Basic / Snap Action Switches – Mouser United Kingdom

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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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.	Series	Type	Contact Form	Switch Function	Actuator	Current Rating	Voltage Rating AC	Voltage Rating DC	Operating Force	Termination Style	Mounting Style
Basic / Snap Action Switches 8A SPDT-DB Turret 1/8 High Current B3-42141 OTTO 1: £21.91 1,301In Stock	Mfr. Part No. B3-42141 Mouser Part No 999-B3-42141	OTTO	Basic / Snap Action Switches 8A SPDT-DB Turret 1/8 High Current Learn More about OTTO OTTOB3	Datasheet	1,301In Stock	£21.91 £18.46 £16.88 £16.14 View £14.81 £14.41	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
Basic / Snap Action Switches 8A SPDT-DB Turret 1/8 High Current MIL B3-12141 OTTO 1: £24.47 871In Stock	Mfr. Part No. B3-12141 Mouser Part No 999-B3-12141	OTTO	Basic / Snap Action Switches 8A SPDT-DB Turret 1/8 High Current MIL Learn More about OTTO OTTOB3	Datasheet	871In Stock	£24.47 £21.90 £20.81 £19.71 View £18.29 £17.46 £17.45 Quote	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
Basic / Snap Action Switches 8A SPDT PC Pins Low Current MIL B3-11132 OTTO 1: £41.81 25In Stock	Mfr. Part No. B3-11132 Mouser Part No 999-B3-11132	OTTO	Basic / Snap Action Switches 8A SPDT PC Pins Low Current MIL Learn More about OTTO OTTOB3	Datasheet	25In Stock	£41.81 £31.36 £28.75 £25.31 View £23.30 £22.58 Quote	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
Basic / Snap Action Switches 8A SPNC-DB Turret 1/8 High Current MIL B3-12121 OTTO 1: £34.68 15In Stock	Mfr. Part No. B3-12121 Mouser Part No 999-B3-12121	OTTO	Basic / Snap Action Switches 8A SPNC-DB Turret 1/8 High Current MIL Learn More about OTTO OTTOB3	Datasheet	15In Stock	£34.68 £26.02 £22.18 £21.12 View £19.34 £18.73 Quote	Min.: 1 Mult.: 1	B3	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 SPNC-DB Turret 1/8 Low Current MIL B3-12122 OTTO 1: £42.83 15In Stock	Mfr. Part No. B3-12122 Mouser Part No 999-B3-12122	OTTO	Basic / Snap Action Switches 8A SPNC-DB Turret 1/8 Low Current MIL Learn More about OTTO OTTOB3	Datasheet	15In Stock	£42.83 £32.14 £27.39 £25.94 View £23.88 £23.13	Min.: 1 Mult.: 1	B3	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 Low Current MIL B3-12232 OTTO 1: £43.84 7In Stock	Mfr. Part No. B3-12232 Mouser Part No 999-B3-12232	OTTO	Basic / Snap Action Switches 8A SPDT Turret 1/8 Low Current MIL Learn More about OTTO OTTOB3	Datasheet	7In Stock	£43.84 £32.89 £28.04 £26.54 View £24.44 £23.68 Quote	Min.: 1 Mult.: 1	B3	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 B3-12242 OTTO 1: £43.84 10In Stock	Mfr. Part No. B3-12242 Mouser Part No 999-B3-12242	OTTO	Basic / Snap Action Switches 8A SPDT-DB Turret 1/8 Low Current MIL Learn More about OTTO OTTOB3	Datasheet	10In Stock	£43.84 £32.89 £28.04 £26.54 View £24.44 £23.68 Quote	Min.: 1 Mult.: 1	B3	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 3/16 Low Current MIL B3-13342 OTTO 1: £38.67 10In Stock	Mfr. Part No. B3-13342 Mouser Part No 999-B3-13342	OTTO	Basic / Snap Action Switches 8A SPDT-DB Turret 3/16 Low Current MIL Learn More about OTTO OTTOB3	Datasheet	10In Stock	£38.67 £33.83 £29.13 £27.55 View £25.59 £24.78 Quote	Min.: 1 Mult.: 1	B3	Military Grade Subminiature Basic Switch	SPDT		Button	8 A	115 VAC	28 VDC	6 oz	Solder Turret	Chassis Mount
