON

32,14 RON

Quote

Min.: 1
Mult.: 1

Series 51 Switch Range

Types of Electromechanical

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