Basic / Snap Action Switches – Mouser Singapore

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B3 Basic Subminiature Snap-Action Switches

OTTO B3 Basic Subminiature Snap-Action Switches are SPDT, double-break, 2-circuit (Form Z), commercial and military-grade switches that meet all requirements of MIL-PRF-8805/76 (0.200" wide) or MIL-PRF-8805/101. The 0.156" thick components (MIL-PRF-8805/101) feature a minimum of one million mechanical cycles, contact resistance less than 25mΩ, and standard silver with gold contacts. For commercial applications, a variety of contact forms, special forces, and gold plate contacts are available. Most versions are also UL recognized and CSA certified.

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Part #

Basic / Snap Action Switches Subminiature Basic Switch

B3-33341
OTTO
1: $46.66
9In Stock
92Expected 13/3/2026
New Product

Mfr. Part No.
B3-33341

Mouser Part No
999-B3-33341

New Product

OTTO

Basic / Snap Action Switches Subminiature Basic Switch

Datasheet

9In Stock

92Expected 13/3/2026

$46.66

$31.16

$28.48

$27.36

View

Min.: 1
Mult.: 1

Commercial Grade Subminiature

SPDT

Button

5 A

115 VAC

28 VDC

5 oz

Wire Lead

PCB Mount

Basic / Snap Action Switches 8A SPDT PC Pins Low Current MIL

B3-11232
OTTO
1: $47.72
Non-Stocked Lead-Time 8 Weeks

Mfr. Part No.
B3-11232

Mouser Part No
999-B3-11232

OTTO

Basic / Snap Action Switches 8A SPDT PC Pins Low Current MIL

Learn More

Datasheet

Non-Stocked Lead-Time 8 Weeks

$47.72

$42.91

$38.02

$36.17

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPDT

Button

8 A

115 VAC

28 VDC

5 oz

Solder Pin

PCB Mount

Basic / Snap Action Switches 8A SPNO-DB PC Pins High Current MIL

B3-11311
OTTO
1: $43.19
15In Stock

Mfr. Part No.
B3-11311

Mouser Part No
999-B3-11311

OTTO

Basic / Snap Action Switches 8A SPNO-DB PC Pins High Current MIL

Learn More

Datasheet

15In Stock

$43.19

$37.10

$33.54

$31.89

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPST-NO

Button

8 A

115 VAC

28 VDC

6 oz

Solder Pin

PCB Mount

Basic / Snap Action Switches 8A SPDT PC Pins High Current MIL

B3-11331
OTTO
1: $42.52
15In Stock

Mfr. Part No.
B3-11331

Mouser Part No
999-B3-11331

OTTO

Basic / Snap Action Switches 8A SPDT PC Pins High Current MIL

Learn More

Datasheet

15In Stock

$42.52

$35.61

$32.55

$31.26

View

Min.: 1
Mult.: 1

Subminiature

SPDT

ON - (OFF), OFF - (ON)

