Tactile Switches – Mouser Ireland

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B3U Tactile Switch

Industry´s smallest ultra-small tactile switch with high contact reliability.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	Illuminated	Mounting Style	Mounting Direction	Actuator	Switch Function	Operating Force	Current Rating	Voltage Rating DC	Ground Terminal	Contact Form	Termination Style	Color	Length	Width	Height	Series	Life	IP Rating	Packaging
Tactile Switches Tactile,Top Actuated Gnd.Ter B3U-1100P Omron Electronics 1: €0.912 43,600In Stock 91,000On Order	Mfr. Part No. B3U-1100P Mouser Part No 653-B3U-1100P	Omron Electronics	Tactile Switches Tactile,Top Actuated Gnd.Ter	Datasheet	43,600In Stock 91,000On Order On Order Ship Dates Mfr. No: B3U-1100P Stock: 43,600 Can Dispatch Immediately On Order: 35,000 Expected 08/01/2027 56,000 Expected 19/02/2027 Factory Lead Time: 4 Weeks	Cut Tape €0.912 €0.803 €0.746 €0.681 View Reel €0.513 €0.641 €0.612 €0.585 €0.513 MouseReel Available	Min.: 1 Mult.: 1 : 3,500	Non-Illuminated	SMD/SMT	Straight	Round	OFF - (ON)	1.5 N	50 mA	12 VDC	Yes	SPST	Leadless	Black	4 mm	2.5 mm	1.6 mm	B3U	200000 Cycle	IP40	Reel, Cut Tape, MouseReel
Tactile Switches Top Actuated w/o boss w/o ground B3U-1000P Omron Electronics 1: €0.963 21,096In Stock 182,000On Order	Mfr. Part No. B3U-1000P Mouser Part No 653-B3U-1000P	Omron Electronics	Tactile Switches Top Actuated w/o boss w/o ground	Datasheet	21,096In Stock 182,000On Order On Order Ship Dates Mfr. No: B3U-1000P Stock: 21,096 Can Dispatch Immediately On Order: 31,500 Expected 23/09/2026 80,500 Expected 30/10/2026 70,000 Expected 25/12/2026 Factory Lead Time: 4 Weeks	Cut Tape €0.963 €0.839 €0.766 €0.711 Reel €0.538 View €0.604 €0.582 €0.562 €0.513 MouseReel Available	Min.: 1 Mult.: 1 : 3,500	Non-Illuminated	SMD/SMT	Straight	Round	OFF - (ON)	1.5 N	50 mA	12 VDC	No	SPST	Leadless	Black	2.5 mm	3 mm	1.2 mm	B3U	200000 Cycle	IP40	Reel, Cut Tape, MouseReel
Tactile Switches Side Actuated w/o boss w/o ground B3U-3000P Omron Electronics 1: €0.972 3,327In Stock 60,000On Order	Mfr. Part No. B3U-3000P Mouser Part No 653-B3U-3000P	Omron Electronics	Tactile Switches Side Actuated w/o boss w/o ground	Datasheet	3,327In Stock 60,000On Order On Order Ship Dates Mfr. No: B3U-3000P Stock: 3,327 Can Dispatch Immediately On Order: 16,000 Expected 20/11/2026 44,000 Expected 29/01/2027 Factory Lead Time: 4 Weeks	Cut Tape €0.972 €0.857 €0.738 €0.659 View Reel €0.519 €0.587 €0.568 €0.557 €0.519 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	Non-Illuminated	SMD/SMT	Right Angle	Rectangular	OFF - (ON)	1.6 N	50 mA	12 VDC	No	SPST	Leadless	Black	2.5 mm	3 mm	1.2 mm	B3U	100000 Cycle	IP40	Reel, Cut Tape, MouseReel
Tactile Switches Top Act. w/out Boss w/out Ground Term B3U-1000PM Omron Electronics 1: €1.08 12,002In Stock 10,000Expected 05/01/2027	Mfr. Part No. B3U-1000PM Mouser Part No 653-B3U-1000PM	Omron Electronics	Tactile Switches Top Act. w/out Boss w/out Ground Term	Datasheet	12,002In Stock 10,000Expected 05/01/2027	Cut Tape €1.08 €0.98 €0.784 €0.753 Reel €0.667 View €0.667 €0.616 €0.595 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Non-Illuminated	SMD/SMT	Straight	Round	OFF - (ON)	1.5 N	50 mA	12 VDC	Yes	SPST	Leadless	Black	4 mm	2.5 mm	1.6 mm	B3U	200000 Cycle	IP40	Reel, Cut Tape, MouseReel
