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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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Part #

Proximity Sensors 59140-3-S-02-F SENS

59140-3-S-02-F
Littelfuse
1: Rp109.159
492In Stock

Mfr. Part No.
59140-3-S-02-F

Mouser Part No
934-59140-3-S-02-F

Littelfuse

Proximity Sensors 59140-3-S-02-F SENS

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Datasheet

492In Stock

Rp109.159

Rp84.208

Rp75.586

Rp69.531

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Min.: 1
Mult.: 1

Proximity Sensors 59150-1-V-02-A SENS

59150-1-V-02-A
Littelfuse
1: Rp68.431
490In Stock

Mfr. Part No.
59150-1-V-02-A

Mouser Part No
934-59150-1-V-02-A

Littelfuse

Proximity Sensors 59150-1-V-02-A SENS

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Datasheet

490In Stock

Rp68.431

Rp53.020

Rp47.149

Rp43.297

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Min.: 1
Mult.: 1

Magnetic/Reed Switches MLRR-4 22-28

MLRR-4-22-28
Littelfuse
1: Rp23.299
1.963In Stock

Mfr. Part No.
MLRR-4-22-28

Mouser Part No
934-MLRR-422-28

Littelfuse

Magnetic/Reed Switches MLRR-4 22-28

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Datasheet

1.963In Stock

Rp23.299

Rp19.814

Rp18.529

Rp16.383

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Min.: 1
Mult.: 1

Level Sensors

59630-1-T-05-A
Littelfuse
1: Rp74.852
439In Stock

Mfr. Part No.
59630-1-T-05-A

Mouser Part No
576-59630-1-T-05-A

Littelfuse

Level Sensors

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Datasheet

439In Stock

Rp74.852

Rp73.201

Rp71.733

Rp65.495

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Min.: 1
Mult.: 1

Magnetic/Reed Switches 59170-1-U-00-C SENS

59170-1-U-00-C
Littelfuse
1: Rp41.829
626In Stock

Mfr. Part No.
59170-1-U-00-C

Mouser Part No
934-59170-1-U-00-C

Littelfuse

Magnetic/Reed Switches 59170-1-U-00-C SENS

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Datasheet

626In Stock

Rp41.829

Rp35.224

Rp32.839

Rp29.170

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Min.: 1
Mult.: 1

Magnetic/Reed Switches

MDSR-10-AW-10-15
Littelfuse
1: Rp25.317
1.009In Stock

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

Mouser Part No
934-MDSR-10AW10-15

Littelfuse

Magnetic/Reed Switches

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Datasheet

1.009In Stock

Rp25.317

Rp22.933

Rp21.098

Rp19.263

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Min.: 1
Mult.: 1

Magnetic/Reed Switches MDSR-10-8-10

MDSR-10-8-10
Littelfuse
1: Rp23.299
1.944In Stock

Mfr. Part No.
MDSR-10-8-10

Mouser Part No
934-MDSR-10-8-10

Littelfuse

Magnetic/Reed Switches MDSR-10-8-10

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Datasheet

1.944In Stock

Rp23.299

Rp19.814

Rp18.529

Rp16.383

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Min.: 1
Mult.: 1

Hall Effect / Magnetic Sensors - Industrial 55100 3M03A HALL SENSOR

55100-3M-03-A
Littelfuse
1: Rp120.900
2.772In Stock
1.200Expected 22/06/2026

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

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

Littelfuse

Hall Effect / Magnetic Sensors - Industrial 55100 3M03A HALL SENSOR

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Datasheet

2.772In Stock

1.200Expected 22/06/2026

Rp120.900

Rp110.259

Rp106.407

Rp101.453

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Min.: 1
Mult.: 1

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

55140-3H-05-A
Littelfuse
1: Rp157.592
481In Stock

Mfr. Part No.
55140-3H-05-A

Mouser Part No
934-55140-3H-05-A

Littelfuse

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

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Datasheet

481In Stock

Rp157.592

Rp137.228

Rp129.706

Rp119.066

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Min.: 1
Mult.: 1

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

55505-00-02-A
Littelfuse
1: Rp410.217
2.100In Stock

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

Mouser Part No
934-555050002A

Littelfuse

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

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Datasheet

2.100In Stock

Rp410.217

Rp398.659

Min.: 1
Mult.: 1

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

55505-00-02-B
Littelfuse
1: Rp474.611
630In Stock

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

630In Stock

Rp474.611

Rp458.833

Rp439.937

Rp435.167

Rp434.984

Min.: 1
Mult.: 1

Sensor Fixings & Accessories Actuator for 59025 Series

57025-000
Littelfuse
1: Rp51.919
6.345In 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

