Tactile Switches – Mouser Lithuania

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KMR4 Microminiature SMT Tactile Switches

C&K Switches KMR4 Microminiature SMT Tactile Switches are small footprint, 2.5mm height top actuated switches with four actuation forces and excellent tactile feel. KMR4 tact switches feature ultra low current capabilities and IP40 protection. This C&K Components series offers Gullwing termination and is ideal for use in automotive, industrial electronics, and medical equipment applications.

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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	Stem Height	Actuator	Switch Function	Operating Force	Current Rating	Voltage Rating DC	Power Rating	Ground Terminal	Contact Form	Termination Style	Color	Length	Width	Height	Series	Life	IP Rating	Packaging
Tactile Switches Tact KMR432NG ULC LFS C&K 1: 0,654 € 38 517In Stock	Mfr. Part No. KMR432NG ULC LFS Mouser Part No 611-KMR432NGULCLFS	C&K	Tactile Switches Tact Learn More about C&K ck kmr4 tactile switches	Datasheet	38 517In Stock	Cut Tape 0,654 € 0,587 € 0,546 € 0,488 € 0,467 € Reel 0,467 € MouseReel Available	Min.: 1 Mult.: 1 : 6 000	Non-Illuminated	SMD/SMT	Straight	1.1 mm	Oval	OFF - (ON)	3 N	50 mA	32 VDC	1 VA	No	SPST	Gull Wing Lead	Black	4.6 mm	2.8 mm	2.5 mm	KMR4	300000 Cycle	IP40	Reel, Cut Tape, MouseReel
Tactile Switches Tact KMR441G LFS C&K 1: 0,628 € 21 838In Stock	Mfr. Part No. KMR441G LFS Mouser Part No 611-KMR441GLFS	C&K	Tactile Switches Tact Learn More about C&K ck kmr4 tactile switches	Datasheet	21 838In Stock	Cut Tape 0,628 € 0,562 € 0,523 € 0,467 € View Reel 0,323 € 0,433 € 0,409 € 0,386 € 0,36 € 0,323 €	Min.: 1 Mult.: 1 : 6 000	Non-Illuminated	SMD/SMT	Straight	1.1 mm	Oval	OFF - (ON)	4 N	50 mA	32 VDC	1 VA	Yes	SPST	Gull Wing Lead	Black	4.6 mm	2.8 mm	2.5 mm	KMR4	100000 Cycle	IP40	Reel, Cut Tape
Tactile Switches Microminiature SMT Top Actuated KMR421G ULC LFS C&K 1: 0,662 € 31 053In Stock	Mfr. Part No. KMR421G ULC LFS Mouser Part No 611-KMR421GULCLFS	C&K	Tactile Switches Microminiature SMT Top Actuated Learn More about C&K ck kmr4 tactile switches	Datasheet	31 053In Stock	Cut Tape 0,662 € 0,577 € 0,538 € 0,48 € View Reel 0,348 € 0,445 € 0,42 € 0,397 € 0,371 € 0,348 €	Min.: 1 Mult.: 1 : 6 000	Non-Illuminated	SMD/SMT	Straight	1.1 mm	Oval	OFF - (ON)	2 N	50 mA	32 VDC	1 VA	Yes	SPST	Gull Wing Lead	Black	4.6 mm	2.8 mm	2.5 mm	KMR4	100000 Cycle	IP40	Reel, Cut Tape
