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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.

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Magnetic/Reed Switches MDSR-10 10-15

MDSR-10-10-15
Littelfuse
1: $1.89
720In Stock
2,000On Order

Mfr. Part No.
MDSR-10-10-15

Mouser Part No
934-MDSR-1010-15

Littelfuse

Magnetic/Reed Switches MDSR-10 10-15

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Datasheet

720In Stock

2,000On Order

$1.89

$1.60

$1.50

$1.33

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Min.: 1
Mult.: 1

Magnetic/Reed Switches MDSR-7 10-15

MDSR-7-10-15
Littelfuse
1: $1.74
830In Stock

Mfr. Part No.
MDSR-7-10-15

Mouser Part No
934-MDSR-710-15

Littelfuse

Magnetic/Reed Switches MDSR-7 10-15

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Datasheet

830In Stock

$1.74

$1.52

$1.41

$1.26

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Min.: 1
Mult.: 1

Magnetic/Reed Switches SWITCH REED

MDSR-7-10-20
Littelfuse
1: $1.02
856In Stock
1,000Expected 24/11/2026

Mfr. Part No.
MDSR-7-10-20

Mouser Part No
934-MDSR-710-20

Littelfuse

Magnetic/Reed Switches SWITCH REED

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Datasheet

856In Stock

1,000Expected 24/11/2026

$1.02

$0.896

Min.: 1
Mult.: 1

Magnetic/Reed Switches SWITCH REED

MDSR-7-10-25
Littelfuse
1: $1.60
900In Stock
2,000Expected 3/9/2026

Mfr. Part No.
MDSR-7-10-25

Mouser Part No
934-MDSR-710-25

Littelfuse

Magnetic/Reed Switches SWITCH REED

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Datasheet

900In Stock

2,000Expected 3/9/2026

$1.60

$1.41

$1.33

$1.21

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Min.: 1
Mult.: 1

Magnetic/Reed Switches 15.2mm Miniature Close Differential Reed Switch

MLRR-3-42-48
Littelfuse
1: $1.80
1,000In Stock

Mfr. Part No.
MLRR-3-42-48

Mouser Part No
934-MLRR-3-42-48

Littelfuse

Magnetic/Reed Switches 15.2mm Miniature Close Differential Reed Switch

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1,000In Stock

$1.80

$1.52

$1.41

$1.26

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Min.: 1
Mult.: 1

Magnetic/Reed Switches MLRR-3 32-38

MLRR-3-32-38
Littelfuse
1: $1.80
221In Stock

Mfr. Part No.
MLRR-3-32-38

Mouser Part No
934-MLRR-332-38

Littelfuse

Magnetic/Reed Switches MLRR-3 32-38

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Datasheet

221In Stock

$1.80

$1.52

$1.41

$1.26

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Min.: 1
Mult.: 1

Magnetic/Reed Switches MLRR-4 17-23

MLRR-4-17-23
Littelfuse
1: $1.89
1,478In Stock

Mfr. Part No.
MLRR-4-17-23

Mouser Part No
934-MLRR-417-23

Littelfuse

Magnetic/Reed Switches MLRR-4 17-23

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Datasheet

1,478In Stock

$1.89

$1.60

$1.50

$1.33

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Min.: 1
Mult.: 1

Magnetic/Reed Switches MLRR-4 17-28

MLRR-4-17-28
Littelfuse
1: $1.89
828In Stock

Mfr. Part No.
MLRR-4-17-28

Mouser Part No
934-MLRR-417-28

Littelfuse

Magnetic/Reed Switches MLRR-4 17-28

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Datasheet

828In Stock

$1.89

$1.60

$1.50

$1.33

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Min.: 1
Mult.: 1

Magnetic/Reed Switches SWITCH REED

MLRR-4-17-38
Littelfuse
1: $2.07
518In Stock

Mfr. Part No.
MLRR-4-17-38

Mouser Part No
934-MLRR-417-38

Littelfuse

Magnetic/Reed Switches SWITCH REED

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Datasheet

518In Stock

$2.07

$1.88

$1.71

$1.56

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Min.: 1
Mult.: 1

Magnetic/Reed Switches MLRR-4 27-33

MLRR-4-27-33
Littelfuse
1: $1.89
701In Stock

Mfr. Part No.
MLRR-4-27-33

Mouser Part No
934-MLRR-427-33

Littelfuse

Magnetic/Reed Switches MLRR-4 27-33

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Datasheet

701In Stock

$1.89

$1.60

$1.50

$1.33

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Min.: 1
Mult.: 1

Reed Relays HE751A2400 RELAY

HE751A2400
Littelfuse
1: $3.82
172In Stock
Factory Special Order

Mfr. Part No.
HE751A2400

Mouser Part No
934-HE751A2400

Factory Special Order

Littelfuse

Reed Relays HE751A2400 RELAY

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Datasheet

172In Stock

$3.82

$3.40

$3.25

$3.14

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Min.: 1
Mult.: 1

Level Sensors 200V 100mm AMP MTE 2.54mm

59630-1-T-01-D
Littelfuse
1: $14.92
65In Stock

Mfr. Part No.
59630-1-T-01-D

Mouser Part No
934-59630-1-T-01-D

Littelfuse

Level Sensors 200V 100mm AMP MTE 2.54mm

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Datasheet

65In Stock

$14.92

$13.53

$13.02

$12.39

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Min.: 1
Mult.: 1

Magnetic/Reed Switches MDSM-DTB 15-30

MDSM-DTB-15-30
Littelfuse
1: $8.77
188In Stock

Mfr. Part No.
MDSM-DTB-15-30

Mouser Part No