Tactile Switches Tactile SideActuated Ground Term NO Boss B3U-3100P Omron Electronics 1: €0.817 3,492In Stock 4,000Expected 13/11/2026	Mfr. Part No. B3U-3100P Mouser Part No 653-B3U-3100P	Omron Electronics	Tactile Switches Tactile SideActuated Ground Term NO Boss	Datasheet	3,492In Stock 4,000Expected 13/11/2026	Cut Tape €0.817 €0.74 €0.728 €0.679 View Reel €0.532 €0.654 €0.625 €0.609 €0.532	Min.: 1 Mult.: 1 : 4,000	Non-Illuminated	SMD/SMT	Right Angle	Rectangular	OFF - (ON)	1.6 N	50 mA	12 VDC	Yes	SPST	Solder Pin	Black	3 mm	1.2 mm	2.5 mm	B3U	100000 Cycle	IP40	Reel, Cut Tape
Tactile Switches Top Actuate w/Boss w/out Ground Term B3U-1000PM-B Omron Electronics 1: €1.41 33In Stock 2,000On Order	Mfr. Part No. B3U-1000PM-B Mouser Part No 653-B3U-1000PM-B	Omron Electronics	Tactile Switches Top Actuate w/Boss w/out Ground Term	Datasheet	33In Stock 2,000On Order On Order Ship Dates Mfr. No: B3U-1000PM-B Stock: 33 Can Dispatch Immediately On Order: 1,000 Expected 11/12/2026 1,000 Expected 09/04/2027 Factory Lead Time: 26 Weeks	Cut Tape €1.41 €1.23 €1.09 €0.998 Reel €0.796 View €0.929 €0.877 €0.736 €0.711 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Non-Illuminated	SMD/SMT	Straight	Round	OFF - (ON)	1.5 N	50 mA	12 VDC	Yes	SPST	Leadless	Black	4 mm	2.5 mm	1.6 mm	B3U	200000 Cycle	IP40	Reel, Cut Tape, MouseReel
Tactile Switches Tactile,Top Actuated Gnd.BOSS B3U-1100P-B Omron Electronics 1: €0.92 173In Stock	Mfr. Part No. B3U-1100P-B Mouser Part No 653-B3U-1100P-B	Omron Electronics	Tactile Switches Tactile,Top Actuated Gnd.BOSS	Datasheet	173In Stock	Cut Tape €0.92 €0.812 €0.743 €0.711 Reel €0.57 View €0.659 €0.617 €0.589 €0.544 MouseReel Available	Min.: 1 Mult.: 1 : 3,500	Non-Illuminated	SMD/SMT	Straight	Round	OFF - (ON)	1.5 N	50 mA	12 VDC	Yes	SPST	Leadless	Black	3 mm	1.2 mm	2.5 mm	B3U	200000 Cycle	IP40	Reel, Cut Tape, MouseReel
Tactile Switches Top Actuated Ground Tm w/out Boss B3U-1100PM Omron Electronics 1: €1.19 843In Stock 2,000Expected 04/03/2027	Mfr. Part No. B3U-1100PM Mouser Part No 653-B3U-1100PM	Omron Electronics	Tactile Switches Top Actuated Ground Tm w/out Boss	Datasheet	843In Stock 2,000Expected 04/03/2027	Cut Tape €1.19 €1.04 €0.972 €0.869 Reel €0.654 View €0.798 €0.754 €0.624 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Non-Illuminated	SMD/SMT	Straight	Round	OFF - (ON)	1.5 N	50 mA	12 VDC	No	SPST	Leadless	Black	4 mm	2.5 mm	1.6 mm	B3U	200000 Cycle	IP40	Reel, Cut Tape, MouseReel
Tactile Switches Side Act w/out Boss w/out Ground Term B3U-3000PM Omron Electronics 1: €1.26 1,039In Stock 3,000On Order	Mfr. Part No. B3U-3000PM Mouser Part No 653-B3U-3000PM	Omron Electronics	Tactile Switches Side Act w/out Boss w/out Ground Term	Datasheet	1,039In Stock 3,000On Order On Order Ship Dates Mfr. No: B3U-3000PM Stock: 1,039 Can Dispatch Immediately On Order: 1,000 Expected 26/01/2027 2,000 Expected 05/02/2027 Factory Lead Time: 26 Weeks	Cut Tape €1.26 €1.08 €0.989 €0.903 Reel €0.731 View €0.846 €0.77 €0.66 €0.637 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Non-Illuminated	SMD/SMT	Right Angle	Rectangular	OFF - (ON)	1.59 N	50 mA	12 VDC	No	SPST	Gull Wing Lead	Black	3 mm	2.5 mm	1.2 mm	B3U	100000 Cycle	IP40	Reel, Cut Tape, MouseReel
Tactile Switches Side Actuate w/Boss w/out Ground Term B3U-3000PM-B Omron Electronics 1: €1.21 1,557In Stock	Mfr. Part No. B3U-3000PM-B Mouser Part No 653-B3U-3000PM-B	Omron Electronics	Tactile Switches Side Actuate w/Boss w/out Ground Term	Datasheet	1,557In Stock	Cut Tape €1.21 €1.04 €0.972 €0.869 Reel €0.714 View €0.798 €0.754 €0.66 €0.624 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Non-Illuminated	SMD/SMT	Right Angle	Rectangular	OFF - (ON)	1.59 N	50 mA	12 VDC	No	SPST	Gull Wing Lead	Black	3 mm	2.5 mm	1.2 mm	B3U	100000 Cycle	IP40	Reel, Cut Tape, MouseReel