Tactile Switches Tact KMR431G ULC LFS C&K 1: 0,946 € 8 204In Stock	Mfr. Part No. KMR431G ULC LFS Mouser Part No 611-KMR431GULCLFS	C&K	Tactile Switches Tact Learn More about C&K ck kmr4 tactile switches	Datasheet	8 204In Stock	Cut Tape 0,946 € 0,833 € 0,775 € 0,691 € View Reel 0,617 € 0,64 € 0,617 € 0,617 € MouseReel Available	Min.: 1 Mult.: 1 : 6 000	Non-Illuminated	SMD/SMT	Straight	1.1 mm	Oval	OFF - (ON)	3 N	50 mA	32 VDC	1 VA	Yes	SPST	Gull Wing Lead	Black	4.6 mm	2.8 mm	2.5 mm	KMR4	100000 Cycle	IP40	Reel, Cut Tape, MouseReel
Tactile Switches Tact KMR441NG ULC LFS C&K 1: 0,946 € 1 991In Stock	Mfr. Part No. KMR441NG ULC LFS Mouser Part No 611-KMR441NGULCLFS	C&K	Tactile Switches Tact Learn More about C&K ck kmr4 tactile switches	Datasheet	1 991In Stock	Cut Tape 0,946 € 0,833 € 0,775 € 0,691 € View Reel 0,48 € 0,64 € 0,605 € 0,573 € 0,535 € 0,48 € MouseReel Available	Min.: 1 Mult.: 1 : 6 000	Non-Illuminated	SMD/SMT	Straight	1.1 mm	Oval	OFF - (ON)	4 N	50 mA	32 VDC	1 VA	No	SPST	Gull Wing Lead	Black	4.6 mm	2.8 mm	2.5 mm	KMR4	100000 Cycle	IP40	Reel, Cut Tape, MouseReel
Tactile Switches Tact KMR421G LFS C&K 1: 0,645 € 15 583In Stock	Mfr. Part No. KMR421G LFS Mouser Part No 611-KMR421GLFS	C&K	Tactile Switches Tact Learn More about C&K ck kmr4 tactile switches	Datasheet	15 583In Stock	Cut Tape 0,645 € 0,562 € 0,523 € 0,467 € View Reel 0,322 € 0,433 € 0,409 € 0,386 € 0,36 € 0,322 € MouseReel Available	Min.: 1 Mult.: 1 : 6 000	Non-Illuminated	SMD/SMT	Straight	1.1 mm	Oval	OFF - (ON)	2 N	50 mA	32 VDC	1 VA	Yes	SPST	Gull Wing Lead	Black	4.6 mm	2.8 mm	2.5 mm	KMR4	100000 Cycle	IP40	Reel, Cut Tape, MouseReel
Tactile Switches Tact KMR421NG LFS C&K 1: 0,843 € 15 252In Stock	Mfr. Part No. KMR421NG LFS Mouser Part No 611-KMR421NGLFS	C&K	Tactile Switches Tact Learn More about C&K ck kmr4 tactile switches	Datasheet	15 252In Stock	Cut Tape 0,843 € 0,837 € 0,719 € 0,696 € View Reel 0,444 € 0,691 € 0,654 € 0,63 € 0,444 €	Min.: 1 Mult.: 1 : 6 000	Non-Illuminated	SMD/SMT	Straight	1.1 mm	Oval	OFF - (ON)	2 N	50 mA	32 VDC	1 VA	No	SPST	Gull Wing Lead	Black	4.6 mm	2.8 mm	2.5 mm	KMR4	100000 Cycle	IP40	Reel, Cut Tape
Tactile Switches Tact KMR421NG ULC LFS C&K 1: 0,877 € 3 520In Stock 6 000Expected 1/25/2027	Mfr. Part No. KMR421NG ULC LFS Mouser Part No 611-KMR421NGULCLFS	C&K	Tactile Switches Tact Learn More about C&K ck kmr4 tactile switches	Datasheet	3 520In Stock 6 000Expected 1/25/2027	Cut Tape 0,877 € 0,763 € 0,71 € 0,633 € View Reel 0,453 € 0,587 € 0,517 € 0,493 € 0,463 € 0,453 €	Min.: 1 Mult.: 1 : 6 000	Non-Illuminated	SMD/SMT	Straight		Oval	OFF - (ON)	2 N	50 mA	32 VDC	1 VA	No	SPST	Gull Wing Lead	Black	4.6 mm	2.8 mm	2.5 mm	KMR4		IP40	Reel, Cut Tape
Tactile Switches Tact KMR432G LFS C&K 1: 0,662 € 12 795In Stock	Mfr. Part No. KMR432G LFS Mouser Part No 611-KMR432GLFS	C&K	Tactile Switches Tact Learn More about C&K ck kmr4 tactile switches	Datasheet	12 795In Stock	Cut Tape 0,662 € 0,577 € 0,538 € 0,479 € View Reel 0,327 € 0,444 € 0,42 € 0,364 € 0,327 € 0,327 € MouseReel Available	Min.: 1 Mult.: 1 : 6 000	Non-Illuminated	SMD/SMT	Straight	1.1 mm	Oval	OFF - (ON)	3 N	50 mA	32 VDC	1 VA	Yes	SPST	Gull Wing Lead	Black	4.6 mm	2.8 mm	2.5 mm	KMR4	300000 Cycle	IP40	Reel, Cut Tape, MouseReel
