Basic / Snap Action Switches – Mouser South Africa

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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: $42.17
9In Stock
92Expected 2026/03/13
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 2026/03/13

$42.17

$28.16

$25.74

$24.71

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 High Current MIL

B3-11131
OTTO
1: $37.22
30In Stock

Mfr. Part No.
B3-11131

Mouser Part No
999-B3-11131

OTTO

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

Learn More

Datasheet

30In Stock

$37.22

$29.83

$27.30

$26.00

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 SPNC-DB Turret 1/8 High Current MIL

B3-12321
OTTO
1: $39.03
15In Stock

Mfr. Part No.
B3-12321

Mouser Part No
999-B3-12321

OTTO

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

Learn More

Datasheet

15In Stock

$39.03

$33.53

$30.31

$28.82

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPST-NC

Button

8 A

115 VAC

28 VDC

6 oz

Solder Turret

Chassis Mount

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

B3-12342
OTTO
1: $45.10
10In Stock

Mfr. Part No.
B3-12342

Mouser Part No
999-B3-12342

OTTO

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

Learn More

Datasheet

10In Stock

$45.10

$40.57

$35.95

$34.19

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPDT

Button

8 A

115 VAC

28 VDC

6 oz

Solder Turret

Chassis Mount

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

B3-13142
OTTO
1: $41.58
15In Stock

Mfr. Part No.
B3-13142

Mouser Part No
999-B3-13142

OTTO

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

Learn More

Datasheet

15In Stock

$41.58

$37.38

$33.13

$31.51

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 SPDT Wire Wrap High Current MIL

