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Sensors Portfolio

Littelfuse is a global leader in magnetic sensing solutions with a portfolio covering reed switches, reed sensors, hall effect sensors, reed relays, and magnetic actuators. Littelfuse also offers a broad range of thermistors, resistance temperature detectors (RTDs), digital temperature indicators, and probes and assemblies for temperature sensing applications.

All Results (462)

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Part #

Hall Effect / Magnetic Sensors - Industrial 3 Wire SW 500mm TIN

55140-3H-03-A
Littelfuse
1: $8.61
521In Stock

Mfr. Part No.
55140-3H-03-A

Mouser Part No
934-55140-3H-03-A

Littelfuse

Hall Effect / Magnetic Sensors - Industrial 3 Wire SW 500mm TIN

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Datasheet

521In Stock

$8.61

$7.79

$7.48

$7.12

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Min.: 1
Mult.: 1

Hall Effect / Magnetic Sensors - Industrial MIN FLANGE MNT PROX SENS 3WIRE

55140-3H-02-A
Littelfuse
1: $8.47
697In Stock

Mfr. Part No.
55140-3H-02-A

Mouser Part No
934-551403H02A

Littelfuse

Hall Effect / Magnetic Sensors - Industrial MIN FLANGE MNT PROX SENS 3WIRE

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Datasheet

697In Stock

$8.47

$7.91

$7.71

$7.47

$7.37

Min.: 1
Mult.: 1

Hall Effect / Magnetic Sensors - Industrial HALL EFF GEARTOOTH SPEED SENS

55505-00-02-B
Littelfuse
1: $33.17
469In Stock
500Expected 2026/10/06

Mfr. Part No.
55505-00-02-B

Mouser Part No
934-555050002B

Littelfuse

Hall Effect / Magnetic Sensors - Industrial HALL EFF GEARTOOTH SPEED SENS

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Datasheet

469In Stock

500Expected 2026/10/06

$33.17

$30.45

$29.42

$28.21

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Min.: 1
Mult.: 1

Sensor Fixings & Accessories ACTUATOR FOR 59010 /59020 /59021

57020-000
Littelfuse
1: $7.50
445In Stock

Mfr. Part No.
57020-000

Mouser Part No
934-57020-000

Littelfuse

Sensor Fixings & Accessories ACTUATOR FOR 59010 /59020 /59021

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Datasheet

445In Stock

$7.50

$6.33

$5.88

$5.34

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Min.: 1
Mult.: 1

Sensor Fixings & Accessories Actuator for 59025 Series

57025-000
Littelfuse
1: $5.42
4,109In Stock

Mfr. Part No.
57025-000

Mouser Part No
934-57025-000

Littelfuse

Sensor Fixings & Accessories Actuator for 59025 Series

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Datasheet

4,109In Stock

$5.42

$4.57

$4.26

$3.85

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Min.: 1
Mult.: 1

Sensor Fixings & Accessories Actuator For 59040 Series

57040-000
Littelfuse
1: $4.52
1,473In Stock

Mfr. Part No.
57040-000

Mouser Part No
934-57040-000

Littelfuse

Sensor Fixings & Accessories Actuator For 59040 Series

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Datasheet

1,473In Stock

$4.52

$4.06

$3.90

$3.68

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Min.: 1
Mult.: 1

Sensor Fixings & Accessories 57045 000 ACTUATOR

57045-000
Littelfuse
1: $2.77
1,630In Stock

Mfr. Part No.
57045-000

Mouser Part No
934-57045-000

Littelfuse

Sensor Fixings & Accessories 57045 000 ACTUATOR

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Datasheet

