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Portable Medical Devices & Connected Drug Delivery

Littelfuse Portable Medical Devices and Connected Drug Delivery Systems feature a range of products ideal for use in wearables, digital hearing aids, insulin pumps, blood pressure monitors, and connected pharmaceutical delivery devices such as auto-injectors and inhalers. Portable and connected devices are changing how medical services are delivered to patients. These connected healthcare products from Littelfuse help lower healthcare costs, improve efficiency, and empower patients.

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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.	Product Type	Type	Contact Form	Switch Function	Mounting Style
Tactile Switches Tact KMR421NG ULC LFS C&K 1: 0,903 € 9 520In Stock	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	9 520In Stock	Cut Tape 0,903 € 0,808 € 0,752 € 0,667 € View Reel 0,485 € 0,616 € 0,533 € 0,508 € 0,485 € 0,485 €	Min.: 1 Mult.: 1 : 6 000	Tactile Switches	Tactile	SPST	OFF - (ON)	SMD/SMT
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 € 0,48 € View Reel 0,348 € 0,445 € 0,42 € 0,397 € 0,371 € 0,348 € MouseReel Available	Min.: 1 Mult.: 1 : 6 000	Tactile Switches	Tactile	SPST	OFF - (ON)	SMD/SMT
Tactile Switches 50mA 32VDC 1.9mmH 2N IP67 KMR621NG LFS C&K 1: 0,791 € 26 418In Stock	Mfr. Part No. KMR621NG LFS Mouser Part No 611-KMR621NGLFS	C&K	Tactile Switches 50mA 32VDC 1.9mmH 2N IP67 Learn More about C&K ck kmr6 tactile switches	Datasheet	26 418In Stock	Cut Tape 0,791 € 0,685 € 0,637 € 0,568 € View Reel 0,398 € 0,526 € 0,498 € 0,441 € 0,414 € 0,398 € MouseReel Available	Min.: 1 Mult.: 1 : 7 000	Tactile Switches	Tactile	SPST	OFF - (ON)	SMD/SMT
Tactile Switches 50mA 32VDC 1.9mmH 3N Low Current IP67 KMR631NG ULC LFS C&K 1: 0,516 € 14 570In Stock	Mfr. Part No. KMR631NG ULC LFS Mouser Part No 611-KMR631NGULCLFS	C&K	Tactile Switches 50mA 32VDC 1.9mmH 3N Low Current IP67 Learn More about C&K ck kmr6 tactile switches	Datasheet	14 570In Stock	Cut Tape 0,516 € 0,506 € 0,485 € 0,463 € View Reel 0,363 € 0,418 € 0,39 € 0,375 € 0,363 € MouseReel Available	Min.: 1 Mult.: 1 : 7 000	Tactile Switches	Tactile	SPST	OFF - (ON)	SMD/SMT
Tactile Switches 50mA 32VDC 1.9mmH 4N Low Current IP67 KMR641NG ULC LFS C&K 1: 0,808 € 17 271In Stock	Mfr. Part No. KMR641NG ULC LFS Mouser Part No 611-KMR641NGULCLFS	C&K	Tactile Switches 50mA 32VDC 1.9mmH 4N Low Current IP67 Learn More about C&K ck kmr6 tactile switches	Datasheet	17 271In Stock	Cut Tape 0,808 € 0,705 € 0,656 € 0,585 € View Reel 0,415 € 0,542 € 0,512 € 0,485 € 0,452 € 0,415 € MouseReel Available	Min.: 1 Mult.: 1 : 7 000	Tactile Switches	Tactile	SPST	OFF - (ON)	SMD/SMT