Tactile Switches Tact KMR441NGLFS C&K 1: 0,413 € 5 654In Stock 30 000Expected 10/16/2026	Mfr. Part No. KMR441NGLFS Mouser Part No 611-KMR441NGLFS	C&K	Tactile Switches Tact Learn More about C&K ck kmr4 tactile switches	Datasheet	5 654In Stock 30 000Expected 10/16/2026	Cut Tape 0,413 € 0,392 € 0,378 € 0,327 € Reel 0,327 € MouseReel Available	Min.: 1 Mult.: 1 : 6 000	Non-Illuminated	SMD/SMT	Straight	1.1 mm	Oval	OFF - (ON)	4 N	50 mA	32 VDC	1 VA	No	SPST	Gull Wing Lead	Black	4.6 mm	2.8 mm	2.5 mm	KMR4	100000 Cycle	IP40	Reel, Cut Tape, MouseReel
Tactile Switches Tact KMR442G LFS C&K 1: 0,585 € 2 605In Stock	Mfr. Part No. KMR442G LFS Mouser Part No 611-KMR442GLFS	C&K	Tactile Switches Tact Learn More about C&K ck kmr4 tactile switches	Datasheet	2 605In Stock	Cut Tape 0,585 € 0,567 € 0,546 € 0,472 € View Reel 0,343 € 0,431 € 0,399 € 0,38 € 0,354 € 0,343 € MouseReel Available	Min.: 1 Mult.: 1 : 6 000	Non-Illuminated	SMD/SMT	Straight	1.1 mm	Oval	OFF - (ON)	4 N	50 mA	32 VDC	1 VA	Yes	SPST	Gull Wing Lead	Black	4.6 mm	2.8 mm	2.5 mm	KMR4	200000 Cycle	IP40	Reel, Cut Tape, MouseReel
Tactile Switches Tact KMR431NGLFS C&K 1: 0,49 € 17 975Expected 10/16/2026	Mfr. Part No. KMR431NGLFS Mouser Part No 611-KMR431NGLFS	C&K	Tactile Switches Tact Learn More about C&K ck kmr4 tactile switches	Datasheet	17 975Expected 10/16/2026	Cut Tape 0,49 € 0,45 € 0,431 € 0,392 € View Reel 0,329 € 0,37 € 0,353 € 0,341 € 0,329 € 0,329 € MouseReel Available	Min.: 1 Mult.: 1 : 6 000	Non-Illuminated	SMD/SMT	Straight		Oval	OFF - (ON)	3 N	50 mA	32 VDC	1 VA	No	SPST	Gull Wing Lead	Black	4.6 mm	2.8 mm	2.5 mm	KMR4		IP40	Reel, Cut Tape, MouseReel
Tactile Switches Microminiature SMT Top Actuated KMR423NG ULC LFG C&K 6 000: 0,693 € 72 000Factory Stock Available	Mfr. Part No. KMR423NG ULC LFG Mouser Part No 611-KMR423NGULCLFG	C&K	Tactile Switches Microminiature SMT Top Actuated Learn More about C&K ck kmr4 tactile switches	Datasheet	72 000Factory Stock Available More Info Available	Reel 0,693 €	Min.: 6 000 Mult.: 6 000 : 6 000	Non-Illuminated	SMD/SMT	Straight		Oval	OFF - (ON)	2 N	50 mA	32 VDC	1 VA	No	SPST	Gull Wing Lead	Black	4.6 mm	2.8 mm	2.5 mm	KMR4		IP40	Reel
Tactile Switches Tact KMR431NGULCLFS C&K 36 000: 0,716 € Non-Stocked	Mfr. Part No. KMR431NGULCLFS Mouser Part No 611-KMR431NGULCLFS	C&K	Tactile Switches Tact Learn More about C&K ck kmr4 tactile switches	Datasheet	Non-Stocked	Cut Tape 0,716 €	Min.: 36 000 Mult.: 6 000 : 6 000	Non-Illuminated	SMD/SMT	Straight		Oval	OFF - (ON)	3 N	50 mA	32 VDC	1 VA	No	SPST	Gull Wing Lead	Black	4.6 mm	2.8 mm	2.5 mm	KMR4		IP40	Reel
