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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 #

Switch Bezels / Switch Caps LENS REC FLT TPT YLW

51-903.4
EAO
1: $3.523
44In Stock

Mfr. Part #
51-903.4

Mouser Part #
123-51-903.4

EAO

Switch Bezels / Switch Caps LENS REC FLT TPT YLW

Datasheet

44In Stock

$3.523

$3.513

Min.: 1
Mult.: 1

Switch Bezels / Switch Caps LENS REC FLT TPT GRN

51-903.5
EAO
1: $4.228
52In Stock
111Expected 9/7/2026

Mfr. Part #
51-903.5

Mouser Part #
123-51-903.5

EAO

Switch Bezels / Switch Caps LENS REC FLT TPT GRN

Datasheet

52In Stock

111Expected 9/7/2026

$4.228

$4.070

$3.523

$3.513

View

Min.: 1
Mult.: 1

Switch Bezels / Switch Caps LENS REC FLT TPT BL

51-903.6
EAO
1: $3.523
20In Stock

Mfr. Part #
51-903.6

Mouser Part #
123-51-903.6

EAO

Switch Bezels / Switch Caps LENS REC FLT TPT BL

Datasheet

20In Stock

$3.523

$3.481

$3.407

Min.: 1
Mult.: 1

Switch Bezels / Switch Caps LENS REC FLT TPT CLR

51-903.7
EAO
1: $3.523
3In Stock
65Expected 8/24/2026

Mfr. Part #
51-903.7

Mouser Part #
123-51-903.7

EAO

Switch Bezels / Switch Caps LENS REC FLT TPT CLR

Datasheet

3In Stock

65Expected 8/24/2026

$3.523

$3.513

Min.: 1
Mult.: 1

Switch Bezels / Switch Caps ANTIROTATION LOCKING WSHR

51-910
EAO
1: $2.166
758In Stock

Mfr. Part #
51-910

Mouser Part #
123-51-910

EAO

Switch Bezels / Switch Caps ANTIROTATION LOCKING WSHR

Datasheet

758In Stock

$2.166

$2.135

$2.124

Min.: 1
Mult.: 1

Switch Cases / Switch Covers protect COVER-SQ

51-920
EAO
1: $6.636
137In Stock

Mfr. Part #
51-920

Mouser Part #
123-51-920

EAO

Switch Cases / Switch Covers protect COVER-SQ

Datasheet

137In Stock

$6.636

$6.373

$6.121

Min.: 1
Mult.: 1

Switch Bezels / Switch Caps LENS RND FLT TPT RED

51-933.2
EAO
1: $4.407
66In Stock

Mfr. Part #
51-933.2

Mouser Part #
123-51-933.2

EAO

Switch Bezels / Switch Caps LENS RND FLT TPT RED

Datasheet

66In Stock

$4.407

$4.396

Min.: 1
Mult.: 1

Switch Bezels / Switch Caps LENS RND FLT TPT GRN

51-933.5
EAO
1: $3.523
55In Stock

Mfr. Part #
51-933.5

Mouser Part #
123-51-933.5

EAO

Switch Bezels / Switch Caps LENS RND FLT TPT GRN

Datasheet

55In Stock

$3.523

Min.: 1
Mult.: 1

Switch Bezels / Switch Caps LENS SQ FLT TPT RED

51-953.2
EAO
1: $4.102
254In Stock
180Expected 11/27/2026

Mfr. Part #
51-953.2

Mouser Part #
123-51-953.2

EAO

Switch Bezels / Switch Caps LENS SQ FLT TPT RED

Datasheet

254In Stock

180Expected 11/27/2026

$4.102

$3.902

$3.807

Min.: 1
Mult.: 1

Switch Actuators LPB SQ MOM SLGP QC

51-151.022
EAO
1: $40.848
75On Order

Mfr. Part #
51-151.022

Mouser Part #
123-51-151.022

