.hide-partial { max-height: none; } .show-more { display: none; }

40 mm Switch Contact Blocks / Switch Kits

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 70

Applied Filters:

Height = 40 mm

Manufacturer

Product

Type

For Use With

Designed for

Mounting Style

Termination Style

Voltage Rating DC

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Switch Contact Blocks / Switch Kits Snap-action switching element SA 1NO PT6,3 silver

704.905.1
EAO
1: $12.35
147In Stock
End of Life

Mfr. Part No.
704.905.1

Mouser Part No
123-704.905.1

End of Life

EAO

Switch Contact Blocks / Switch Kits Snap-action switching element SA 1NO PT6,3 silver

Learn More

147In Stock

$12.35

Min.: 1
Mult.: 1

Contact Blocks

1 NO

Snap-Action Switches

04 Series

Snap-In

Plug-In

500 VDC

Switch Contact Blocks / Switch Kits Snap-action switching element SA 1NC+1NO PT6,3 silver

704.905.5
EAO
1: $23.86
72In Stock
End of Life

Mfr. Part No.
704.905.5

Mouser Part No
123-704.905.5

End of Life

EAO

Switch Contact Blocks / Switch Kits Snap-action switching element SA 1NC+1NO PT6,3 silver

Learn More

72In Stock

$23.86

$23.70

$23.62

Quote

Min.: 1
Mult.: 1

Contact Blocks

1 NO, 1 NC

Snap-Action Switches

04 Series

Snap-In

Plug-In

500 VDC

Switch Contact Blocks / Switch Kits LAMP HOLDER SCREW

704.950.0
EAO
1: $16.22
132In Stock

Mfr. Part No.
704.950.0

Mouser Part No
123-704.950.0

EAO

Switch Contact Blocks / Switch Kits LAMP HOLDER SCREW

Learn More

Datasheet

132In Stock

$16.22

$15.92

$15.77

Quote

Min.: 1
Mult.: 1

Components

Lamp Block

Selector Switches, Illuminated Pushbuttons

04 Series

Snap-In

Screw

Bulk

Switch Contact Blocks / Switch Kits Snap-action switching element SA 2NC PT6,3 silver

704.905.4
EAO
1: $25.27
25In Stock
End of Life

Mfr. Part No.
704.905.4

Mouser Part No
123-704.905.4

End of Life

EAO

Switch Contact Blocks / Switch Kits Snap-action switching element SA 2NC PT6,3 silver