934-MDSM-DTB15-30

Littelfuse

Magnetic/Reed Switches MDSM-DTB 15-30

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Datasheet

188In Stock

$8.77

$7.47

$6.92

$6.17

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Min.: 1
Mult.: 1

Magnetic/Reed Switches NO 30-35AT

MDSR-10-30-35
Littelfuse
1: $1.89
971In Stock

Mfr. Part No.
MDSR-10-30-35

Mouser Part No
934-MDSR-10-30-35

Littelfuse

Magnetic/Reed Switches NO 30-35AT

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Datasheet

971In Stock

$1.89

$1.60

$1.50

$1.48

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Min.: 1
Mult.: 1

Magnetic/Reed Switches NO 27-48AT

MLRR-3-27-48
Littelfuse
1: $1.80
338In Stock

Mfr. Part No.
MLRR-3-27-48

Mouser Part No
934-MLRR-3-27-48

Littelfuse

Magnetic/Reed Switches NO 27-48AT

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Datasheet

338In Stock

$1.80

$1.52

$1.41

$1.26

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Min.: 1
Mult.: 1

Magnetic/Reed Switches MLRR-3 22-28

MLRR-3-22-28
Littelfuse
1: $1.80
936In Stock

Mfr. Part No.
MLRR-3-22-28

Mouser Part No
934-MLRR-322-28

Littelfuse

Magnetic/Reed Switches MLRR-3 22-28

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Datasheet

936In Stock

$1.80

$1.52

$1.41

$1.26

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Min.: 1
Mult.: 1

Hall Effect / Magnetic Sensors - Industrial 3 Wire SW 1m TIN

55100-3M-05-A
Littelfuse
1: $14.16
3,891On Order

Mfr. Part No.
55100-3M-05-A

Mouser Part No
934-55100-3M-05-A

Littelfuse

Hall Effect / Magnetic Sensors - Industrial 3 Wire SW 1m TIN

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Datasheet

3,891On Order

$14.16

$12.48

$11.80

$10.99

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Min.: 1
Mult.: 1

Sensor Fixings & Accessories HARDWARE ACTUATOR MAGNET

57070-000
Littelfuse
1: $5.02
8,326On Order

Mfr. Part No.
57070-000

Mouser Part No
934-57070-000

Littelfuse

Sensor Fixings & Accessories HARDWARE ACTUATOR MAGNET

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Datasheet

8,326On Order

$5.02

$4.49

$4.04

$3.66

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Min.: 1
Mult.: 1

Sensor Fixings & Accessories HARDWARE ACTUATOR MAGNET

57125-000
Littelfuse
1: $3.24
11,623Expected 25/11/2026

Mfr. Part No.
57125-000

Mouser Part No
934-57125-000

Littelfuse

Sensor Fixings & Accessories HARDWARE ACTUATOR MAGNET

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Datasheet

11,623Expected 25/11/2026

$3.24

$2.88

$2.60

$2.49

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Min.: 1
Mult.: 1

Proximity Sensors PROX SEN THREAD BARREL SPST-NO

59070-020
Littelfuse
1: $7.45
5,181On Order

Mfr. Part No.
59070-020

Mouser Part No
934-59070-020

Littelfuse

Proximity Sensors PROX SEN THREAD BARREL SPST-NO

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Datasheet

5,181On Order

$7.45

$6.22

$5.77

$4.71

$4.69

Min.: 1
Mult.: 1

Proximity Sensors PROX SENSOR MINI FLANGE MOUNT

59140-1-S-02-A
Littelfuse
1: $5.11
8,374On Order

Mfr. Part No.
59140-1-S-02-A

Mouser Part No
934-59140-1-S-02-A

Littelfuse

Proximity Sensors PROX SENSOR MINI FLANGE MOUNT

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Datasheet

8,374On Order

$5.11

$4.58

$4.38

$4.15

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Min.: 1
Mult.: 1

Proximity Sensors 59145-4-S-02-A SENS

59145-4-S-02-A
Littelfuse
1: $11.53
7,753Expected 14/12/2026

Mfr. Part No.
59145-4-S-02-A

Mouser Part No
934-59145-4-S-02-A

Littelfuse

Proximity Sensors 59145-4-S-02-A SENS

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Datasheet

7,753Expected 14/12/2026

$11.53

$9.72

$9.04

$8.20

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Min.: 1
Mult.: 1

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

55100-3H-03-A
Littelfuse
1: $11.25
1,100On Order

Mfr. Part No.
55100-3H-03-A

Mouser Part No
934-55100-3H-03-A

Littelfuse

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

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Datasheet

1,100On Order

$11.25

$10.19

$9.78

$9.30

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Min.: 1
Mult.: 1

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

55140-3M-03-A
Littelfuse
1: $12.40
500Expected 8/10/2026

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

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

Littelfuse

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

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Datasheet

500Expected 8/10/2026

$12.40

$11.22

$10.78

$9.93

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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: $11.56
691Expected 11/2/2027

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

691Expected 11/2/2027

$11.56

$10.89

$10.19

Min.: 1
Mult.: 1

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