Tactile Switches Tactile SideActuated Ground Term w/Boss B3U-3100P-B Omron Electronics 1: €0.972 588In Stock 4,000Expected 25/12/2026	Mfr. Part No. B3U-3100P-B Mouser Part No 653-B3U-3100P-B	Omron Electronics	Tactile Switches Tactile SideActuated Ground Term w/Boss	Datasheet	588In Stock 4,000Expected 25/12/2026	Cut Tape €0.972 €0.877 €0.686 €0.643 View Reel €0.561 €0.599 €0.572 €0.561 €0.561 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	Non-Illuminated	SMD/SMT	Right Angle	Rectangular	OFF - (ON)	1.6 N	50 mA	12 VDC	Yes	SPST	Solder Pin	Black	3 mm	1.2 mm	2.5 mm	B3U	100000 Cycle	IP40	Reel, Cut Tape, MouseReel
Tactile Switches Tactile SideActuated Ground Term NO Boss B3U-3100PM Omron Electronics 1: €1.23 857In Stock 2,000Expected 23/02/2027	Mfr. Part No. B3U-3100PM Mouser Part No 653-B3U-3100PM	Omron Electronics	Tactile Switches Tactile SideActuated Ground Term NO Boss	Datasheet	857In Stock 2,000Expected 23/02/2027	Cut Tape €1.23 €1.07 €0.989 €0.877 Reel €0.704 View €0.813 €0.768 €0.672 €0.649 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Non-Illuminated	SMD/SMT	Right Angle	Rectangular	OFF - (ON)	1.59 N	50 mA	12 VDC	Yes	SPST	Gull Wing Lead	Black	3 mm	2.5 mm	1.2 mm	B3U	100000 Cycle	IP40	Reel, Cut Tape, MouseReel
Tactile Switches Tactile SideActuated Ground Term w/Boss B3U-3100PM-B Omron Electronics 1: €1.11 1,133In Stock 1,000Expected 16/04/2027	Mfr. Part No. B3U-3100PM-B Mouser Part No 653-B3U-3100PM-B	Omron Electronics	Tactile Switches Tactile SideActuated Ground Term w/Boss	Datasheet	1,133In Stock 1,000Expected 16/04/2027	Cut Tape €1.11 €1.04 €0.972 €0.869 Reel €0.714 View €0.798 €0.754 €0.624 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Non-Illuminated	SMD/SMT	Right Angle	Rectangular	OFF - (ON)	1.6 N	50 mA	12 VDC	Yes	SPST	Gull Wing Lead	Black	3 mm	2.5 mm	1.2 mm	B3U	100000 Cycle	IP40	Reel, Cut Tape, MouseReel
Tactile Switches Top Actuated with boss w/o ground B3U-1000P-B Omron Electronics 1: €0.972 20,908On Order	Mfr. Part No. B3U-1000P-B Mouser Part No 653-B3U-1000P-B	Omron Electronics	Tactile Switches Top Actuated with boss w/o ground	Datasheet	20,908On Order On Order Ship Dates Mfr. No: B3U-1000P-B Stock: 0 On Order: 10,408 Expected 27/11/2026 10,500 Expected 01/01/2027 Factory Lead Time: 4 Weeks	Cut Tape €0.972 €0.857 €0.79 €0.711 Reel €0.511 View €0.659 €0.608 €0.58 €0.507 MouseReel Available	Min.: 1 Mult.: 1 : 3,500	Non-Illuminated	SMD/SMT	Straight	Round	OFF - (ON)	1.5 N	50 mA	12 VDC	No	SPST	Leadless	Black	2.5 mm	3 mm	1.2 mm	B3U	200000 Cycle	IP40	Reel, Cut Tape, MouseReel
Tactile Switches Side Actuated with boss w/o ground B3U-3000P-B Omron Electronics 1: €0.937 7,100Expected 27/11/2026	Mfr. Part No. B3U-3000P-B Mouser Part No 653-B3U-3000P-B	Omron Electronics	Tactile Switches Side Actuated with boss w/o ground	Datasheet	7,100Expected 27/11/2026	Cut Tape €0.937 €0.829 €0.671 €0.627 View Reel €0.518 €0.593 €0.568 €0.546 €0.545 €0.518 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	Non-Illuminated	SMD/SMT	Right Angle	Rectangular	OFF - (ON)	1.6 N	50 mA	12 VDC	No	SPST	Leadless	Black	2.5 mm	3 mm	1.2 mm	B3U	100000 Cycle	IP40	Reel, Cut Tape, MouseReel
Tactile Switches Top Actuated Ground Term w/Boss Omron Electronics B3U-1100PM-B B3U-1100PM-B Omron Electronics 1: €1.19 Non-Stocked Lead-Time 26 Weeks	Mfr. Part No. B3U-1100PM-B Mouser Part No 653-B3U-1100PM-B	Omron Electronics	Tactile Switches Top Actuated Ground Term w/Boss	Datasheet	Non-Stocked Lead-Time 26 Weeks	Cut Tape €1.19 €1.08 €0.989 €0.903 View Reel €0.691 €0.886 €0.767 €0.691	Min.: 1 Mult.: 1 : 1,000	Non-Illuminated						50 mA	12 VDC								B3U			Reel, Cut Tape

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