Learn More

25In Stock

$25.27

$25.26

$25.19

Quote

Min.: 1
Mult.: 1

Contact Blocks

2 NC

Snap-Action Switches

04 Series

Snap-In

Plug-In

500 VDC

Switch Contact Blocks / Switch Kits HOLDER, CONTACT MODULE 1NO

3SU15001AA101BA0
Siemens
1: $30.11
3In Stock

Mfr. Part No.
3SU15001AA101BA0

Mouser Part No
982-3SU15001AA101BA0

Siemens

Switch Contact Blocks / Switch Kits HOLDER, CONTACT MODULE 1NO

Learn More

Datasheet

3In Stock

$30.11

$27.56

$26.49

$25.71

View

Min.: 1
Mult.: 1

Contact Blocks

1 NO

3SU1 Series

Panel Mount

Screw

500 VDC

Switch Contact Blocks / Switch Kits HOLDER, CONTACT MODULE 1NC

3SU15001AA101CA0
Siemens
1: $30.45
1In Stock

Mfr. Part No.
3SU15001AA101CA0

Mouser Part No
982-3SU15001AA101CA0

Siemens

Switch Contact Blocks / Switch Kits HOLDER, CONTACT MODULE 1NC

Learn More

Datasheet

1In Stock

$30.45

$30.04

Quote

Min.: 1
Mult.: 1

Contact Blocks

1 NC

3SU1 Series

Panel Mount

Screw

500 VDC

Switch Contact Blocks / Switch Kits HOLDER, CONTACT MODULE 1NO,1NO

3SU15501AA101NA0
Siemens
1: $55.04
5In Stock

Mfr. Part No.
3SU15501AA101NA0

Mouser Part No
982-3SU15501AA101NA0

Siemens

Switch Contact Blocks / Switch Kits HOLDER, CONTACT MODULE 1NO,1NO

Learn More

Datasheet

5In Stock

$55.04

$53.97

Min.: 1
Mult.: 1

Contact Blocks

1 NO, 1 NO

3SU1 Series

Panel Mount

Screw

500 VDC

Switch Contact Blocks / Switch Kits HOLDER. CONTACT MODULE 1NC.1NC

3SU15501AA101PA0
Siemens
1: $53.97
1In Stock

Mfr. Part No.
3SU15501AA101PA0

Mouser Part No
982-3SU15501AA101PA0

Siemens

Switch Contact Blocks / Switch Kits HOLDER. CONTACT MODULE 1NC.1NC

Learn More

Datasheet

1In Stock

$53.97

Min.: 1
Mult.: 1

Contact Blocks

1 NC, 1 NC

3SU1 Series

Panel Mount

Screw

500 VDC

Switch Contact Blocks / Switch Kits Snap-action switching element SA 2NO PT6,3 silver

704.905.3
EAO
1: $25.27
24In Stock
End of Life

Mfr. Part No.
704.905.3

Mouser Part No
123-704.905.3

End of Life

EAO

Switch Contact Blocks / Switch Kits Snap-action switching element SA 2NO PT6,3 silver

Learn More

24In Stock

$25.27

$25.26

Min.: 1
Mult.: 1

Contact Blocks

2 NO

Snap-Action Switches

04 Series

Snap-In

Plug-In

500 VDC

Switch Contact Blocks / Switch Kits Switching element slow-make T 1NO PT6,3 silver

704.915.1
EAO
1: $15.61
1In Stock
End of Life

Mfr. Part No.
704.915.1

Mouser Part No
123-704.915.1

End of Life

EAO

Switch Contact Blocks / Switch Kits Switching element slow-make T 1NO PT6,3 silver

Learn More

Datasheet

1In Stock

$15.61

$15.60

$15.46

$15.37

View

Min.: 1
Mult.: 1

Contact Blocks

Switching Element

Slow Making

704 Series

Snap-In

Plug-In

500 VDC

Switch Contact Blocks / Switch Kits

704.915.5/D
EAO
1: $37.16
1In Stock
End of Life

Mfr. Part No.
704.915.5/D

Mouser Part No
123-704.915.5/D

End of Life

EAO

Switch Contact Blocks / Switch Kits

1In Stock

$37.16

$32.73

$31.26

$29.61

View

Min.: 1
Mult.: 1

Contact Blocks

Switching Element

Slow Making, Double Plug-In

704 Series

Snap-In

Plug-In

500 VDC

Switch Contact Blocks / Switch Kits Snap-action switching element SA 1NC PT6,3 silver

704.905.2
EAO
1: $15.26
1In Stock
End of Life

Mfr. Part No.
704.905.2

Mouser Part No
123-704.905.2

End of Life

EAO

Switch Contact Blocks / Switch Kits Snap-action switching element SA 1NC PT6,3 silver

Learn More

1In Stock

$15.26

$14.82

$14.60

$14.35

Quote

Min.: 1
Mult.: 1

Contact Blocks

1 NC

Snap-Action Switches

04 Series

Snap-In

Plug-In

500 VDC

Switch Contact Blocks / Switch Kits Switching element slow-make T 1NC+1 failsafe 2xPT 6,3 silver

704.915.4/DFS
EAO
1: $56.70
3In Stock
End of Life

Mfr. Part No.
704.915.4/DFS

Mouser Part No
123-704.915.4/DFS

End of Life

EAO

Switch Contact Blocks / Switch Kits Switching element slow-make T 1NC+1 failsafe 2xPT 6,3 silver

Learn More

Datasheet

3In Stock

$56.70

$50.66

$49.94

$47.74

View

Min.: 1
Mult.: 1

Contact Blocks

2 NC

Slow Making, Double Plug-In, Failsafe

04 Series

Snap-In

Plug-In

500 VDC

Switch Contact Blocks / Switch Kits Switching element slow-make T 2NO PT6,3 silver

704.915.3
EAO
1: $25.27
5Expected 2026/07/21
End of Life

Mfr. Part No.
704.915.3

Mouser Part No
123-704.915.3

End of Life

EAO

Switch Contact Blocks / Switch Kits Switching element slow-make T 2NO PT6,3 silver