Tactile Switches 50mA 32VDC 2.5mmH 3N IP67 KMR731NG LFS C&K 1: 0,877 € 7 091In Stock	Mfr. Part No. KMR731NG LFS Mouser Part No 611-KMR731NGLFS	C&K	Tactile Switches 50mA 32VDC 2.5mmH 3N IP67 Learn More about C&K ck kmr7 tactile switches	Datasheet	7 091In Stock	Cut Tape 0,877 € 0,776 € 0,722 € 0,643 € View Reel 0,459 € 0,596 € 0,563 € 0,533 € 0,498 € 0,459 € MouseReel Available	Min.: 1 Mult.: 1 : 6 000	Tactile Switches	Tactile	SPST	OFF - (ON)	SMD/SMT
Tactile Switches 50mA 32VDC 2.5mmH 4N Low Current IP67 KMR741NG ULC LFS C&K 1: 0,92 € 14 232In Stock 18 000Expected 23/02/2027	Mfr. Part No. KMR741NG ULC LFS Mouser Part No 611-KMR741NGULCLFS	C&K	Tactile Switches 50mA 32VDC 2.5mmH 4N Low Current IP67 Learn More about C&K ck kmr7 tactile switches	Datasheet	14 232In Stock 18 000Expected 23/02/2027	Cut Tape 0,92 € 0,796 € 0,74 € 0,66 € View Reel 0,468 € 0,611 € 0,519 € 0,499 € 0,479 € 0,468 € MouseReel Available	Min.: 1 Mult.: 1 : 6 000	Tactile Switches	Tactile	SPST	OFF - (ON)	SMD/SMT
Tactile Switches 50mA 32VDC 2.5mmH 4N IP67 KMR742NG LFS C&K 1: 0,714 € 29 752In Stock	Mfr. Part No. KMR742NG LFS Mouser Part No 611-KMR742NGLFS	C&K	Tactile Switches 50mA 32VDC 2.5mmH 4N IP67 Learn More about C&K ck kmr7 tactile switches	Datasheet	29 752In Stock	Cut Tape 0,714 € 0,637 € 0,594 € 0,524 € View Reel 0,348 € 0,482 € 0,462 € 0,381 € 0,363 € 0,348 € MouseReel Available	Min.: 1 Mult.: 1 : 6 000	Tactile Switches	Tactile	SPST	OFF - (ON)	SMD/SMT
Tactile Switches Nano-Miniature SMT Top Actuated KMT012 NGJ LHS C&K 1: 0,378 € 9 516In Stock 20 000Expected 11/11/2026	Mfr. Part No. KMT012 NGJ LHS Mouser Part No 611-KMT012NGJLHS	C&K	Tactile Switches Nano-Miniature SMT Top Actuated Learn More about C&K ckcomponents kmt0 switches	Datasheet	9 516In Stock 20 000Expected 11/11/2026	Cut Tape 0,378 € 0,345 € 0,322 € 0,288 € View Reel 0,226 € 0,267 € 0,252 € 0,238 € 0,226 € 0,226 € MouseReel Available	Min.: 1 Mult.: 1 : 5 000	Tactile Switches	Tactile	SPST	OFF - (ON)	SMD/SMT
Tactile Switches Ultra-LW Tact SW SMT SPNOFa 1.6N HF KMT021 NGJ LHS C&K 1: 0,378 € 10 647In Stock	Mfr. Part No. KMT021 NGJ LHS Mouser Part No 611-KMT021NGJLHS	C&K	Tactile Switches Ultra-LW Tact SW SMT SPNOFa 1.6N HF Learn More about C&K ckcomponents kmt0 switches	Datasheet	10 647In Stock	Cut Tape 0,378 € 0,326 € 0,304 € 0,273 € View Reel 0,208 € 0,253 € 0,238 € 0,225 € 0,208 € 0,208 € MouseReel Available	Min.: 1 Mult.: 1 : 5 000	Tactile Switches	Tactile	SPST	OFF - (ON)	SMD/SMT
Tactile Switches Ultra-LW Tact SW SMT SPNOFa 2.3N HF KMT071 NGJ LHS C&K 1: 0,31 € 36 215In Stock	Mfr. Part No. KMT071 NGJ LHS Mouser Part No 611-KMT071NGJLHS	C&K	Tactile Switches Ultra-LW Tact SW SMT SPNOFa 2.3N HF Learn More about C&K ckcomponents kmt0 switches	Datasheet	36 215In Stock	Cut Tape 0,31 € 0,284 € 0,273 € 0,25 € View Reel 0,194 € 0,236 € 0,225 € 0,218 € 0,20 € 0,194 € MouseReel Available	Min.: 1 Mult.: 1 : 5 000	Tactile Switches	Tactile	SPST	OFF - (ON)	SMD/SMT
