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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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.
Proximity Sensors PROX SEN VANE SPST-NO W/WIRE 59085-010 Littelfuse 1: $9.43 5,964In Stock	Mfr. Part # 59085-010 Mouser Part # 934-59085-010	Littelfuse	Proximity Sensors PROX SEN VANE SPST-NO W/WIRE Learn More about Littelfuse sensors	Datasheet	5,964In Stock	$9.43 $8.61 $8.21 $8.14 View $8.08 $7.90 $7.85 $7.46 $7.40	Min.: 1 Mult.: 1
Hall Effect / Magnetic Sensors - Industrial GEARTOOTH SPEED SEN SS 3WIRE 55075-00-02-A Littelfuse 1: $30.80 1,214In Stock 183Expected 11/30/2026	Mfr. Part # 55075-00-02-A Mouser Part # 934-55075-00-02-A	Littelfuse	Hall Effect / Magnetic Sensors - Industrial GEARTOOTH SPEED SEN SS 3WIRE Learn More about Littelfuse sensors	Datasheet	1,214In Stock 183Expected 11/30/2026	$30.80 $30.26 $29.60 $29.20 View $29.05 $28.50 $28.49 Quote	Min.: 1 Mult.: 1
Hall Effect / Magnetic Sensors - Industrial 3 Wire SW 500mm TIN 55100-3H-04-A Littelfuse 1: $8.36 4,431In Stock	Mfr. Part # 55100-3H-04-A Mouser Part # 934-55100-3H-04-A	Littelfuse	Hall Effect / Magnetic Sensors - Industrial 3 Wire SW 500mm TIN Learn More about Littelfuse Hamlin 55100 Sensor	Datasheet	4,431In Stock	$8.36 $7.57 $7.27 $6.91 View $6.67 $6.45 $6.41 $5.91 $5.69	Min.: 1 Mult.: 1
Magnetic / Reed Switches 59165-1-U-00-A SENS 59165-1-U-00-A Littelfuse 1: $2.03 12,986In Stock	Mfr. Part # 59165-1-U-00-A Mouser Part # 934-59165-1-U-00-A	Littelfuse	Magnetic / Reed Switches 59165-1-U-00-A SENS Learn More about Littelfuse hamlin mdsr reed sensors	Datasheet	12,986In Stock	$2.03 $1.34 $1.18 $1.09 View $1.05 $1.04 $1.01	Min.: 1 Mult.: 1
Reed Relays REED RELAY HE722A1210 Littelfuse 1: $3.78 5,752In Stock Factory Special Order	Mfr. Part # HE722A1210 Mouser Part # 934-HE722A1210 Factory Special Order	Littelfuse	Reed Relays REED RELAY Learn More about Littelfuse he700	Datasheet	5,752In Stock	$3.78 $3.37 $3.22 $3.11 View $3.00 $2.87 $2.76 $2.66	Min.: 1 Mult.: 1
Magnetic / Reed Switches 59050-3-T-00-0 SENS 59050-3-T-00-0 Littelfuse 1: $4.98 618In Stock	Mfr. Part # 59050-3-T-00-0 Mouser Part # 576-59050-3-T-00-0	Littelfuse	Magnetic / Reed Switches 59050-3-T-00-0 SENS Learn More about Littelfuse 59050 reed switches	Datasheet	618In Stock	$4.98 $4.16 $3.85 $3.25 View $3.08 $2.99 $2.88 $2.72	Min.: 1 Mult.: 1
Sensor Hardware & Accessories HARDWARE ACTUATOR MAGNET 57105-000 Littelfuse 1: $2.22 2,831In Stock	Mfr. Part # 57105-000 Mouser Part # 934-57105-000	Littelfuse	Sensor Hardware & Accessories HARDWARE ACTUATOR MAGNET Learn More about Littelfuse magnetic actuators	Datasheet	2,831In Stock	$2.22 $2.07 $1.83 $1.79 View $1.67 $1.55 $1.52	Min.: 1 Mult.: 1
Proximity Sensors 59145-1-S-02-A SENS 59145-1-S-02-A Littelfuse 1: $3.79 2,914In Stock	Mfr. Part # 59145-1-S-02-A Mouser Part # 934-59145-1-S-02-A	Littelfuse	Proximity Sensors 59145-1-S-02-A SENS Learn More about Littelfuse reed sensors	Datasheet	2,914In Stock	$3.79 $3.40 $3.25 $3.08 View $2.96 $2.79 $2.43 $2.38 $2.37	Min.: 1 Mult.: 1
