Switches – Mouser United Kingdom

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Connected Drug Delivery Device Ecosystem Solutions

Littelfuse features a wide portfolio of products used to build and enhance drug delivery systems. These drug delivery systems include auto-injectors, continuous glucose monitors, insulin pumps, drug delivery pens, and wearable injectors. Products offered by Littelfuse for these applications include detect switches, plunger position sensors, microcontrollers, thermistors, TVS diode arrays, gate drivers, and fuses.

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Types of Switches

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Part #

Tactile Switches

NANOT240BP
C&K
1: £0.353
8,604In Stock

Mfr. Part No.
NANOT240BP

Mouser Part No
611-NANOT240BP

C&K

Tactile Switches

Learn More

Datasheet

8,604In Stock

£0.353

£0.307

£0.287

£0.277

Min.: 1
Mult.: 1

Tactile Switches

Nano Size Tactile Switch

SPST

OFF - (ON)

Through Hole

Tactile Switches

NANOT160BP
C&K
1: £0.405
4,334In Stock

Mfr. Part No.
NANOT160BP

Mouser Part No
611-NANOT160BP

C&K

Tactile Switches

Learn More

Datasheet

4,334In Stock

£0.405

£0.353

£0.307

£0.277

Min.: 1
Mult.: 1

Tactile Switches

Nano Size Tactile Switch

SPST

OFF - (ON)

Through Hole

Tactile Switches 200k Life Cycle 350gf

PTS847MM350SMTR2 LFS
C&K
1: £0.608
4,912In Stock

Mfr. Part No.
PTS847MM350SMTR2 LFS

Mouser Part No
611-PTS847350SMTR2LF

C&K

Tactile Switches 200k Life Cycle 350gf

Learn More

Datasheet

4,912In Stock

Cut Tape

£0.608

£0.529

£0.493

£0.44

Reel

£0.304

View

Min.: 1
Mult.: 1

: 2,500

Tactile Switches

SPST

OFF - (ON)

SMD/SMT

Detector Switches 10mA 5VDC Bent Terminal

FDSD001R
C&K
1: £1.22
6,588In Stock

Mfr. Part No.
FDSD001R

Mouser Part No
611-FDSD001R

C&K

Detector Switches 10mA 5VDC Bent Terminal

Learn More

Datasheet

6,588In Stock

Cut Tape

£1.22

£1.08

£1.02

£0.969

View

Reel

£0.89

Min.: 1
Mult.: 1

: 3,500

Detector Switches

PCB Mount

Tactile Switches Nano-Miniature SMT Top Actuated

KMT022 NGJ LHS
C&K
1: £0.338
14,640In Stock

Mfr. Part No.
KMT022 NGJ LHS

Mouser Part No
611-KMT022NGJLHS

C&K

Tactile Switches Nano-Miniature SMT Top Actuated

Learn More

Datasheet

14,640In Stock

Cut Tape

£0.338

£0.301

£0.281

£0.251

Reel

£0.251

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Tactile Switches

Tactile

SPST

OFF - (ON)

SMD/SMT

Tactile Switches Nano-Miniature SMT Top Actuated

KMT072 NGJ LHS
C&K
1: £0.33
18,958In Stock

Mfr. Part No.
KMT072 NGJ LHS

Mouser Part No
611-KMT072NGJLHS

C&K

Tactile Switches Nano-Miniature SMT Top Actuated

Learn More

Datasheet

18,958In Stock

Cut Tape

£0.33

£0.301

£0.281

£0.251

View

Reel

£0.164

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Tactile Switches

Tactile

SPST

OFF - (ON)

SMD/SMT

Tactile Switches

NANOT100BP
C&K
1: £0.353
7,310In Stock

Mfr. Part No.
NANOT100BP

Mouser Part No
611-NANOT100BP

C&K

Tactile Switches

Learn More

Datasheet

7,310In Stock

£0.353

£0.33

Min.: 1
Mult.: 1

Tactile Switches

SPST

ON - OFF

PCB Mount

Detector Switches SWITCH FDSE002R

FDSE002R
C&K
1: £1.19
1,908In Stock

Mfr. Part No.
FDSE002R

Mouser Part No
611-FDSE002R

C&K

Detector Switches SWITCH FDSE002R

Learn More

Datasheet

1,908In Stock

Cut Tape

£1.19

£1.05

£0.995

£0.96

View

Reel

£0.89

Min.: 1
Mult.: 1

: 2,000

Detector Switches

PCB Mount

Tactile Switches Ultra-LW Tact SW SMT SPNOFa 1.0N HF

KMT011 NGJ LHS
C&K
1: £0.323
15,223In Stock

Mfr. Part No.
KMT011 NGJ LHS

Mouser Part No
611-KMT011NGJLHS

C&K

Tactile Switches Ultra-LW Tact SW SMT SPNOFa 1.0N HF

Learn More

Datasheet

15,223In Stock

Cut Tape

£0.323

£0.285

£0.265

£0.238

View

Reel

£0.153

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Tactile Switches

Tactile

SPST

OFF - (ON)

