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 (CAD) 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 SPNO-DB Turret 1/8 High Current MIL
Datasheet
95In 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 SPNO-DB PC PINS High Current
Datasheet
7In 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 Pin 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 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 5 oz Solder Pin PCB Mount
OTTO Basic / Snap Action Switches 8A SPDT-DB PC Pins High Current MIL
Datasheet
20In 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 Subminiature Basic Switch
Datasheet
7In Stock
9Expected 2026-07-17
Min.: 1
Mult.: 1

B3
OTTO Basic / Snap Action Switches 8A SPNC-DB Turret 1/8 Low Current MIL
Datasheet
14In Stock
Min.: 1
Mult.: 1

B3 Subminiature SPST-NC ON - (OFF) Button 8 A 115 VAC 28 VDC 141 gf, 170 gf Solder Turret Chassis Mount
OTTO Basic / Snap Action Switches 8A SPDT-DB Turret 1/8 High Current MIL
Datasheet
9In 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 SPDT-DB 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 SPNO-DB PC Pins High Current MIL
Datasheet
20In 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 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 5 oz Solder Pin PCB 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 5 oz Solder Turret Chassis Mount
OTTO Basic / Snap Action Switches 8A SPNO-DB RA PC Pin High Current MIL
Datasheet
2In Stock
Min.: 1
Mult.: 1

B3 Military Grade Subminiature Basic Switch SPST-NO Button 8 A 115 VAC 28 VDC 6 oz Solder Pin, Right Angle PCB Mount
OTTO Basic / Snap Action Switches 8A SPNO-DB Solder High Current 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 Terminal PCB Mount
OTTO Basic / Snap Action Switches 8A SPDT Solder 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 Terminal PCB Mount
OTTO Basic / Snap Action Switches 8A SPDT-DB Solder 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 Terminal PCB Mount
OTTO Basic / Snap Action Switches 8A SPDT PC Pins Low Current
Datasheet
15In Stock
Min.: 1
Mult.: 1

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

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

B3 Commercial Grade Subminiature SPDT Button 8 A 115 VAC 28 VDC 3 oz, 8 oz Solder Turret Chassis Mount
OTTO Basic / Snap Action Switches 8A SPNO-DB PC PINS 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 3 oz, 8 oz Solder Pin PCB Mount
OTTO Basic / Snap Action Switches 8A SPNC-DB Wire Wrap Low Current MIL
Datasheet
10In Stock
Min.: 1
Mult.: 1

B3 Military Grade Subminiature Basic Switch SPST-NC Button 8 A 115 VAC 28 VDC 3 oz, 8 oz Chassis Mount
OTTO Basic / Snap Action Switches 8A SPDT-DB Wire Wrap High Current MIL
Datasheet
2In Stock
Min.: 1
Mult.: 1

B3 Subminiature SPDT ON - (OFF), OFF - (ON) Button 8 A 115 VAC 28 VDC 141 gf, 170 gf Wire Lead Chassis Mount
OTTO Basic / Snap Action Switches 8A SPDT RA PC Pins HighCurrent MIL
Datasheet
2In 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, Right Angle PCB Mount
OTTO Basic / Snap Action Switches 8A SPDT 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 3 oz, 8 oz Solder Pin, Right Angle PCB Mount
OTTO Basic / Snap Action Switches 8A SPDT 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