Button

8 A

115 VAC

28 VDC

141 gf, 170 gf

Solder Pin

PCB Mount

Basic / Snap Action Switches 8A SPNO-DB Turret 1/8 High Current MIL

B3-12311
OTTO
1: $43.19
15In Stock

Mfr. Part No.
B3-12311

Mouser Part No
999-B3-12311

OTTO

Basic / Snap Action Switches 8A SPNO-DB Turret 1/8 High Current MIL

Learn More

Datasheet

15In Stock

$43.19

$37.10

$33.54

$31.89

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPST-NO

Button

8 A

115 VAC

28 VDC

6 oz

Solder Turret

Chassis Mount

Basic / Snap Action Switches 8A SPDT-DB Turret 3/16 HighCurrent MIL

B3-13141
OTTO
1: $38.45
15In Stock

Mfr. Part No.
B3-13141

Mouser Part No
999-B3-13141

OTTO

Basic / Snap Action Switches 8A SPDT-DB Turret 3/16 HighCurrent MIL

Learn More

Datasheet

15In Stock

$38.45

$32.19

$29.44

$28.26

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPDT

Button

8 A

115 VAC

28 VDC

3 oz, 8 oz

Solder Turret

Chassis Mount

Basic / Snap Action Switches 8A SPNO-DB Wire Wrap High Current MIL

B3-14111
OTTO
1: $43.19
15In Stock

Mfr. Part No.
B3-14111

Mouser Part No
999-B3-14111

OTTO

Basic / Snap Action Switches 8A SPNO-DB Wire Wrap High Current MIL

Learn More

Datasheet

15In Stock

$43.19

$37.10

$33.54

$31.89

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPST-NO

Button

8 A

115 VAC

28 VDC

3 oz, 8 oz

Chassis Mount

Basic / Snap Action Switches 8A SPDT-DB Wire Wrap Low Current MIL

B3-14142
OTTO
1: $49.91
10In Stock

Mfr. Part No.
B3-14142

Mouser Part No
999-B3-14142

OTTO

Basic / Snap Action Switches 8A SPDT-DB Wire Wrap Low Current MIL

Learn More

Datasheet

10In Stock

$49.91

$44.90

$39.78

$37.84

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPDT

Button

8 A

115 VAC

28 VDC

3 oz, 8 oz

Chassis Mount

Basic / Snap Action Switches 8A SPDT Wire Wrap High Current MIL

B3-14231
OTTO
1: $43.17
15In Stock

Mfr. Part No.
B3-14231

Mouser Part No
999-B3-14231

OTTO

Basic / Snap Action Switches 8A SPDT Wire Wrap High Current MIL

Learn More

Datasheet

15In Stock

$43.17

$38.84

$34.42

$32.73

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPDT

Button

8 A

115 VAC

28 VDC

5 oz

Chassis Mount

Basic / Snap Action Switches 8A SPDT-DB RA PC Pins Low Current MIL

B3-15342
OTTO
1: $51.40
10In Stock

Mfr. Part No.
B3-15342

Mouser Part No
999-B3-15342

OTTO

Basic / Snap Action Switches 8A SPDT-DB RA PC Pins Low Current MIL

Learn More

Datasheet

10In Stock

$51.40

$48.52

$43.91

$41.39

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPDT

Button

8 A

115 VAC

28 VDC

6 oz

Solder Pin, Right Angle

PCB Mount

Basic / Snap Action Switches 8A SPDT Turret 1/8 High Current MIL

B3-22131
OTTO
1: $35.43
20In Stock

Mfr. Part No.
B3-22131

Mouser Part No
999-B3-22131

OTTO

Basic / Snap Action Switches 8A SPDT Turret 1/8 High Current MIL

Learn More

Datasheet

20In Stock

$35.43

$28.41

$26.01

$24.76

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPDT

Button

8 A

115 VAC

28 VDC

3 oz, 8 oz

Solder Turret

Chassis Mount

Basic / Snap Action Switches 8A SPNO-DB Turret 1/8 High Current MIL

B3-22211
OTTO
1: $36.11
15In Stock

Mfr. Part No.
B3-22211

Mouser Part No
999-B3-22211

OTTO

Basic / Snap Action Switches 8A SPNO-DB Turret 1/8 High Current MIL

Learn More

Datasheet

15In Stock

$36.11

$30.23

$27.65

$26.55

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPST-NO

Button

8 A

115 VAC

28 VDC

5 oz

Solder Turret

Chassis Mount

Basic / Snap Action Switches 8A SPDT-DB Wire Wrap High Current MIL

B3-24141
OTTO
1: $37.27
15In Stock

Mfr. Part No.
B3-24141

Mouser Part No
999-B3-24141

OTTO

Basic / Snap Action Switches 8A SPDT-DB Wire Wrap High Current MIL

Learn More

Datasheet

15In Stock

$37.27

$31.21

$28.52

$27.38

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPDT

Button

8 A

115 VAC

28 VDC

3 oz, 8 oz

Chassis Mount

Basic / Snap Action Switches 8A SPDT-DB RA PC Pin High Current MIL

B3-25241
OTTO
1: $41.98
15In Stock

Mfr. Part No.
B3-25241

Mouser Part No
999-B3-25241

OTTO

Basic / Snap Action Switches 8A SPDT-DB RA PC Pin High Current MIL

Learn More

Datasheet

15In Stock

$41.98

$35.14

$32.14

$30.86

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPDT

Button

8 A

115 VAC

28 VDC

5 oz

Solder Pin, Right Angle

PCB Mount

Basic / Snap Action Switches 8A SPNO-DB Turret 1/8 Low Current

B3-32112
OTTO
1: $42.44
15In Stock

Mfr. Part No.
B3-32112

Mouser Part No
999-B3-32112

OTTO