Tactile Switches SPST-NO, Off-Mom,SMT Tact KMT221G HF LFS C&K 1: 1,13 € 10 958In Stock	Mfr. Part No. KMT221G HF LFS Mouser Part No 611-KMT221GHFLFS	C&K	Tactile Switches SPST-NO, Off-Mom,SMT Tact Learn More about C&K littelfuse portable connected health	Datasheet	10 958In Stock	Cut Tape 1,13 € 0,963 € 0,894 € 0,796 € View Reel 0,598 € 0,739 € 0,698 € 0,661 € 0,598 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000	Tactile Switches	Tactile	SPST	OFF - (ON)	SMD/SMT
Tactile Switches NANOT100AS C&K 1: 0,396 € 4 157In Stock	Mfr. Part No. NANOT100AS Mouser Part No 611-NANOT100AS	C&K	Tactile Switches Learn More about C&K ck nano t tact switches	Datasheet	4 157In Stock	0,396 € 0,341 € 0,318 € 0,298 €	Min.: 1 Mult.: 1	Tactile Switches	Nano Size Tactile Switch	SPST	OFF - (ON)	SMD/SMT
Tactile Switches 200k Life Cycle 350gf PTS847MM350LSMTR2 LFS C&K 1: 0,679 € 3 565In Stock	Mfr. Part No. PTS847MM350LSMTR2 LFS Mouser Part No 611-PTS847350LSMTR2L	C&K	Tactile Switches 200k Life Cycle 350gf Learn More about C&K ck pts847 tact switch	Datasheet	3 565In Stock	Cut Tape 0,679 € 0,642 € 0,599 € 0,522 € Reel 0,375 € View 0,486 € 0,466 € 0,407 € 0,364 € MouseReel Available	Min.: 1 Mult.: 1 : 2 500	Tactile Switches		SPST	OFF - (ON)	SMD/SMT
Tactile Switches Ultra Low Profile Top Actuated Tactile KXT 341 LHS C&K 1: 0,344 € 2 119In Stock 25 500Expected 11/11/2026	Mfr. Part No. KXT 341 LHS Mouser Part No 611-KXT341LHS	C&K	Tactile Switches Ultra Low Profile Top Actuated Tactile Learn More about C&K ck kxt3 tactile switches	Datasheet	2 119In Stock 25 500Expected 11/11/2026	Cut Tape 0,344 € 0,298 € 0,279 € 0,249 € View Reel 0,163 € 0,23 € 0,218 € 0,206 € 0,165 € 0,163 € 0,163 € MouseReel Available	Min.: 1 Mult.: 1 : 8 500	Tactile Switches	Tactile	SPST	(ON) - (OFF)	SMD/SMT
Detector Switches SWITCH HDT0204 HDT0204 C&K 1: 1,24 € 770In Stock 2 000Expected 11/11/2026	Mfr. Part No. HDT0204 Mouser Part No 611-HDT0204	C&K	Detector Switches SWITCH HDT0204 Learn More about C&K ck detector switches	Datasheet	770In Stock 2 000Expected 11/11/2026	Cut Tape 1,24 € 1,14 € Reel 1,14 €	Min.: 1 Mult.: 1 : 2 000	Detector Switches				PCB Mount
Tactile Switches SMT Micro Miniature Tactile Switch with 1.9 mm Height Actuator KMR231G ULC LFS C&K 1: 0,869 € 790In Stock 7 000On Order	Mfr. Part No. KMR231G ULC LFS Mouser Part No 611-KMR231GULCLFS	C&K	Tactile Switches SMT Micro Miniature Tactile Switch with 1.9 mm Height Actuator Learn More about C&K ck kmr2 tactile switches	Datasheet	790In Stock 7 000On Order	Cut Tape 0,869 € 0,755 € 0,703 € 0,627 € View Reel 0,448 € 0,581 € 0,548 € 0,519 € 0,484 € 0,448 € MouseReel Available	Min.: 1 Mult.: 1 : 7 000	Tactile Switches	Tactile	SPST	OFF - (ON)	SMD/SMT
Tactile Switches Microminiature SMT Top Actuated KMR243G LFG C&K 1: 0,757 € 324In Stock 14 000Expected 25/01/2027	Mfr. Part No. KMR243G LFG Mouser Part No 611-KMR243GLFG	C&K	Tactile Switches Microminiature SMT Top Actuated Learn More about C&K ck kmr2 tactile switches	Datasheet	324In Stock 14 000Expected 25/01/2027	Cut Tape 0,757 € 0,656 € 0,611 € 0,544 € View Reel 0,392 € 0,505 € 0,476 € 0,451 € 0,421 € 0,392 € MouseReel Available	Min.: 1 Mult.: 1 : 7 000	Tactile Switches	Tactile	SPST	OFF - (ON)	SMD/SMT
