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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Description Datasheet Availability Pricing (PLN) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Series
Type
Contact Form
Switch Function
Actuator
Current Rating
Voltage Rating AC
Voltage Rating DC
Operating Force
Termination Style
Mounting Style
OTTO Basic / Snap Action Switches 8A SPDT-DB Turret 1/8 High Current
Datasheet
415In Stock
1 000Expected 9/28/2026
Min.: 1
Mult.: 1

B3 Subminiature SPDT ON - (OFF), OFF - (ON) Button 8 A 115 VAC 28 VDC 141 gf, 170 gf Solder Turret Chassis Mount
OTTO Basic / Snap Action Switches 8A SPDT Turret 1/8 High Current MIL
Datasheet
7In Stock
100Expected 10/7/2026
Min.: 1
Mult.: 1

B3 Subminiature SPDT ON - (OFF), OFF - (ON) Button 8 A 115 VAC 28 VDC 141 gf, 170 gf Solder Turret Chassis Mount
OTTO Basic / Snap Action Switches 8A SPNC-DB Turret 1/8 High Current MIL
Datasheet
15In Stock
Min.: 1
Mult.: 1

B3 Military Grade Subminiature Basic Switch SPST-NC Button 8 A 115 VAC 28 VDC 5 oz Solder Turret Chassis Mount
OTTO Basic / Snap Action Switches 8A SPDT Turret 1/8 High Current MIL
Datasheet
13In Stock
Min.: 1
Mult.: 1

B3 Military Grade Subminiature Basic Switch SPDT Button 8 A 115 VAC 28 VDC 5 oz Solder Turret Chassis Mount
OTTO Basic / Snap Action Switches 8A SPNO-DB Turret 1/8 Low Current MIL
Datasheet
10In Stock
Min.: 1
Mult.: 1

B3 Military Grade Subminiature Basic Switch SPST-NO Button 8 A 115 VAC 28 VDC 6 oz Solder Turret Chassis Mount
OTTO Basic / Snap Action Switches 8A SPNO-DB Turret 3/16 HighCurrent MIL
Datasheet
15In Stock
Min.: 1
Mult.: 1

B3 Military Grade Subminiature Basic Switch SPST-NO Button 8 A 115 VAC 28 VDC 3 oz, 8 oz Solder Turret Chassis Mount
OTTO Basic / Snap Action Switches 8A SPDT-DB Turret 3/16 HighCurrent MIL
Datasheet
15In Stock
Min.: 1
Mult.: 1

B3 Military Grade Subminiature Basic Switch SPDT Button 8 A 115 VAC 28 VDC 6 oz Solder Turret Chassis Mount
OTTO Basic / Snap Action Switches 8A SPDT Wire Wrap Low Current MIL
Datasheet
10In Stock
Min.: 1
Mult.: 1

B3 Military Grade Subminiature Basic Switch SPDT Button 8 A 115 VAC 28 VDC 3 oz, 8 oz Chassis Mount
OTTO Basic / Snap Action Switches 8A SPDT Wire Wrap Low Current MIL
Datasheet
10In Stock
Min.: 1
Mult.: 1

B3 Military Grade Subminiature Basic Switch SPDT Button 8 A 115 VAC 28 VDC 6 oz Chassis Mount
OTTO Basic / Snap Action Switches 8A SPDT-DB RA PC Pins Low Current MIL
Datasheet
10In Stock
Min.: 1
Mult.: 1

B3 Military Grade Subminiature Basic Switch SPDT Button 8 A 115 VAC 28 VDC 5 oz Solder Pin, Right Angle PCB Mount
OTTO Basic / Snap Action Switches 8A SPDT-DB PC Pins Low Current MIL
Datasheet
15In Stock
Min.: 1
Mult.: 1

B3 Military Grade Subminiature Basic Switch SPDT Button 8 A 115 VAC 28 VDC 3 oz, 8 oz Solder Pin PCB Mount
OTTO Basic / Snap Action Switches 8A SPNO-DB PC Pins Low Current MIL
Datasheet
15In Stock
Min.: 1
Mult.: 1