Basic / Snap Action Switches 8A SPNO-DB Turret 1/8 Low Current

Learn More

Datasheet

15In Stock

$42.44

$35.53

$32.48

$31.19

View

Min.: 1
Mult.: 1

Commercial Grade Subminiature

SPST-NO

Button

8 A

115 VAC

28 VDC

3 oz, 8 oz

Solder Turret

Chassis Mount

Basic / Snap Action Switches 8A SPNC-DB Turret 1/8 High Current

B3-32121
OTTO
1: $35.93
15In Stock

Mfr. Part No.
B3-32121

Mouser Part No
999-B3-32121

OTTO

Basic / Snap Action Switches 8A SPNC-DB Turret 1/8 High Current

Learn More

Datasheet

15In Stock

$35.93

$28.81

$26.35

$25.10

View

Min.: 1
Mult.: 1

Commercial Grade Subminiature

SPST-NC

Button

8 A

115 VAC

28 VDC

3 oz, 8 oz

Solder Turret

Chassis Mount

Basic / Snap Action Switches 8A SPDT-DB RA PC Pins High Current

B3-35141
OTTO
1: $39.02
15In Stock

Mfr. Part No.
B3-35141

Mouser Part No
999-B3-35141

OTTO

Basic / Snap Action Switches 8A SPDT-DB RA PC Pins High Current

Learn More

Datasheet

15In Stock

$39.02

$32.67

$29.86

$28.66

View

Min.: 1
Mult.: 1

Commercial Grade Subminiature

SPDT

Button

8 A

115 VAC

28 VDC

3 oz, 8 oz

Solder Pin, Right Angle

PCB Mount

Basic / Snap Action Switches 8A SPDT-DB RA PC Pins High Current

B3-35241
OTTO
1: $41.30
15In Stock

Mfr. Part No.
B3-35241

Mouser Part No
999-B3-35241

OTTO

Basic / Snap Action Switches 8A SPDT-DB RA PC Pins High Current

Learn More

Datasheet

15In Stock

$41.30

$34.57

$31.61

$30.34

View

Min.: 1
Mult.: 1

Commercial Grade Subminiature

SPDT

Button

8 A

115 VAC

28 VDC

5 oz

Solder Pin, Right Angle

PCB Mount

Basic / Snap Action Switches 8A SPDT RA PC High Current

B3-45131
OTTO
1: $37.39
15In Stock

Mfr. Part No.
B3-45131

Mouser Part No
999-B3-45131

OTTO

Basic / Snap Action Switches 8A SPDT RA PC High Current

Learn More

Datasheet

15In Stock

$37.39

$31.32

$28.62

$27.48

View

Min.: 1
Mult.: 1

Commercial Grade Subminiature

SPDT

Button

8 A

115 VAC

28 VDC

3 oz, 8 oz

Solder Pin, Right Angle

PCB Mount

Basic / Snap Action Switches 8A SPNO-DB PC PINS High Current

B3-11111
OTTO
1: $42.69
7In Stock

Mfr. Part No.
B3-11111

Mouser Part No
999-B3-11111

OTTO

Basic / Snap Action Switches 8A SPNO-DB PC PINS High Current

Learn More

Datasheet

7In Stock

$42.69

$32.73

$29.93

$28.73

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPST-NO

Button

8 A

115 VAC

28 VDC

3 oz, 8 oz

Solder Pin

PCB Mount

Basic / Snap Action Switches 8A SPDT-DB PC Pins Low Current MIL

B3-11142
OTTO
1: $45.38
15In Stock

Mfr. Part No.
B3-11142

Mouser Part No
999-B3-11142

OTTO

Basic / Snap Action Switches 8A SPDT-DB PC Pins Low Current MIL

Learn More

Datasheet

15In Stock

$45.38

$40.81

$36.18

$34.40

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPDT

Button

8 A

115 VAC

28 VDC

3 oz, 8 oz

Solder Pin

PCB Mount

Basic / Snap Action Switches 8A SPDT PC Pins High Current MIL

B3-11231
OTTO
1: $40.24
30In Stock

Mfr. Part No.
B3-11231

Mouser Part No
999-B3-11231

OTTO

Basic / Snap Action Switches 8A SPDT PC Pins High Current MIL

Learn More

Datasheet

30In Stock

$40.24

$33.69

$30.80

$29.57

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPDT

Button

8 A

115 VAC

28 VDC

5 oz

Solder Pin

PCB Mount

Basic / Snap Action Switches 8A SPDT-DB PC Pins High Current MIL

B3-11341
OTTO
1: $42.52
20In Stock

Mfr. Part No.
B3-11341

Mouser Part No
999-B3-11341

OTTO

Basic / Snap Action Switches 8A SPDT-DB PC Pins High Current MIL

Learn More

Datasheet

20In Stock

$42.52

$35.61

$32.55

$31.26

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPDT

Button

8 A

115 VAC

28 VDC

6 oz

Solder Pin

PCB Mount

Basic / Snap Action Switches Subminiature Basic Switch

B3-12212
OTTO
1: $44.65
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
B3-12212

Mouser Part No
999-B3-12212

OTTO

Basic / Snap Action Switches Subminiature Basic Switch

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$44.65

$42.31

$36.52

$34.94

View

Min.: 1
Mult.: 1

Basic / Snap Action Switches 8A SPNC-DB Turret 1/8 Low Current MIL

B3-12222
OTTO
1: $48.82
15In Stock

Mfr. Part No.
B3-12222

Mouser Part No
999-B3-12222

OTTO

Basic / Snap Action Switches 8A SPNC-DB Turret 1/8 Low Current MIL

Learn More

Datasheet

15In Stock

$48.82

$43.90

$38.91

$36.99

View

Min.: 1
Mult.: 1

Subminiature

SPST-NC

ON - (OFF)

Button

8 A

115 VAC

28 VDC

141 gf, 170 gf

Solder Turret

Chassis Mount

B3 Basic Subminiature Snap-Action Switches

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