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 SPNO-DB PC Pins High Current MIL

B3-11311
OTTO
1: $39.03
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

$39.03

$33.53

$30.31

$28.82

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: $38.43
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

$38.43

$32.18

$29.41

$28.25

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: $39.03
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

$39.03

$33.53

$30.31

$28.82

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: $34.74
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

$34.74

$29.09

$26.60

$25.54

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: $39.03
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

$39.03

$33.53

$30.31

$28.82

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: $45.10
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

$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

3 oz, 8 oz

Chassis Mount

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

B3-14231
OTTO
1: $39.01
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

$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

5 oz

Chassis Mount

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

B3-15342
OTTO
1: $46.45
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

$46.45

$43.85

$39.68

$37.40

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: $32.02
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

$32.02

$25.68

$23.50

$22.36

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: $32.63
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

$32.63

$27.32

$24.98

$23.99

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: $33.67
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

$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

3 oz, 8 oz

Chassis Mount

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

B3-25241
OTTO
1: $37.94
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

$37.94

$31.75

$29.04

$27.89

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: $38.34
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

$38.34

$32.10

$29.35

$28.19

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: $32.47
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

$32.47

$26.04

$23.82

$22.68

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: $35.26
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

$35.26

$29.52

$26.98

$25.90

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: $37.32
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

$37.32

$31.24

$28.56

$27.42

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: $33.79
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

$33.79

$28.30

$25.87

$24.83

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: $38.58
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

$38.58

$29.58

$27.04

$25.96

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: $41.01
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

$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

3 oz, 8 oz

Solder Pin

PCB Mount

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

B3-11231
OTTO
1: $36.37
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

$36.37

$30.45

$27.83

$26.71

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: $38.43
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

$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

6 oz

Solder Pin

PCB Mount

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

B3-12222
OTTO
1: $44.11
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

$44.11

$39.67

$35.16

$33.42

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

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

B3-12241
OTTO
1: $36.37
13In Stock

Mfr. Part No.
B3-12241

Mouser Part No
999-B3-12241

OTTO

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

Learn More

Datasheet

13In Stock

$36.37

$30.45

$27.83

$26.71

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 High Current MIL

B3-12341
OTTO
1: $47.87
8In Stock

Mfr. Part No.
B3-12341

Mouser Part No
999-B3-12341

OTTO

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

Learn More

Datasheet

8In Stock

$47.87

$35.91

$32.92

$30.92

View

Min.: 1
Mult.: 1

Military Grade Subminiature Basic Switch

SPDT

Button

8 A

115 VAC

28 VDC

6 oz

Solder Turret

Chassis Mount

B3 Basic Subminiature Snap-Action Switches

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