Magnetic / Reed Switches 59165-1-T-00-D SENS 59165-1-T-00-D Littelfuse 1: $1.52 8,075In Stock	Mfr. Part # 59165-1-T-00-D Mouser Part # 934-59165-1-T-00-D	Littelfuse	Magnetic / Reed Switches 59165-1-T-00-D SENS Learn More about Littelfuse hamlin mdsr reed sensors	Datasheet	8,075In Stock	Cut Tape $1.52 $1.31 $1.22 $1.09 Reel $0.741 View $1.01 $0.947 $0.784 $0.739	Min.: 1 Mult.: 1 : 1,500
Magnetic / Reed Switches HA15-2 17-23 HA15-2-17-23 Littelfuse 1: $2.33 1,036In Stock	Mfr. Part # HA15-2-17-23 Mouser Part # 934-HA15-217-23	Littelfuse	Magnetic / Reed Switches HA15-2 17-23 Learn More about Littelfuse reed switches	Datasheet	1,036In Stock	$2.33 $1.97 $1.82 $1.63 View $1.51 $1.43 $1.31 $1.25 $1.21	Min.: 1 Mult.: 1
Magnetic / Reed Switches MDSM-10R 5431 10-25 MDSM-10R-10-25 Littelfuse 1: $1.54 2,165In Stock	Mfr. Part # MDSM-10R-10-25 Mouser Part # 934-MDSM-10R10-25	Littelfuse	Magnetic / Reed Switches MDSM-10R 5431 10-25 Learn More about Littelfuse reed switches	Datasheet	2,165In Stock	Cut Tape $1.54 $1.35 $1.26 $1.14 Reel $0.843 View $1.09 $1.05 $1.02 $0.806	Min.: 1 Mult.: 1 : 3,000
Proximity Sensors PROX SENS CHANGE OVER UNTINNED 59025-3-T-02-F Littelfuse 1: $5.45 495In Stock	Mfr. Part # 59025-3-T-02-F Mouser Part # 934-59025-3-T-02-F	Littelfuse	Proximity Sensors PROX SENS CHANGE OVER UNTINNED Learn More about Littelfuse hamlin 59025 firecracker sensors	Datasheet	495In Stock	$5.45 $4.91 $4.70 $4.46 View $4.30 $4.14 $3.78 $3.71 $3.69	Min.: 1 Mult.: 1
Proximity Sensors 59085-1-T-02-F SENS 59085-1-T-02-F Littelfuse 1: $8.01 948In Stock	Mfr. Part # 59085-1-T-02-F Mouser Part # 934-59085-1-T-02-F	Littelfuse	Proximity Sensors 59085-1-T-02-F SENS Learn More about Littelfuse reed sensors	Datasheet	948In Stock	$8.01 $7.23 $6.95 $6.61 View $6.38 $6.37 $5.90 $5.62 $5.57	Min.: 1 Mult.: 1
Sensor Hardware & Accessories HARDWARE ACTUATOR MAGNET H-31-MAGNET Littelfuse 1: $1.41 7,048In Stock	Mfr. Part # H-31-MAGNET Mouser Part # 934-H-31	Littelfuse	Sensor Hardware & Accessories HARDWARE ACTUATOR MAGNET Learn More about Littelfuse magnetic actuators	Datasheet	7,048In Stock	$1.41 $1.25 $1.12 $1.06 View $0.965 $0.931 $0.861	Min.: 1 Mult.: 1
Magnetic / Reed Switches 175V 5WATTS MDRR-DT-30-35-F Littelfuse 1: $4.54 1,847In Stock	Mfr. Part # MDRR-DT-30-35-F Mouser Part # 934-MDRR-DT-30-35-F	Littelfuse	Magnetic / Reed Switches 175V 5WATTS Learn More about Littelfuse Hamlin MDRR DT	Datasheet	1,847In Stock	$4.54 $4.05 $3.84 $3.55 View $3.39 $3.25 $3.10 $2.93	Min.: 1 Mult.: 1
Magnetic / Reed Switches MDSM-10R 5431 15-20 MDSM-10R-15-20 Littelfuse 1: $1.44 2,828In Stock	Mfr. Part # MDSM-10R-15-20 Mouser Part # 934-MDSM-10R15-20	Littelfuse	Magnetic / Reed Switches MDSM-10R 5431 15-20 Learn More about Littelfuse reed switches	Datasheet	2,828In Stock	Cut Tape $1.44 $1.24 $1.15 $1.06 View Reel $0.912 $0.99 $0.955 $0.945 $0.912	Min.: 1 Mult.: 1 : 3,000
