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B3FS-4 SMD Tactile Switches

Omron Electronics B3FS-4 SMD Tactile Switches feature a distinctive snapping action and extended mechanical/electrical durability. These switches measure 12mm x 12mm with a height of 4.2mm and are packaged with embossed taping for automatic mounting. The lineup for Omron Electronics B3FS-4 SMD Tactile Switches includes high-force and projected plunger options. These switches are designed to provide a service life of 3M operations.

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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CAD) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	ECAD Model	Illuminated	Mounting Style	Mounting Direction	Stem Height	Actuator	Switch Function	Operating Force	Current Rating	Voltage Rating DC	Ground Terminal	Contact Form	Termination Style	Color	Length	Width	Height	Series	Life	Packaging
	Tactile Switches Integrated keytop tactile swit B3FS-4092P-B Aratas 1: $3.54 775In Stock	Mfr. Part # B3FS-4092P-B Mouser Part # 653-B3FS4092PB	Aratas	Tactile Switches Integrated keytop tactile swit Learn More about Aratas omronB3FS4	Datasheet	775In Stock	Cut Tape $3.54 $3.01 $2.79 $2.49 Reel $2.13 View $2.30 $2.12 $1.89 $1.81	Min.: 1 Mult.: 1 : 700			Non-Illuminated	SMD/SMT	Straight		Square	OFF - (ON)	1.47 N	50 mA	24 VDC		SPST	SMD/SMT	Black	10.5 mm	10.5 mm	7.3 mm	B3FS-4		Reel, Cut Tape
	Tactile Switches 12x12mm 4.3mm Height SMT Flat 1.47N Blac B3FS-4002P Aratas 1: $2.58 4,314In Stock	Mfr. Part # B3FS-4002P Mouser Part # 653-B3FS-4002P	Aratas	Tactile Switches 12x12mm 4.3mm Height SMT Flat 1.47N Blac Learn More about Aratas omronB3FS4	Datasheet	4,314In Stock	Cut Tape $2.58 $2.35 $2.15 $1.94 Reel $1.68 View $1.84 $1.76 $1.58 $1.53 MouseReel Available	Min.: 1 Mult.: 1 : 1,000			Non-Illuminated	SMD/SMT	Straight		Round	OFF - (ON)	1.5 N	50 mA	24 VDC	No	SPST	Gull Wing Lead	Black	12 mm	12 mm	4.3 mm	B3FS-4	3000000 Cycle	Reel, Cut Tape, MouseReel
	Tactile Switches 12x12 SurfMt tactile swtch project plung B3FS-4052P Aratas 1: $3.48 1,394In Stock 1,500Expected 2026-10-13	Mfr. Part # B3FS-4052P Mouser Part # 653-B3FS-4052P	Aratas	Tactile Switches 12x12 SurfMt tactile swtch project plung Learn More about Aratas omronB3FS4	Datasheet	1,394In Stock 1,500Expected 2026-10-13	Cut Tape $3.48 $3.05 $2.59 $2.38 Reel $2.20 View $2.35 $2.04 $1.92 $1.87 MouseReel Available	Min.: 1 Mult.: 1 : 500			Non-Illuminated	SMD/SMT	Straight	7.3 mm	Projected	OFF - (ON)	1.47 N	50 mA	24 VDC	No	SPST	Gull Wing Lead	Black	12 mm	12 mm	7.3 mm	B3FS-4	3000000 Cycle	Reel, Cut Tape, MouseReel
	Tactile Switches 12x12 SurfMt tactile swtch project plung B3FS-4055P Aratas 1: $3.34 2,286In Stock 2,000Expected 2026-10-13	Mfr. Part # B3FS-4055P Mouser Part # 653-B3FS-4055P	Aratas	Tactile Switches 12x12 SurfMt tactile swtch project plung Learn More about Aratas omronB3FS4	Datasheet	2,286In Stock 2,000Expected 2026-10-13	Cut Tape $3.34 $2.82 $2.62 $2.33 Reel $2.04 View $2.16 $1.90 MouseReel Available	Min.: 1 Mult.: 1 : 500			Non-Illuminated	SMD/SMT	Straight	7.3 mm	Projected	OFF - (ON)	2.55 N	50 mA	24 VDC	No	SPST	Gull Wing Lead	Black	12 mm	12 mm	7.3 mm	B3FS-4	1000000 Cycle	Reel, Cut Tape, MouseReel
	Tactile Switches 12x12 Surface mount tactile switch, flat B3FS-4005P Aratas 1: $2.66 23In Stock 2,000Expected 2026-11-20	Mfr. Part # B3FS-4005P Mouser Part # 653-B3FS-4005P	Aratas	Tactile Switches 12x12 Surface mount tactile switch, flat Learn More about Aratas omronB3FS4	Datasheet	23In Stock 2,000Expected 2026-11-20	Cut Tape $2.66 $2.36 $2.13 $1.97 Reel $1.50 View $1.77 $1.67 $1.42 $1.38 MouseReel Available	Min.: 1 Mult.: 1 : 1,000			Non-Illuminated	SMD/SMT	Straight	4.3 mm	Round	OFF - (ON)	2.55 N	50 mA	24 VDC	No	SPST	Gull Wing Lead	Black	12 mm	12 mm	4.3 mm	B3FS-4	1000000 Cycle	Reel, Cut Tape, MouseReel