Learn More

Datasheet

5Expected 2026/07/21

$25.27

$25.26

$24.67

$24.34

View

Min.: 1
Mult.: 1

Contact Blocks

2 NO

Slow Making

04 Series

Snap-In

Plug-In

500 VDC

Switch Contact Blocks / Switch Kits Switching element slow-make T 2NC PT6,3 silver

704.915.4
EAO
1: $25.26
14Expected 2026/07/28
End of Life

Mfr. Part No.
704.915.4

Mouser Part No
123-704.915.4

End of Life

EAO

Switch Contact Blocks / Switch Kits Switching element slow-make T 2NC PT6,3 silver

Learn More

Datasheet

14Expected 2026/07/28

$25.26

$25.17

$24.95

$24.80

View

Min.: 1
Mult.: 1

Contact Blocks

2 NC

Slow Making

04 Series

Plug-In

500 VDC

Switch Contact Blocks / Switch Kits HOLDER. CONTACT MODULE 1NO+1NC

3SU15001AA101FA0
Siemens
1: $49.46
Non-Stocked Lead-Time 3 Weeks

Mfr. Part No.
3SU15001AA101FA0

Mouser Part No
982-3SU15001AA101FA0

Siemens

Switch Contact Blocks / Switch Kits HOLDER. CONTACT MODULE 1NO+1NC

Learn More

Datasheet

Non-Stocked Lead-Time 3 Weeks

$49.46

$49.45

Min.: 1
Mult.: 1

Contact Blocks

1 NO + 1 NC

3SU1 Series

Panel Mount

Screw

500 VDC

Switch Contact Blocks / Switch Kits HOLDER. CONTACT MODULE 1NO+1NC. 1NO+1NC

3SU15001AA101LA0
Siemens
1: $85.82
Non-Stocked Lead-Time 2 Weeks

Mfr. Part No.
3SU15001AA101LA0

Mouser Part No
982-3SU15001AA101LA0

Siemens

Switch Contact Blocks / Switch Kits HOLDER. CONTACT MODULE 1NO+1NC. 1NO+1NC

Learn More

Datasheet

Non-Stocked Lead-Time 2 Weeks

$85.82

$85.81

$84.29

$83.91

View

Min.: 1
Mult.: 1

Contact Blocks

2 NO + 2 NC

3SU1 Series

Panel Mount

Screw

500 VDC

Switch Contact Blocks / Switch Kits HOLDER, CONTACT MODULE 1NO,1NO

3SU15001AA101NA0
Siemens
1: $49.46
Non-Stocked Lead-Time 5 Weeks

Mfr. Part No.
3SU15001AA101NA0

Mouser Part No
982-3SU15001AA101NA0

Siemens

Switch Contact Blocks / Switch Kits HOLDER, CONTACT MODULE 1NO,1NO

Learn More

Datasheet

Non-Stocked Lead-Time 5 Weeks

$49.46

$49.45

Min.: 1
Mult.: 1

Contact Blocks

1 NO, 1 NO

3SU1 Series

Panel Mount

Screw

500 VDC

Switch Contact Blocks / Switch Kits HOLDER. CONTACT MODULE 1NC.1NC

3SU15001AA101PA0
Siemens
1: $49.46
Non-Stocked Lead-Time 2 Weeks

Mfr. Part No.
3SU15001AA101PA0

Mouser Part No
982-3SU15001AA101PA0

Siemens

Switch Contact Blocks / Switch Kits HOLDER. CONTACT MODULE 1NC.1NC

Learn More

Datasheet

Non-Stocked Lead-Time 2 Weeks

$49.46

$49.45

$48.36

$47.32

View

Min.: 1
Mult.: 1

Contact Blocks

1 NC, 1 NC

3SU1 Series

Panel Mount

Screw

500 VDC

Switch Contact Blocks / Switch Kits HOLDER, CONTACT MODULE 1NO, LED MODULE

3SU15011AG001BA0
Siemens
1: $91.63
Non-Stocked Lead-Time 2 Weeks

Mfr. Part No.
3SU15011AG001BA0

Mouser Part No
982-3SU15011AG001BA0

Siemens