1,630In Stock

$2.77

$2.47

$2.23

$2.14

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Min.: 1
Mult.: 1

Sensor Fixings & Accessories 57060 000 ACTUATOR

57060-000
Littelfuse
1: $21.32
368In Stock

Mfr. Part No.
57060-000

Mouser Part No
934-57060-000

Littelfuse

Sensor Fixings & Accessories 57060 000 ACTUATOR

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Datasheet

368In Stock

$21.32

$17.97

$16.70

$15.15

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Min.: 1
Mult.: 1

Sensor Fixings & Accessories HARDWARE ACTUATOR MAGNET

57070-000
Littelfuse
1: $4.26
2,676In Stock

Mfr. Part No.
57070-000

Mouser Part No
934-57070-000

Littelfuse

Sensor Fixings & Accessories HARDWARE ACTUATOR MAGNET

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Datasheet

2,676In Stock

$4.26

$3.58

$3.33

$2.81

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Min.: 1
Mult.: 1

Sensor Fixings & Accessories MAGNET ACTUATOR FOR 59140 AND 59141

57140-000
Littelfuse
1: $1.94
8,292In Stock
23,400On Order

Mfr. Part No.
57140-000

Mouser Part No
934-57140-000

Littelfuse

Sensor Fixings & Accessories MAGNET ACTUATOR FOR 59140 AND 59141

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Datasheet

8,292In Stock

23,400On Order

$1.94

$1.73

$1.60

$1.48

$1.45

Min.: 1
Mult.: 1

Sensor Fixings & Accessories ACTUATOR FOR 59145 SERIES

57145-000
Littelfuse
1: $2.04
9,124In Stock
5,000On Order

Mfr. Part No.
57145-000

Mouser Part No
934-57145-000

Littelfuse

Sensor Fixings & Accessories ACTUATOR FOR 59145 SERIES

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Datasheet

9,124In Stock

5,000On Order

$2.04

$1.83

$1.62

$1.57

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Min.: 1
Mult.: 1

Sensor Fixings & Accessories ACTUATOR FOR 59150 SERIES

57150-000
Littelfuse
1: $2.66
6,083In Stock
22,700On Order

Mfr. Part No.
57150-000

Mouser Part No
934-57150-000

Littelfuse

Sensor Fixings & Accessories ACTUATOR FOR 59150 SERIES

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Datasheet

6,083In Stock

22,700On Order

$2.66

$2.33

$1.90

$1.76

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Min.: 1
Mult.: 1

Proximity Sensors 175V 100mm TINNED LEADS

59020-1-S-01-A
Littelfuse
1: $9.89
908In Stock

Mfr. Part No.
59020-1-S-01-A

Mouser Part No
934-59020-1-S-01-A

Littelfuse

Proximity Sensors 175V 100mm TINNED LEADS

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Datasheet

908In Stock

$9.89

$8.33

$7.75

$7.02

View

Min.: 1
Mult.: 1

Proximity Sensors NO 12-18AT 300mm TIN

59022-1-S-02-A
Littelfuse
1: $4.04
2,541In Stock

Mfr. Part No.
59022-1-S-02-A

Mouser Part No
934-59022-1-S-02-A

Littelfuse

Proximity Sensors NO 12-18AT 300mm TIN

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Datasheet

2,541In Stock

$4.04

$4.02

$3.38

$3.13

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Min.: 1
Mult.: 1

Proximity Sensors NC 15-20AT 300mm TIN

59022-4-S-02-A
Littelfuse
1: $4.90
645In Stock

Mfr. Part No.
59022-4-S-02-A

Mouser Part No
934-59022-4-S-02-A

Littelfuse

Proximity Sensors NC 15-20AT 300mm TIN

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Datasheet

645In Stock

$4.90

$4.07

$3.78

$3.21

Min.: 1
Mult.: 1

Proximity Sensors 59025 030 PROX SENSOR

59025-030
Littelfuse
1: $7.25
613In Stock
2,200Expected 2026/08/10