Proximity Sensors PROXIMITY SENSORS 59020-1-S-02-F Littelfuse 1: $7.41 495In Stock	Mfr. Part # 59020-1-S-02-F Mouser Part # 934-59020-1-S-02-F	Littelfuse	Proximity Sensors PROXIMITY SENSORS Learn More about Littelfuse hamlin 59020 mini firecracker sensor	Datasheet	495In Stock	$7.41 $6.69 $6.42 $6.10 View $5.88 $5.68 $5.27 $5.12	Min.: 1 Mult.: 1
Proximity Sensors 59025-4-T-02-F SENS 59025-4-T-02-F Littelfuse 1: $5.12 552In Stock	Mfr. Part # 59025-4-T-02-F Mouser Part # 934-59025-4-T-02-F	Littelfuse	Proximity Sensors 59025-4-T-02-F SENS Learn More about Littelfuse hamlin 59025 firecracker sensors	Datasheet	552In Stock	$5.12 $4.60 $4.41 $4.17 View $4.02 $3.87 $3.43	Min.: 1 Mult.: 1
Proximity Sensors 59140-1-U-02-A SENS 59140-1-U-02-A Littelfuse 1: $5.26 5,203In Stock	Mfr. Part # 59140-1-U-02-A Mouser Part # 934-59140-1-U-02-A	Littelfuse	Proximity Sensors 59140-1-U-02-A SENS Learn More about Littelfuse reed sensors	Datasheet	5,203In Stock	$5.26 $4.44 $4.12 $3.48 View $3.23 $2.87 $2.76 $2.66 Quote	Min.: 1 Mult.: 1
Magnetic / Reed Switches 59170-1-S-00-C SENSOR 59170-1-S-00-C Littelfuse 1: $2.55 5,630In Stock	Mfr. Part # 59170-1-S-00-C Mouser Part # 934-59170-1-S-00-C	Littelfuse	Magnetic / Reed Switches 59170-1-S-00-C SENSOR Learn More about Littelfuse hamlin mdsr reed sensors	Datasheet	5,630In Stock	$2.55 $2.15 $1.99 $1.77 View $1.65 $1.56 $1.44 $1.37	Min.: 1 Mult.: 1
Level Sensors 59630 4T02A FLOAT SENSOR 59630-4-T-02-A Littelfuse 1: $8.50 252In Stock	Mfr. Part # 59630-4-T-02-A Mouser Part # 934-59630-4-T-02-A	Littelfuse	Level Sensors 59630 4T02A FLOAT SENSOR Learn More about Littelfuse reed sensors	Datasheet	252In Stock	$8.50 $7.69 $7.39 $7.03 View $6.78 $6.55 $6.10 $5.93	Min.: 1 Mult.: 1
Proximity Sensors NC 15-20AT 1m TIN 59025 Firecracker 59025-4-S-05-A Littelfuse 1: $7.21 625In Stock	Mfr. Part # 59025-4-S-05-A Mouser Part # 934-59025-4-S-05-A	Littelfuse	Proximity Sensors NC 15-20AT 1m TIN 59025 Firecracker Learn More about Littelfuse hamlin 59025 firecracker sensors	Datasheet	625In Stock	$7.21 $6.51 $6.25 $5.94 View $5.73 $5.61 $5.28 $4.99	Min.: 1 Mult.: 1
Proximity Sensors PROX SEN THREAD BARREL SPST-NO 59065-1-S-02-A Littelfuse 1: $5.95 1,298In Stock	Mfr. Part # 59065-1-S-02-A Mouser Part # 934-59065-1-S-02-A	Littelfuse	Proximity Sensors PROX SEN THREAD BARREL SPST-NO Learn More about Littelfuse reed sensors	Datasheet	1,298In Stock	$5.95 $4.96 $4.59 $3.73 View $3.50 $3.39 $3.29	Min.: 1 Mult.: 1
Proximity Sensors 59085 030 PROX SENSOR 59085-030 Littelfuse 1: $9.69 261In Stock	Mfr. Part # 59085-030 Mouser Part # 934-59085-030	Littelfuse	Proximity Sensors 59085 030 PROX SENSOR Learn More about Littelfuse sensors	Datasheet	261In Stock	$9.69 $9.68 $8.03 $7.44 View $7.43 $6.65 $6.38 $5.91 $5.65	Min.: 1 Mult.: 1
Proximity Sensors PROX SENSOR MINI FLANGE MOUNT 59140-020 Littelfuse 1: $4.20 1,389In Stock	Mfr. Part # 59140-020 Mouser Part # 934-59140-020	Littelfuse	Proximity Sensors PROX SENSOR MINI FLANGE MOUNT Learn More about Littelfuse sensors	Datasheet	1,389In Stock	$4.20 $4.19 $3.56 $3.35 View $3.34 $2.73 $2.63 $2.56 $2.36	Min.: 1 Mult.: 1

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