Tactile Switches Tact KMR442G LFS C&K 1: 0,602 € 2 415In 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 415In Stock	Cut Tape 0,602 € 0,522 € 0,487 € 0,434 € View Reel 0,321 € 0,402 € 0,38 € 0,359 € 0,335 € 0,321 € MouseReel Available	Min.: 1 Mult.: 1 : 6 000	Tactile Switches	Tactile	SPST	OFF - (ON)	SMD/SMT
Tactile Switches KMR623NG LFG C&K 1: 1,04 € 1 187In Stock	Mfr. Part No. KMR623NG LFG Mouser Part No 611-KMR623NGLFG	C&K	Tactile Switches Learn More about C&K ck kmr6 tactile switches	Datasheet	1 187In Stock	Cut Tape 1,04 € 0,903 € 0,834 € 0,743 € View Reel 0,538 € 0,689 € 0,651 € 0,617 € 0,576 € 0,538 €	Min.: 1 Mult.: 1 : 7 000	Tactile Switches		SPST	OFF - (ON)	SMD/SMT
Tactile Switches 200k Life Cycle 350gf PTS847MM350SMTR2 LFS C&K 1: 0,714 € 727In Stock	Mfr. Part No. PTS847MM350SMTR2 LFS Mouser Part No 611-PTS847350SMTR2LF	C&K	Tactile Switches 200k Life Cycle 350gf Learn More about C&K ck pts847 tact switch	Datasheet	727In Stock	Cut Tape 0,714 € 0,606 € 0,565 € 0,504 € Reel 0,389 € View 0,467 € 0,441 € 0,417 € 0,35 €	Min.: 1 Mult.: 1 : 2 500	Tactile Switches		SPST	OFF - (ON)	SMD/SMT
Tactile Switches Tact KMR213G LFG C&K 1: 0,903 € 1 215In Stock	Mfr. Part No. KMR213G LFG Mouser Part No 611-KMR213GLFG	C&K	Tactile Switches Tact Learn More about C&K ck kmr2 tactile switches	Datasheet	1 215In Stock	Cut Tape 0,903 € 0,777 € 0,722 € 0,644 € View Reel 0,492 € 0,597 € 0,564 € 0,534 € 0,499 € 0,492 € MouseReel Available	Min.: 1 Mult.: 1 : 7 000	Tactile Switches	Tactile	SPST	OFF - (ON)	SMD/SMT
Magnetic/Reed Switches MAGNETIC / REED SWITCH 59177-1-T-00-D Littelfuse 1: 1,75 € 6 000On Order	Mfr. Part No. 59177-1-T-00-D Mouser Part No 576-59177-1-T-00-D	Littelfuse	Magnetic/Reed Switches MAGNETIC / REED SWITCH Learn More about Littelfuse 59177 reed switches	Datasheet	6 000On Order On Order Ship Dates Mfr. No: 59177-1-T-00-D Stock: 0 On Order: 1 500 Expected 07/12/2026 4 500 Expected 02/02/2027 Factory Lead Time: 19 Weeks	Cut Tape 1,75 € 1,47 € 1,37 € 1,21 € View Reel 1,02 € 1,13 € 1,10 € 1,02 € 1,02 € MouseReel Available	Min.: 1 Mult.: 1 : 1 500	Reed Switches		SPST		PCB Mount
Tactile Switches PTS125SJM73-2 LFS PTS125SJM73-2 LFS C&K 1: 0,525 € Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. PTS125SJM73-2 LFS Mouser Part No 611-PTS125SJM732LFS	C&K	Tactile Switches PTS125SJM73-2 LFS Learn More about C&K ckcomponents kmt0 switches	Datasheet	Non-Stocked Lead-Time 12 Weeks	0,525 € 0,474 € 0,442 € 0,402 € View 0,366 € 0,304 €	Min.: 1 Mult.: 1	Tactile Switches		SPST	OFF - (ON)	Through Hole
Tactile Switches Tactile Switches PTS845VH20PSMTR2LFS C&K 42 000: 0,223 € Non-Stocked	Mfr. Part No. PTS845VH20PSMTR2LFS Mouser Part No 611-845VH20PSMTR2LFS	C&K	Tactile Switches Tactile Switches Learn More about C&K ck pts845 tact switches	Datasheet	Non-Stocked	0,223 €	Min.: 42 000 Mult.: 1	Tactile Switches