B3 Military Grade Subminiature Basic Switch SPST-NO Button 8 A 115 VAC 28 VDC 5 oz Solder Pin PCB Mount
OTTO Basic / Snap Action Switches 8A SPDT-DB PC Pins High Current MIL
Datasheet
15In Stock
Min.: 1
Mult.: 1

B3 Military Grade Subminiature Basic Switch SPDT Button 8 A 115 VAC 28 VDC 6 oz Solder Pin PCB Mount
OTTO Basic / Snap Action Switches 8A SPDT-DB Turret 1/8 Low Current MIL
Datasheet
10In Stock
Min.: 1
Mult.: 1

B3 Subminiature SPDT ON - (OFF), OFF - (ON) Button 8 A 115 VAC 28 VDC 141 gf, 170 gf Solder Turret Chassis Mount
OTTO Basic / Snap Action Switches 8A SPDT Turret 1/8 Low Current MIL
Datasheet
5In Stock
Min.: 1
Mult.: 1

B3 Military Grade Subminiature Basic Switch SPDT Button 8 A 115 VAC 28 VDC 6 oz Solder Turret Chassis Mount
OTTO Basic / Snap Action Switches 8A SPDT Wire Wrap Low Current MIL
Datasheet
15In Stock
Min.: 1
Mult.: 1

B3 Military Grade Subminiature Basic Switch SPDT Button 8 A 115 VAC 28 VDC 5 oz Chassis Mount
OTTO Basic / Snap Action Switches 8A SPDT Solder High Current MIL
Datasheet
9In Stock
Min.: 1
Mult.: 1

B3 Military Grade Subminiature Basic Switch SPDT Button 8 A 115 VAC 28 VDC 3 oz, 8 oz Solder Terminal PCB Mount
OTTO Basic / Snap Action Switches 8A SPDT Turret 1/8 Low Current
Datasheet
15In Stock
Min.: 1
Mult.: 1

B3 Commercial Grade Subminiature SPDT Button 8 A 115 VAC 28 VDC 5 oz Solder Turret Chassis Mount
OTTO Basic / Snap Action Switches 8A SPDT-DB RA PC Low Current
Datasheet
10In Stock
Min.: 1
Mult.: 1

B3 Commercial Grade Subminiature SPDT Button 8 A 115 VAC 28 VDC 5 oz Solder Pin, Right Angle PCB Mount
OTTO Basic / Snap Action Switches Sub-Min 8A SPST/SPDT Single Break Switch
Datasheet
19In Stock
Min.: 1
Mult.: 1

B3 Subminiature SPDT ON - (OFF), OFF - (ON) Button 8 A 115 VAC 28 VDC 141 gf, 170 gf Solder Terminal PCB Mount
OTTO Basic / Snap Action Switches 8A SPDT PC Pins High Current MIL
Datasheet
30In Stock
Min.: 1
Mult.: 1

B3 Military Grade Subminiature Basic Switch SPDT Button 8 A 115 VAC 28 VDC 3 oz, 8 oz Solder Pin PCB Mount
OTTO Basic / Snap Action Switches 8A SPNC-DB Turret 1/8 High Current MIL
Datasheet
15In Stock
Min.: 1
Mult.: 1

B3 Military Grade Subminiature Basic Switch SPST-NC Button 8 A 115 VAC 28 VDC 6 oz Solder Turret Chassis Mount
OTTO Basic / Snap Action Switches 8A SPDT-DB Turret 1/8 Low Current MIL
Datasheet
10In Stock
Min.: 1
Mult.: 1

B3 Military Grade Subminiature Basic Switch SPDT Button 8 A 115 VAC 28 VDC 6 oz Solder Turret Chassis Mount
OTTO Basic / Snap Action Switches 8A SPDT-DB Turret 3/16 Low Current MIL
Datasheet
15In Stock
Min.: 1
Mult.: 1

B3 Military Grade Subminiature Basic Switch SPDT Button 8 A 115 VAC 28 VDC 3 oz, 8 oz Solder Turret Chassis Mount
OTTO Basic / Snap Action Switches 8A SPDT Wire Wrap High Current MIL
Datasheet
15In Stock
Min.: 1
Mult.: 1

B3 Military Grade Subminiature Basic Switch SPDT Button 8 A 115 VAC 28 VDC 3 oz, 8 oz Chassis Mount