EAO

Switch Actuators LPB SQ MOM SLGP QC

Datasheet

75On Order

$40.848

$40.658

$39.817

View

Min.: 1
Mult.: 1

Switch Cases / Switch Covers protect COVER-REC

51-925
EAO
1: $6.636
1.077Expected 9/7/2026

Mfr. Part #
51-925

Mouser Part #
123-51-925

EAO

Switch Cases / Switch Covers protect COVER-REC

Datasheet

1.077Expected 9/7/2026

$6.636

$6.626

$6.594

$6.510

Min.: 1
Mult.: 1

Keylock Switches KYLK RND MNT 2POS

51-236.025D
EAO
1: $89.920
9Expected 8/24/2026

Mfr. Part #
51-236.025D

Mouser Part #
123-51-236.025D

EAO

Keylock Switches KYLK RND MNT 2POS

Datasheet

9Expected 8/24/2026

$89.920

$87.858

$86.176

$83.389

View

Min.: 1
Mult.: 1

Switch Bezels / Switch Caps LENS SQ FLT TPT GRN

51-953.5
EAO
1: $4.102
390On Order

Mfr. Part #
51-953.5

Mouser Part #
123-51-953.5

EAO

Switch Bezels / Switch Caps LENS SQ FLT TPT GRN

Datasheet

390On Order

$4.102

$4.038

$3.944

Min.: 1
Mult.: 1

Switch Bezels / Switch Caps LENS SQ FLT TPT CLR

51-953.7
EAO
1: $4.102
152In Stock

Mfr. Part #
51-953.7

Mouser Part #
123-51-953.7

EAO

Switch Bezels / Switch Caps LENS SQ FLT TPT CLR

Datasheet

152In Stock

$4.102

$4.070

$3.902

$3.786

Min.: 1
Mult.: 1

Panel Mount Indicator Housings & Hardware IND SQ BLK SLDR

51-050.005
EAO
1: $12.347
Lead-Time 12 Weeks

Mfr. Part #
51-050.005

Mouser Part #
123-51-050.005

EAO

Panel Mount Indicator Housings & Hardware IND SQ BLK SLDR

Datasheet

Lead-Time 12 Weeks

$12.347

$12.052

$11.474

$11.285

View

Min.: 1
Mult.: 1

Switch Actuators LPB RND MOM SLGP SLDR

51-131.025
EAO
1: $36.651
Non-Stocked Lead-Time 3 Weeks

Mfr. Part #
51-131.025

Mouser Part #
123-51-131.025

EAO

Switch Actuators LPB RND MOM SLGP SLDR

Datasheet

Non-Stocked Lead-Time 3 Weeks

$36.651

$36.420

$35.694

Quote

Min.: 1
Mult.: 1

Switch Actuators LPB SQ MNT SLGP SLDR

51-282.025
EAO
1: $56.265
Lead-Time 12 Weeks

Mfr. Part #
51-282.025

Mouser Part #
123-51-282.025

EAO

Switch Actuators LPB SQ MNT SLGP SLDR

Datasheet

Lead-Time 12 Weeks

$56.265

$55.088

$53.920

$52.784

View

Min.: 1
Mult.: 1

Keylock Switches KEYLOCK RECT MNT 2POS

51-296.025D
EAO
1: $89.920
Non-Stocked

Mfr. Part #
51-296.025D

Mouser Part #
123-51-296.025D

EAO

Keylock Switches KEYLOCK RECT MNT 2POS

Datasheet

Non-Stocked

$89.920

$87.627

$85.755

$84.062

View

Min.: 1
Mult.: 1

Switch Bezels / Switch Caps LENS REC CCVE TPT CLR

51-904.7
EAO
1: $3.523
Non-Stocked Lead-Time 15 Weeks

Mfr. Part #
51-904.7

Mouser Part #
123-51-904.7

EAO

Switch Bezels / Switch Caps LENS REC CCVE TPT CLR

Datasheet

Non-Stocked Lead-Time 15 Weeks

$3.523

$3.481

$3.407

Min.: 1
Mult.: 1