Mfr. Part No.
59025-030

Mouser Part No
934-59025-030

Littelfuse

Proximity Sensors 59025 030 PROX SENSOR

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613In Stock

2,200Expected 2026/08/10

$7.25

$6.11

$5.68

$5.14

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Min.: 1
Mult.: 1

Proximity Sensors PROXIMITY SENSOR 12"LD SPST-NC

59025-040
Littelfuse
1: $4.54
1,018In Stock

Mfr. Part No.
59025-040

Mouser Part No
934-59025-040

Littelfuse

Proximity Sensors PROXIMITY SENSOR 12"LD SPST-NC

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1,018In Stock

$4.54

$3.79

$3.51

$3.11

Min.: 1
Mult.: 1

Proximity Sensors PROX SENSOR NORM OPEN TINNED

59025-1-S-02-A
Littelfuse
1: $2.47
2,012In Stock

Mfr. Part No.
59025-1-S-02-A

Mouser Part No
934-59025-1-S-02-A

Littelfuse

Proximity Sensors PROX SENSOR NORM OPEN TINNED

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Datasheet

2,012In Stock

$2.47

$2.43

Min.: 1
Mult.: 1

Proximity Sensors PROX SENS CHANGE OVER UNTINNED

59025-3-T-02-F
Littelfuse
1: $8.00
500In Stock

Mfr. Part No.
59025-3-T-02-F

Mouser Part No
934-59025-3-T-02-F

Littelfuse

Proximity Sensors PROX SENS CHANGE OVER UNTINNED

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Datasheet

500In Stock

$8.00

$6.75

$6.27

$5.69

View

Min.: 1
Mult.: 1

Proximity Sensors PROX SENS NORM CLOSED TINNED

59025-4-S-02-A
Littelfuse
1: $7.07
481In Stock

Mfr. Part No.
59025-4-S-02-A

Mouser Part No
934-59025-4-S-02-A

Littelfuse

Proximity Sensors PROX SENS NORM CLOSED TINNED

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Datasheet

481In Stock

$7.07

$5.97

$5.54

$5.04

View

Min.: 1
Mult.: 1

Proximity Sensors NC 15-20AT 1m TIN 59025 Firecracker

59025-4-S-05-A
Littelfuse
1: $7.87
807In Stock

Mfr. Part No.
59025-4-S-05-A

Mouser Part No
934-59025-4-S-05-A

Littelfuse

Proximity Sensors NC 15-20AT 1m TIN 59025 Firecracker

Learn More

Datasheet

807In Stock

$7.87

$6.54

$6.06

$5.59

Min.: 1
Mult.: 1

Proximity Sensors NO 12-18AT Tinned Leads

59040-1-S-02-A
Littelfuse
1: $5.22
1,736In Stock

Mfr. Part No.
59040-1-S-02-A

Mouser Part No
934-59040-1-S-02-A

Littelfuse

Proximity Sensors NO 12-18AT Tinned Leads

Learn More

Datasheet

1,736In Stock

$5.22

$4.40

$4.09

$3.71

View

Min.: 1
Mult.: 1

Proximity Sensors NC 15-20AT Tinned Leads

59040-4-S-02-A
Littelfuse
1: $8.49
507In Stock

Mfr. Part No.
59040-4-S-02-A

Mouser Part No
934-59040-4-S-02-A

Littelfuse

Proximity Sensors NC 15-20AT Tinned Leads

Learn More

Datasheet

507In Stock

$8.49

$7.16

$6.66

$6.04

View

Min.: 1
Mult.: 1

Magnetic/Reed Switches PROX SENSOR PCB MT NORMAL OPEN

59045-010
Littelfuse
1: $2.54
1,687In Stock
11,000On Order

Mfr. Part No.
59045-010

Mouser Part No
934-59045-010

Littelfuse

Magnetic/Reed Switches PROX SENSOR PCB MT NORMAL OPEN

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Datasheet

1,687In Stock

11,000On Order

$2.54

$2.13

$1.98

$1.67

$1.63

Min.: 1
Mult.: 1

Magnetic/Reed Switches 59045-1-T-00-0 SENS

59045-1-T-00-0
Littelfuse
1: $3.97
1,927In Stock

Mfr. Part No.
59045-1-T-00-0

Mouser Part No
934-59045-1-T-00-0

Littelfuse

Magnetic/Reed Switches 59045-1-T-00-0 SENS

Learn More

Datasheet

1,927In Stock

$3.97

$3.45

$3.27

$2.99

View

Min.: 1
Mult.: 1

Sensors Portfolio

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