Switch Contact Blocks / Switch Kits HOLDER, CONTACT MODULE 1NO, LED MODULE

Learn More

Datasheet

Non-Stocked Lead-Time 2 Weeks

$91.63

Quote

Min.: 1
Mult.: 1

Contact Blocks

1 NO

3SU1 Series

Panel Mount

Screw

6 VDC to 24 VDC

Switch Contact Blocks / Switch Kits HOLDER, CONTACT MODULE 1NC, LED MODULE

3SU15011AG001CA0
Siemens
1: $91.63
Non-Stocked Lead-Time 2 Weeks

Mfr. Part No.
3SU15011AG001CA0

Mouser Part No
982-3SU15011AG001CA0

Siemens

Switch Contact Blocks / Switch Kits HOLDER, CONTACT MODULE 1NC, LED MODULE

Learn More

Datasheet

Non-Stocked Lead-Time 2 Weeks

$91.63

Quote

Min.: 1
Mult.: 1

Contact Blocks

1 NC

3SU1 Series

Panel Mount

Screw

6 VDC to 24 VDC

Switch Contact Blocks / Switch Kits HOLDER. CONTACT MOD. 1NO+1NC. LED MOD.

3SU15011AG001FA0
Siemens
1: $116.11
Non-Stocked Lead-Time 2 Weeks

Mfr. Part No.
3SU15011AG001FA0

Mouser Part No
982-3SU15011AG001FA0

Siemens

Switch Contact Blocks / Switch Kits HOLDER. CONTACT MOD. 1NO+1NC. LED MOD.

Learn More

Datasheet

Non-Stocked Lead-Time 2 Weeks

$116.11

$115.16

$114.13

View

Min.: 1
Mult.: 1

Contact Blocks

1 NO + 1 NC

3SU1 Series

Panel Mount

Screw

6 VDC to 24 VDC

Switch Contact Blocks / Switch Kits HOLDER. CONTACT MOD. 2X1NO+1NC. LED MOD.

3SU15011AG001LA0
Siemens
1: $166.83
Non-Stocked Lead-Time 2 Weeks

Mfr. Part No.
3SU15011AG001LA0

Mouser Part No
982-3SU15011AG001LA0

Siemens

Switch Contact Blocks / Switch Kits HOLDER. CONTACT MOD. 2X1NO+1NC. LED MOD.

Learn More

Datasheet

Non-Stocked Lead-Time 2 Weeks

$166.83

$165.48

$164.65

View

Min.: 1
Mult.: 1

Contact Blocks

2 x 1 NO + 1 NC

3SU1 Series

Panel Mount

Screw

6 VDC to 24 VDC

Switch Contact Blocks / Switch Kits HOLDER, CONTACT MODULE 1NO+1NC, LED MOD.

3SU15011AG001NA0
Siemens
1: $116.11
Non-Stocked Lead-Time 2 Weeks

Mfr. Part No.
3SU15011AG001NA0

Mouser Part No
982-3SU15011AG001NA0

Siemens

Switch Contact Blocks / Switch Kits HOLDER, CONTACT MODULE 1NO+1NC, LED MOD.

Learn More

Datasheet

Non-Stocked Lead-Time 2 Weeks

$116.11

$115.16

$114.13

View

Min.: 1
Mult.: 1

Contact Blocks

1 NO + 1 NC

3SU1 Series

Panel Mount

Screw

6 VDC to 24 VDC

Switch Contact Blocks / Switch Kits HOLDER, CONTACT MODULE 1NO, LED MODULE

3SU15011AG201BA0
Siemens
1: $88.29
Non-Stocked Lead-Time 3 Weeks

Mfr. Part No.
3SU15011AG201BA0

Mouser Part No
982-3SU15011AG201BA0

Siemens

Switch Contact Blocks / Switch Kits HOLDER, CONTACT MODULE 1NO, LED MODULE

Learn More

Datasheet

Non-Stocked Lead-Time 3 Weeks

$88.29

$85.70

Min.: 1
Mult.: 1

Contact Blocks

1 NO

3SU1 Series

Panel Mount

Screw

6 VDC to 24 VDC

40 mm Switch Contact Blocks / Switch Kits

Customer Service Office

Company

Resources

Support