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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: 522,44 zł
7In 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

7In Stock

522,44 zł

450,53 zł

429,03 zł

405,97 zł

View

Min.: 1
Mult.: 1

Restricted Availability

Keylock Switches KYLK RND MNT 2POS

51-235.025D
EAO
1: 314,33 zł
76In Stock Restricted Availability
22Expected 8/10/2026

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 8/10/2026

314,33 zł

306,64 zł

305,13 zł

298,96 zł

View

Min.: 1
Mult.: 1

Restricted Availability

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

51-252.026
EAO
1: 181,52 zł
89In 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

89In Stock

181,52 zł

177,32 zł

176,11 zł

Min.: 1
Mult.: 1

Restricted Availability

Keylock Switches KYLK SQ MNT 2POS

51-255.022D
EAO
1: 334,53 zł
37In 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

37In Stock

334,53 zł

314,29 zł

View

Min.: 1
Mult.: 1

Restricted Availability

Panel Mount Indicator Housings & Hardware IND REC BLK QC

51-040.002
EAO
1: 53,26 zł
27In Stock Restricted Availability
25Expected 8/10/2026

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 8/10/2026

53,26 zł

52,00 zł

49,48 zł

48,68 zł

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Min.: 1
Mult.: 1

Restricted Availability

Panel Mount Indicator Housings & Hardware IND REC BLK SLDR

51-040.005
EAO
1: 53,26 zł
3In Stock Restricted Availability
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

53,26 zł

52,00 zł

49,48 zł

48,68 zł

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Min.: 1
Mult.: 1

Restricted Availability

Switch Actuators LPB REC MOM SLGP QC

51-121.022
EAO
1: 187,53 zł
26In Stock Restricted Availability

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

187,53 zł

172,54 zł

172,28 zł

169,05 zł

View

Min.: 1
Mult.: 1

Restricted Availability

Pushbutton Switches - Industrial LPB REC MOM SLGP SLDR

51-121.025
EAO
1: 158,09 zł
17In Stock Restricted Availability

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

158,09 zł

158,05 zł

154,43 zł

140,20 zł

139,48 zł

Min.: 1
Mult.: 1

Restricted Availability

Pushbutton Switches - Industrial LPB REC MOM SLGP SLDR

51-122.025
EAO
1: 227,72 zł
2In Stock Restricted Availability

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

227,72 zł

221,89 zł

217,14 zł

View

Min.: 1
Mult.: 1

Restricted Availability

Switch Actuators LPB RND MOM SLGP SLDR

51-131.025
EAO
1: 158,09 zł
9In Stock Restricted Availability

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

158,09 zł

157,08 zł

153,97 zł

Quote

Min.: 1
Mult.: 1

Restricted Availability

Keylock Switches KYLK RND MNT 2POS

51-135.025D
EAO
1: 359,60 zł
2In 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

2In Stock

359,60 zł

359,56 zł

Min.: 1
Mult.: 1

Restricted Availability

Switch Actuators LPB SQ MOM SLGP SLDR

51-151.025
EAO
1: 163,34 zł
11In Stock Restricted Availability

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

163,34 zł

163,30 zł

159,81 zł

View

Min.: 1
Mult.: 1

Restricted Availability

Switch Fixings LPB ACTUATOR REC

51-165.0
EAO
1: 89,42 zł
51In 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

51In Stock

89,42 zł

89,38 zł

87,74 zł

84,63 zł

View

Min.: 1
Mult.: 1

Restricted Availability

Keylock Switches KYLK RND MNT 2POS

51-235.022D
EAO
1: 392,11 zł
15In Stock Restricted Availability
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

392,11 zł

350,74 zł

335,08 zł

328,69 zł

View

Min.: 1
Mult.: 1

Restricted Availability

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

51-256.026
EAO
1: 153,09 zł
20In 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

20In Stock

153,09 zł

150,57 zł

150,15 zł

149,56 zł

View

Min.: 1
Mult.: 1

Restricted Availability

Pushbutton Switches - Industrial LPB REC MNT SLGP SLDR

51-261.025
EAO
1: 173,75 zł
5In Stock Restricted Availability

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

173,75 zł

169,72 zł

166,49 zł

161,11 zł

Quote

Min.: 1
Mult.: 1

Restricted Availability

Switch Actuators LPB REC MNT SLGP SLDR

51-262.025
EAO
1: 242,68 zł
5In Stock Restricted Availability

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

242,68 zł

237,59 zł

232,55 zł

227,68 zł

View

Min.: 1
Mult.: 1

Restricted Availability

Switch Actuators LPB SQ MNT SLGP SLDR

51-281.025
EAO
1: 208,53 zł
3In 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

3In Stock

208,53 zł

173,75 zł

169,30 zł

165,65 zł

View

Min.: 1
Mult.: 1

Restricted Availability

Keylock Switches KYLK REC MNT 2POS

51-195.022D
EAO
1: 342,97 zł
10In Stock Restricted Availability

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

342,97 zł

Quote

Min.: 1
Mult.: 1

Restricted Availability

Switch Actuators LPB REC MOM GD UNV LL

51-421.036
EAO
1: 173,59 zł
12In Stock Restricted Availability
22Expected 8/31/2026

Mfr. Part No.
51-421.036

Mouser Part No
123-51-421.036

EAO

Switch Actuators LPB REC MOM GD UNV LL

Learn More

Datasheet

12In Stock

22Expected 8/31/2026

173,59 zł

173,54 zł

170,52 zł

Min.: 1
Mult.: 1

Restricted Availability

Switch Actuators LPB REC MOM GD UNV LL

51-423.036
EAO
1: 173,59 zł
1In Stock Restricted Availability

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

173,59 zł

169,13 zł

164,30 zł

160,99 zł

Quote

Min.: 1
Mult.: 1

Restricted Availability

Switch Actuators LPB REC MOM GD UNV LL

51-425.036
EAO
1: 111,38 zł
17In Stock Restricted Availability

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

111,38 zł

109,41 zł

107,06 zł

104,16 zł

Quote

Min.: 1
Mult.: 1

Restricted Availability

Switch Bezels / Switch Caps LENS REC FLT TLT WHT

51-901.9
EAO
1: 15,20 zł
209In Stock Restricted Availability

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

15,20 zł

15,16 zł

14,62 zł

14,15 zł

Min.: 1
Mult.: 1

Restricted Availability

Switch Bezels / Switch Caps LENS REC FLT TPT RED

51-903.2
EAO
1: 15,20 zł
120In Stock Restricted Availability

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

15,20 zł

15,16 zł

Min.: 1
Mult.: 1

Restricted Availability

Switch Bezels / Switch Caps LENS RECT ORANGE TPT ORNG

51-903.3
EAO
1: 15,20 zł
48In Stock Restricted Availability

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

15,20 zł

Min.: 1
Mult.: 1

Restricted Availability

Series 51 Switch Range

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Series 51 Switch Range

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