Basic / Snap Action Switches 8A SPNC-DB Wire Wrap High Current MIL B3-14121 OTTO 1: £38.75 1In Stock	Mfr. Part No. B3-14121 Mouser Part No 999-B3-14121	OTTO	Basic / Snap Action Switches 8A SPNC-DB Wire Wrap High Current MIL Learn More about OTTO OTTOB3	Datasheet	1In Stock	£38.75 £27.09 £24.79 £23.46 View £21.60 £20.93 Quote	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
Basic / Snap Action Switches 8A SPDT-DB Wire Wrap High Current MIL B3-14341 OTTO 1: £41.81 15In Stock	Mfr. Part No. B3-14341 Mouser Part No 999-B3-14341	OTTO	Basic / Snap Action Switches 8A SPDT-DB Wire Wrap High Current MIL Learn More about OTTO OTTOB3	Datasheet	15In Stock	£41.81 £31.36 £26.74 £25.31 View £23.30 £22.58 Quote	Min.: 1 Mult.: 1	B3	Military Grade Subminiature Basic Switch	SPDT		Button	8 A	115 VAC	28 VDC	6 oz		Chassis Mount
Basic / Snap Action Switches 8A SPDT RA PC Pins HighCurrent MIL B3-15231 OTTO 1: £41.81 10In Stock	Mfr. Part No. B3-15231 Mouser Part No 999-B3-15231	OTTO	Basic / Snap Action Switches 8A SPDT RA PC Pins HighCurrent MIL Learn More about OTTO OTTOB3	Datasheet	10In Stock	£41.81 £31.36 £26.74 £25.31 View £23.30 £22.58 Quote	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
Basic / Snap Action Switches 8A SPDT-DB RA PC Pins HighCurrent MIL B3-15241 OTTO 1: £35.59 25In Stock	Mfr. Part No. B3-15241 Mouser Part No 999-B3-15241	OTTO	Basic / Snap Action Switches 8A SPDT-DB RA PC Pins HighCurrent MIL Learn More about OTTO OTTOB3	Datasheet	25In Stock	£35.59 £29.21 £26.74 £25.31 View £23.30 £22.58 Quote	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
Basic / Snap Action Switches 8A SPDT-DB PC Pins High Current MIL B3-21141 OTTO 1: £28.95 19In Stock	Mfr. Part No. B3-21141 Mouser Part No 999-B3-21141	OTTO	Basic / Snap Action Switches 8A SPDT-DB PC Pins High Current MIL Learn More about OTTO OTTOB3	Datasheet	19In Stock	£28.95 £21.71 £18.52 £17.63 View £16.13 £15.64 £15.63	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
Basic / Snap Action Switches 8A SPDT Turret 1/8 Low Current MIL B3-22132 OTTO 1: £37.10 15In Stock	Mfr. Part No. B3-22132 Mouser Part No 999-B3-22132	OTTO	Basic / Snap Action Switches 8A SPDT Turret 1/8 Low Current MIL Learn More about OTTO OTTOB3	Datasheet	15In Stock	£37.10 £27.83 £23.29 £22.09 View £20.41 £19.89	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
Basic / Snap Action Switches 8A SPNO-DB Wire Wrap High Current MIL B3-24212 OTTO 1: £44.24 15In Stock	Mfr. Part No. B3-24212 Mouser Part No 999-B3-24212	OTTO	Basic / Snap Action Switches 8A SPNO-DB Wire Wrap High Current MIL Learn More about OTTO OTTOB3	Datasheet	15In Stock	£44.24 £33.20 £28.30 £26.78 View £24.66 £23.89	Min.: 1 Mult.: 1	B3	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 Pin High Current MIL B3-25141 OTTO 1: £35.07 20In Stock	Mfr. Part No. B3-25141 Mouser Part No 999-B3-25141	OTTO	Basic / Snap Action Switches 8A SPDT-DB RA PC Pin High Current MIL Learn More about OTTO OTTOB3	Datasheet	20In Stock	£35.07 £26.30 £22.43 £21.35 View £19.55 £18.94	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