SMD/SMT

Detector Switches SWITCH HDS001L

HDS001L
C&K
1: £1.66
4,517In Stock

Mfr. Part No.
HDS001L

Mouser Part No
611-HDS001L

C&K

Detector Switches SWITCH HDS001L

Learn More

Datasheet

4,517In Stock

Cut Tape

£1.66

£1.48

£1.41

£1.34

View

Reel

£0.978

Min.: 1
Mult.: 1

: 5,000

Detector Switches

Detector Switches SWITCH HDS001R

HDS001R
C&K
1: £1.55
4,320In Stock

Mfr. Part No.
HDS001R

Mouser Part No
611-HDS001R

C&K

Detector Switches SWITCH HDS001R

Learn More

Datasheet

4,320In Stock

Cut Tape

£1.55

£1.35

£1.27

£1.10

View

Reel

£0.882

Min.: 1
Mult.: 1

: 5,000

Detector Switches

Tactile Switches Tactile Switches

KMT 033 NGJ LHG
C&K
1: £0.315
18,698In Stock

Mfr. Part No.
KMT 033 NGJ LHG

Mouser Part No
611-KMT033NGJLHG

C&K

Tactile Switches Tactile Switches

Learn More

Datasheet

18,698In Stock

£0.315

£0.276

£0.257

£0.23

View

Min.: 1
Mult.: 1

Tactile Switches

Magnetic/Reed Switches MAGNETIC / REED SWITCH

59177-1-T-00-D
Littelfuse
1: £1.69
1,277In Stock
1,500Expected 23/12/2026

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

Datasheet

1,277In Stock

1,500Expected 23/12/2026

Cut Tape

£1.69

£1.42

£1.32

£1.18

View

Reel

£0.813

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Reed Switches

SPST

PCB Mount

Magnetic/Reed Switches MAGNETIC / REED SWITCH

59177-1-U-00-D
Littelfuse
1: £1.68
6,134In Stock

Mfr. Part No.
59177-1-U-00-D

Mouser Part No
576-59177-1-U-00-D

Littelfuse

Magnetic/Reed Switches MAGNETIC / REED SWITCH

Learn More

Datasheet

6,134In Stock

Cut Tape

£1.68

£1.42

£1.32

£1.18

Reel

£1.03

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Reed Switches

SPST

PCB Mount

Tactile Switches Ultra-LW Tact SW SMT SPNOFa 3.4N HF

KMT031 NGJ LHS
C&K
1: £0.263
86,793In Stock

Mfr. Part No.
KMT031 NGJ LHS

Mouser Part No
611-KMT031NGJLHS

C&K

Tactile Switches Ultra-LW Tact SW SMT SPNOFa 3.4N HF

Learn More

Datasheet

86,793In Stock

Cut Tape

£0.263

£0.236

£0.227

£0.214

View

Reel

£0.157

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Tactile Switches

Tactile

SPST

OFF - (ON)

SMD/SMT

Tactile Switches Ultra Low Profile Top Actuated Tactile

KXT 311 LHS
C&K
1: £0.308
32,277In Stock

Mfr. Part No.
KXT 311 LHS

Mouser Part No
611-KXT311LHS

C&K

Tactile Switches Ultra Low Profile Top Actuated Tactile

Learn More

Datasheet

32,277In Stock

Cut Tape

£0.308

£0.276

£0.258

£0.231

View

Reel

£0.162

MouseReel Available

Min.: 1
Mult.: 1

: 8,500

Tactile Switches

Tactile

SPST

(ON) - (OFF)

SMD/SMT

Tactile Switches Ultra Low Profile Top Actuated Tactile

KXT 321 LHS
C&K
1: £0.30
23,640In Stock

Mfr. Part No.
KXT 321 LHS

Mouser Part No
611-KXT321LHS

C&K

Tactile Switches Ultra Low Profile Top Actuated Tactile

Learn More

Datasheet

23,640In Stock

Cut Tape

£0.30

£0.26

£0.244

£0.217

View

Reel

£0.153

MouseReel Available

Min.: 1
Mult.: 1

: 8,500

Tactile Switches

Tactile

SPST

(ON) - (OFF)