Tactile Switches Tact KMR432GULCLFS C&K 36 000: 0,492 € Non-Stocked	Mfr. Part No. KMR432GULCLFS Mouser Part No 611-KMR432GULCLFS	C&K	Tactile Switches Tact Learn More about C&K ck kmr4 tactile switches	Datasheet	Non-Stocked	Cut Tape 0,492 €	Min.: 36 000 Mult.: 6 000 : 6 000	Non-Illuminated	SMD/SMT	Straight		Oval	OFF - (ON)	3 N	50 mA	32 VDC	1 VA	Yes	SPST	Gull Wing Lead	Black	4.6 mm	2.8 mm	2.5 mm	KMR4		IP40	Reel
Tactile Switches Tact KMR433G ULC LFG C&K 6 000: 0,693 € Non-Stocked Lead-Time 13 Weeks	Mfr. Part No. KMR433G ULC LFG Mouser Part No 611-KMR433GULCLFG	C&K	Tactile Switches Tact Learn More about C&K ck kmr4 tactile switches	Datasheet	Non-Stocked Lead-Time 13 Weeks	Reel 0,693 €	Min.: 6 000 Mult.: 6 000 : 6 000	Non-Illuminated	SMD/SMT	Straight		Oval	OFF - (ON)	3 N	50 mA	32 VDC	1 VA	Yes	SPST	Gull Wing Lead	Black	4.6 mm	2.8 mm	2.5 mm	KMR4		IP40	Reel
Tactile Switches Tact KMR433NGLFG C&K 36 000: 0,621 € Non-Stocked	Mfr. Part No. KMR433NGLFG Mouser Part No 611-KMR433NGLFG	C&K	Tactile Switches Tact Learn More about C&K ck kmr4 tactile switches	Datasheet	Non-Stocked	Cut Tape 0,621 €	Min.: 36 000 Mult.: 6 000 : 6 000	Non-Illuminated	SMD/SMT	Straight		Oval	OFF - (ON)	3 N	50 mA	32 VDC	1 VA	No	SPST	Gull Wing Lead	Black	4.6 mm	2.8 mm	2.5 mm	KMR4		IP40	Reel
Tactile Switches Tact KMR433NGULCLFG C&K 36 000: 0,638 € Non-Stocked	Mfr. Part No. KMR433NGULCLFG Mouser Part No 611-KMR433NGULCLFG	C&K	Tactile Switches Tact Learn More about C&K ck kmr4 tactile switches	Datasheet	Non-Stocked	Cut Tape 0,638 €	Min.: 36 000 Mult.: 6 000 : 6 000	Non-Illuminated	SMD/SMT	Straight		Oval	OFF - (ON)	3 N	50 mA	32 VDC	1 VA	No	SPST	Gull Wing Lead	Black	4.6 mm	2.8 mm	2.5 mm	KMR4		IP40	Reel
Tactile Switches Tact KMR441GULCLFS C&K 18 000: 0,484 € Non-Stocked	Mfr. Part No. KMR441GULCLFS Mouser Part No 611-KMR441GULCLFS	C&K	Tactile Switches Tact Learn More about C&K ck kmr4 tactile switches	Datasheet	Non-Stocked	0,484 €	Min.: 18 000 Mult.: 6 000	Non-Illuminated	SMD/SMT	Straight		Oval	OFF - (ON)	4 N	50 mA	32 VDC	1 VA	Yes	SPST	Gull Wing Lead	Black	4.6 mm	2.8 mm	2.5 mm	KMR4		IP40
Tactile Switches Tact KMR442GULCLFS C&K 18 000: 0,493 € Non-Stocked	Mfr. Part No. KMR442GULCLFS Mouser Part No 611-KMR442GULCLFS	C&K	Tactile Switches Tact Learn More about C&K ck kmr4 tactile switches	Datasheet	Non-Stocked	0,493 €	Min.: 18 000 Mult.: 6 000	Non-Illuminated	SMD/SMT	Straight		Oval	OFF - (ON)	4 N	50 mA	32 VDC	1 VA	Yes	SPST	Gull Wing Lead	Black	4.6 mm	2.8 mm	2.5 mm	KMR4		IP40

KMR4 Microminiature SMT Tactile Switches

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