B3-14131
OTTO
1: $38.43
15In Stock

Mfr. Part No.
B3-14131

Mouser Part No
999-B3-14131

OTTO

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

Learn More

Datasheet

15In Stock

$38.43

$32.18

$29.41

$28.25

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

B3-14331
OTTO
1: $41.01
10In Stock

Mfr. Part No.
B3-14331

Mouser Part No
999-B3-14331

OTTO

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

Learn More

Datasheet

10In Stock

$41.01

$36.88

$32.69

$31.09

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPDT

Button

8 A

115 VAC

28 VDC

6 oz

Chassis Mount

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

B3-22311
OTTO
1: $34.70
15In Stock

Mfr. Part No.
B3-22311

Mouser Part No
999-B3-22311

OTTO

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

Learn More

Datasheet

15In Stock

$34.70

$29.06

$26.56

$25.50

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 1/8 High Current MIL

B3-22341
OTTO
1: $33.67
15In Stock

Mfr. Part No.
B3-22341

Mouser Part No
999-B3-22341

OTTO

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

Learn More

Datasheet

15In Stock

$33.67

$28.20

$25.77

$24.75

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPDT

Button

8 A

115 VAC

28 VDC

6 oz

Solder Turret

Chassis Mount

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

B3-24132
OTTO
1: $40.53
15In Stock

Mfr. Part No.
B3-24132

Mouser Part No
999-B3-24132

OTTO

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

Learn More

Datasheet

15In Stock

$40.53

$36.44

$32.31

$30.73

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 PC Pins High Current

B3-41141
OTTO
1: $29.76
20In Stock

Mfr. Part No.
B3-41141

Mouser Part No
999-B3-41141

OTTO

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

Learn More

Datasheet

20In Stock

$29.76

$23.85

$21.83

$20.78

View

Min.: 1
Mult.: 1

Commercial Grade Subminiature

SPDT

Button

8 A

115 VAC

28 VDC

3 oz, 8 oz

Solder Pin

PCB Mount

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

B3-12322
OTTO
1: $46.22
10In Stock

Mfr. Part No.
B3-12322

Mouser Part No
999-B3-12322

OTTO

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

Learn More

Datasheet

10In Stock

$46.22

$41.57

$36.83

$35.03

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPST-NC

Button

8 A

115 VAC

28 VDC

6 oz

Solder Turret

Chassis Mount

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

B3-14211
OTTO
1: $40.01
15In Stock

Mfr. Part No.
B3-14211

Mouser Part No
999-B3-14211

OTTO

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

Learn More

Datasheet

15In Stock

$40.01

$35.98

$31.89

$30.33

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPST-NO

Button

8 A

115 VAC

28 VDC

5 oz

Chassis Mount

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

B3-15141
OTTO
1: $39.01
24In Stock

Mfr. Part No.
B3-15141

Mouser Part No
999-B3-15141

OTTO

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

Learn More

Datasheet

24In Stock

$39.01

$35.10

$31.10

$29.58

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

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 Low Current MIL

B3-15142
OTTO
1: $43.58
15In Stock

Mfr. Part No.
B3-15142

Mouser Part No
999-B3-15142

OTTO

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

Learn More

Datasheet

15In Stock

$43.58

$41.45

$37.23

$35.38

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

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 RA PC Pins Low Current MIL

B3-15212
OTTO
1: $45.55
10In Stock

Mfr. Part No.
B3-15212

Mouser Part No
999-B3-15212

OTTO

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

Learn More

Datasheet

10In Stock

$45.55

$43.01

$39.40

$37.34

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPST-NO

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 High Current MIL

B3-22111
OTTO
1: $33.15
20In Stock

Mfr. Part No.
B3-22111

Mouser Part No
999-B3-22111

OTTO

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

Learn More

Datasheet

20In Stock

$33.15

$26.57

$24.32

$23.17

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

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 MIL

B3-22121
OTTO
1: $33.15
20In Stock

Mfr. Part No.
B3-22121

Mouser Part No
999-B3-22121

OTTO

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

Learn More

Datasheet

20In Stock

$33.15

$26.57

$24.32

$23.17

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPST-NC

Button

8 A

115 VAC

28 VDC

3 oz, 8 oz

Solder Turret

Chassis Mount

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

B3-22231
OTTO
1: $34.27
15In Stock

Mfr. Part No.
B3-22231

Mouser Part No
999-B3-22231

OTTO

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

Learn More

Datasheet

15In Stock

$34.27

$27.48

$25.14

$23.93

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPDT

Button

8 A

115 VAC

28 VDC

5 oz

Solder Turret

Chassis Mount

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

B3-22242
OTTO
1: $38.43
15In Stock

Mfr. Part No.
B3-22242

Mouser Part No
999-B3-22242

OTTO

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

Learn More

Datasheet

15In Stock

$38.43

$34.55

$30.62

$29.13

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPDT

Button

8 A

115 VAC

28 VDC

5 oz

Solder Turret

Chassis Mount

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

B3-22342
OTTO
1: $40.53
15In Stock

Mfr. Part No.
B3-22342

Mouser Part No
999-B3-22342

OTTO

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

Learn More

Datasheet

15In Stock

$40.53

$36.44

$32.31

$30.73

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPDT

Button

8 A

115 VAC

28 VDC

6 oz

Solder Turret

Chassis Mount

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

B3-31131
OTTO
1: $35.97
11In Stock

Mfr. Part No.
B3-31131

Mouser Part No
999-B3-31131

OTTO

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

Learn More

Datasheet

11In Stock

$35.97

$26.98

$22.99

$21.91

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 SPDT-DB Turret 1/8 Low Current

B3-32342
OTTO
1: $39.93
15In Stock

Mfr. Part No.
B3-32342

Mouser Part No
999-B3-32342

OTTO

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

Learn More

Datasheet

15In Stock

$39.93

$35.91

$31.83

$30.27

View

Min.: 1
Mult.: 1

Commercial Grade Subminiature

SPDT

Button

8 A

115 VAC

28 VDC

6 oz

Solder Turret

Chassis Mount

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

B3-42211
OTTO
1: $30.56
15In Stock

Mfr. Part No.
B3-42211

Mouser Part No
999-B3-42211

OTTO

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

Learn More

Datasheet

15In Stock

$30.56

$25.59

$23.39

$22.46

View

Min.: 1
Mult.: 1

Commercial Grade Subminiature

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

B3-44141
OTTO
1: $31.60
20In Stock

Mfr. Part No.
B3-44141

Mouser Part No
999-B3-44141

OTTO

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

Learn More

Datasheet

20In Stock

$31.60

$26.47

$24.19

$23.23

View

Min.: 1
Mult.: 1

Commercial Grade Subminiature

SPDT

Button

8 A

115 VAC

28 VDC

3 oz, 8 oz

Chassis Mount

B3 Basic Subminiature Snap-Action Switches

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