Basic / Snap Action Switches 8A SPDT Turret 1/8 Low Current B3-32132 OTTO 1: £36.51 7In Stock	Mfr. Part No. B3-32132 Mouser Part No 999-B3-32132	OTTO	Basic / Snap Action Switches 8A SPDT Turret 1/8 Low Current Learn More about OTTO OTTOB3	Datasheet	7In Stock	£36.51 £27.38 £23.34 £22.10 View £20.35 £19.71 £19.70 Quote	Min.: 1 Mult.: 1	B3	Commercial Grade Subminiature	SPDT		Button	8 A	115 VAC	28 VDC	3 oz, 8 oz	Solder Turret	Chassis Mount
Basic / Snap Action Switches 8A SPDT-DB RA PC High Current B3-45141 OTTO 1: £33.03 15In Stock	Mfr. Part No. B3-45141 Mouser Part No 999-B3-45141	OTTO	Basic / Snap Action Switches 8A SPDT-DB RA PC High Current Learn More about OTTO OTTOB3	Datasheet	15In Stock	£33.03 £24.78 £21.13 £20.11 View £18.41 £17.83	Min.: 1 Mult.: 1	B3	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 Low Current B3-45142 OTTO 1: £41.18 15In Stock	Mfr. Part No. B3-45142 Mouser Part No 999-B3-45142	OTTO	Basic / Snap Action Switches 8A SPDT-DB RA PC Low Current Learn More about OTTO OTTOB3	Datasheet	15In Stock	£41.18 £30.90 £26.35 £24.94 View £22.95 £22.24 Quote	Min.: 1 Mult.: 1	B3	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 Solder Low Current B3-46142 OTTO 1: £35.57 1In Stock	Mfr. Part No. B3-46142 Mouser Part No 999-B3-46142	OTTO	Basic / Snap Action Switches 8A SPDT-DB Solder Low Current Learn More about OTTO OTTOB3	Datasheet	1In Stock	£35.57 £24.85 £22.75 £21.67 View £19.83 £19.21 Quote	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
Basic / Snap Action Switches 8A SPDT PC Pins High Current MIL B3-11131 OTTO 1: £33.65 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 about OTTO OTTOB3	Datasheet	30In Stock	£33.65 £25.24 £23.13 £20.49 View £18.75 £18.17 Quote	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
Basic / Snap Action Switches 8A SPNC-DB Turret 1/8 High Current MIL B3-12321 OTTO 1: £38.75 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 about OTTO OTTOB3	Datasheet	15In Stock	£38.75 £29.08 £24.79 £23.46 View £21.60 £20.93 Quote	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
Basic / Snap Action Switches 8A SPDT-DB Turret 1/8 Low Current MIL B3-12342 OTTO 1: £38.24 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 about OTTO OTTOB3	Datasheet	10In Stock	£38.24 £33.46 £28.81 £27.25 View £25.31 £24.51 Quote	Min.: 1 Mult.: 1	B3	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: £42.31 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 about OTTO OTTOB3	Datasheet	15In Stock	£42.31 £31.73 £27.06 £25.61 View £23.58 £22.85 Quote	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
Basic / Snap Action Switches 8A SPDT Wire Wrap High Current MIL B3-14131 OTTO 1: £37.72 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 about OTTO OTTOB3	Datasheet	15In Stock	£37.72 £28.30 £24.13 £22.84 View £21.02 £20.38 £20.37	Min.: 1 Mult.: 1	B3	Military Grade Subminiature Basic Switch	SPDT		Button	8 A	115 VAC	28 VDC	3 oz, 8 oz		Chassis Mount

B3 Basic Subminiature Snap-Action Switches

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B3 Basic Subminiature Snap-Action Switches

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