6.345In Stock

Rp51.919

Rp49.901

Rp45.865

Rp44.214

Rp43.113

Min.: 1
Mult.: 1

Sensor Fixings & Accessories MAGNET ACTUATOR FOR 59140 AND 59141

57140-000
Littelfuse
1: Rp31.739
13.351In Stock
7.560Expected 14/05/2026

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

13.351In Stock

7.560Expected 14/05/2026

Rp31.739

Rp30.271

Rp27.336

Rp27.152

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Min.: 1
Mult.: 1

Proximity Sensors PROX SEN THREAD BARREL SPST-NO

59065-020
Littelfuse
1: Rp86.043
5.675In Stock

Mfr. Part No.
59065-020

Mouser Part No
934-59065-020

Littelfuse

Proximity Sensors PROX SEN THREAD BARREL SPST-NO

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Datasheet

5.675In Stock

Rp86.043

Rp69.164

Rp61.643

Rp56.506

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Min.: 1
Mult.: 1

Proximity Sensors Actuator for 59140 and 59141

59140-010
Littelfuse
1: Rp59.258
8.131In Stock
4.500Expected 12/05/2026

Mfr. Part No.
59140-010

Mouser Part No
934-59140-010

Littelfuse

Proximity Sensors Actuator for 59140 and 59141

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Datasheet

8.131In Stock

4.500Expected 12/05/2026

Rp59.258

Rp54.671

Rp46.415

Rp43.663

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Min.: 1
Mult.: 1

Magnetic/Reed Switches 15-20AT 200Vdc @ 10W

MASM-14R-15-20
Littelfuse
1: Rp24.584
2.974In Stock

Mfr. Part No.
MASM-14R-15-20

Mouser Part No
934-MASM-14R-15-20

Littelfuse

Magnetic/Reed Switches 15-20AT 200Vdc @ 10W

Datasheet

2.974In Stock

Cut Tape

Rp24.584

Rp21.098

Rp19.630

Rp17.337

Reel

Rp13.301

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MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

Magnetic/Reed Switches MDSM-10R 5431 10-25

MDSM-10R-10-25
Littelfuse
1: Rp28.987
2.520In Stock

Mfr. Part No.
MDSM-10R-10-25

Mouser Part No
934-MDSM-10R10-25

Littelfuse

Magnetic/Reed Switches MDSM-10R 5431 10-25

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Datasheet

2.520In Stock

Cut Tape

Rp28.987

Rp24.767

Rp23.116

Rp20.548

Reel

Rp13.356

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Min.: 1
Mult.: 1

Reel: 3.000

Magnetic/Reed Switches SWITCH REED

MDSM-10R-20-25
Littelfuse
1: Rp27.519
11.190In Stock

Mfr. Part No.
MDSM-10R-20-25

Mouser Part No
934-MDSM-10R20-25

Littelfuse

Magnetic/Reed Switches SWITCH REED

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Datasheet

11.190In Stock

Cut Tape

Rp27.519

Rp24.951

Rp22.749

Rp20.731

Reel

Rp16.878

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Min.: 1
Mult.: 1

Reel: 3.000

Magnetic/Reed Switches SWITCH REED

MDSR-7-10-25
Littelfuse
1: Rp20.364
2.732In Stock

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

2.732In Stock

Rp20.364

Rp17.539

Rp16.328

Rp14.860

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Min.: 1
Mult.: 1

Reed Relays REED RELAY

HE3621A2410
Littelfuse
1: Rp45.131
5.690In Stock
Factory Special Order

Mfr. Part No.
HE3621A2410

Mouser Part No
934-HE3621A2410

Factory Special Order

Littelfuse

Reed Relays REED RELAY

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Datasheet

5.690In Stock

Rp45.131

Rp42.012

Rp37.609

Rp37.242

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Min.: 1
Mult.: 1

Reed Relays REED RELAY

HE721C1200
Littelfuse
1: Rp73.751
1.438In Stock
Factory Special Order

Mfr. Part No.
HE721C1200

Mouser Part No
934-HE721C1200

Factory Special Order

Littelfuse

Reed Relays REED RELAY

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Datasheet

1.438In Stock

Rp73.751

Rp69.348

Rp64.028

Rp62.743

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Min.: 1
Mult.: 1

Reed Relays HE751A2400 RELAY

HE751A2400
Littelfuse
1: Rp51.369
2.276In 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

2.276In Stock

Rp51.369

Rp45.682

Rp43.663

Rp42.196

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Min.: 1
Mult.: 1

Sensor Fixings & Accessories Actuator for Cylindrical with Retaining Ribs

57041-000
Littelfuse
1: Rp40.361
446In Stock

Mfr. Part No.
57041-000

Mouser Part No
576-57041-000

Littelfuse

Sensor Fixings & Accessories Actuator for Cylindrical with Retaining Ribs

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Datasheet

446In Stock

Rp40.361

Rp35.958

Rp32.289

Rp31.005

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Min.: 1
Mult.: 1

Hall Effect / Magnetic Sensors - Industrial GEARTOOTH SPEED SEN SS 3WIRE

55075-00-02-A
Littelfuse
1: Rp458.467
56In Stock
500On Order

Mfr. Part No.
55075-00-02-A

Mouser Part No
934-55075-00-02-A

Littelfuse

Hall Effect / Magnetic Sensors - Industrial GEARTOOTH SPEED SEN SS 3WIRE

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Datasheet

56In Stock

500On Order

Rp458.467

Rp442.322

Rp428.563

Rp422.325

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Min.: 1
Mult.: 1

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

55100-3M-05-A
Littelfuse
1: Rp184.377
972In Stock
420Expected 28/04/2026

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

972In Stock

420Expected 28/04/2026

Rp184.377

Rp168.416

Rp153.189

Rp130.073

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Min.: 1
Mult.: 1

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