SMD/SMT

Tactile Switches Ultra Low Profile Top Actuated Tactile

KXT 331 LHS
C&K
1: £0.278
11,378In Stock

Mfr. Part No.
KXT 331 LHS

Mouser Part No
611-KXT331LHS

C&K

Tactile Switches Ultra Low Profile Top Actuated Tactile

Learn More

Datasheet

11,378In Stock

Cut Tape

£0.278

£0.268

£0.262

£0.227

View

Reel

£0.155

MouseReel Available

Min.: 1
Mult.: 1

: 8,500

Tactile Switches

Tactile

SPST

(ON) - (OFF)

SMD/SMT

Tactile Switches Ultra Low Profile Top Actuated Tactile

KXT 341 LHS
C&K
1: £0.30
7,749In Stock

Mfr. Part No.
KXT 341 LHS

Mouser Part No
611-KXT341LHS

C&K

Tactile Switches Ultra Low Profile Top Actuated Tactile

Learn More

Datasheet

7,749In Stock

Cut Tape

£0.30

£0.26

£0.244

£0.217

View

Reel

£0.153

MouseReel Available

Min.: 1
Mult.: 1

: 8,500

Tactile Switches

Tactile

SPST

(ON) - (OFF)

SMD/SMT

Tactile Switches

NANOT100AS
C&K
1: £0.346
4,974In Stock

Mfr. Part No.
NANOT100AS

Mouser Part No
611-NANOT100AS

C&K

Tactile Switches

Learn More

Datasheet

4,974In Stock

£0.346

£0.298

£0.285

Min.: 1
Mult.: 1

Tactile Switches

Nano Size Tactile Switch

SPST

OFF - (ON)

SMD/SMT

Tactile Switches

NANOT160AS
C&K
1: £0.346
8,468In Stock

Mfr. Part No.
NANOT160AS

Mouser Part No
611-NANOT160AS

C&K

Tactile Switches

Learn More

Datasheet

8,468In Stock

£0.346

£0.303

Min.: 1
Mult.: 1

Tactile Switches

Nano Size Tactile Switch

SPST

OFF - (ON)

SMD/SMT

Detector Switches 10mA 5VDC Flat Terminal

FDSD002R
C&K
1: £1.26
3,506In Stock
3,500Expected 15/10/2026

Mfr. Part No.
FDSD002R

Mouser Part No
611-FDSD002R

C&K

Detector Switches 10mA 5VDC Flat Terminal

Learn More

Datasheet

3,506In Stock

3,500Expected 15/10/2026

Cut Tape

£1.26

£1.20

£1.19

£1.15

View

Reel

£1.09

MouseReel Available

Min.: 1
Mult.: 1

: 3,500

Detector Switches

PCB Mount

Detector Switches SWITCH DETECT

FDSE001R
C&K
1: £1.19
2,000In Stock
6,000Expected 27/10/2026

Mfr. Part No.
FDSE001R

Mouser Part No
611-FDSE001R

C&K

Detector Switches SWITCH DETECT

Learn More

Datasheet

2,000In Stock

6,000Expected 27/10/2026

Cut Tape

£1.19

£1.05

£0.995

£0.943

View

Reel

£0.759

Min.: 1
Mult.: 1

: 2,000

Detector Switches

PCB Mount

Detector Switches Micro Mini SMT Detect-HDT Ser

HDT0001
C&K
1: £0.826
7,594In Stock
4,900Expected 04/08/2026

Mfr. Part No.
HDT0001

Mouser Part No
611-HDT0001

C&K

Detector Switches Micro Mini SMT Detect-HDT Ser

Learn More

Datasheet

7,594In Stock

4,900Expected 04/08/2026

Cut Tape

£0.826

£0.712

£0.668

£0.643

View

Reel

£0.449

MouseReel Available

Min.: 1
Mult.: 1

: 2,450

Detector Switches

PCB Mount

Detector Switches SWITCH HDT0104

HDT0104
C&K
1: £1.14
5,189In Stock

Mfr. Part No.
HDT0104

Mouser Part No
611-HDT0104

C&K

Detector Switches SWITCH HDT0104

Learn More

Datasheet

5,189In Stock

Cut Tape

£1.14

£0.995

Reel

£0.995

MouseReel Available

Min.: 1
Mult.: 1

: 2,100

Detector Switches

PCB Mount

Connected Drug Delivery Device Ecosystem Solutions

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