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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: $9.50 5,964In Stock	Mfr. Part No. 59085-010 Mouser Part No 934-59085-010	Littelfuse	Proximity Sensors PROX SEN VANE SPST-NO W/WIRE Learn More about Littelfuse sensors	Datasheet	5,964In Stock	$9.50 $8.61 $8.28 $8.20 View $7.97 $7.89 $7.43 $7.35	Min.: 1 Mult.: 1
Hall Effect / Magnetic Sensors - Industrial GEARTOOTH SPEED SEN SS 3WIRE 55075-00-02-A Littelfuse 1: $30.81 1,290In Stock 183Expected 2026/11/23	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 Learn More about Littelfuse sensors	Datasheet	1,290In Stock 183Expected 2026/11/23	$30.81 $30.62	Min.: 1 Mult.: 1
Hall Effect / Magnetic Sensors - Industrial 3 Wire SW 500mm TIN 55100-3H-04-A Littelfuse 1: $8.36 4,456In Stock	Mfr. Part No. 55100-3H-04-A Mouser Part No 934-55100-3H-04-A	Littelfuse	Hall Effect / Magnetic Sensors - Industrial 3 Wire SW 500mm TIN Learn More about Littelfuse Hamlin 55100 Sensor	Datasheet	4,456In Stock	$8.36 $7.57 $7.27 $6.91 View $6.68 $6.45 $6.41 $5.90 $5.84	Min.: 1 Mult.: 1
Magnetic/Reed Switches 59165-1-U-00-A SENS 59165-1-U-00-A Littelfuse 1: $2.04 12,990In Stock	Mfr. Part No. 59165-1-U-00-A Mouser Part No 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	12,990In Stock	$2.04 $1.34 $1.17 $1.16	Min.: 1 Mult.: 1
Reed Relays REED RELAY HE722A1210 Littelfuse 1: $3.78 5,838In Stock Factory Special Order	Mfr. Part No. HE722A1210 Mouser Part No 934-HE722A1210 Factory Special Order	Littelfuse	Reed Relays REED RELAY Learn More about Littelfuse he700	Datasheet	5,838In Stock	$3.78 $3.37 $3.22 $3.11 View $3.00 $2.87 $2.76 $2.66	Min.: 1 Mult.: 1
Proximity Sensors NO 12-18AT 300mm Mini Flange Mount 59141-1-S-02-F Littelfuse 1: $4.90 738In Stock	Mfr. Part No. 59141-1-S-02-F Mouser Part No 934-59141-1-S-02-F	Littelfuse	Proximity Sensors NO 12-18AT 300mm Mini Flange Mount Learn More about Littelfuse reed sensors	Datasheet	738In Stock	$4.90 $4.38 $4.19 $3.97 View $3.83 $3.66 $2.93	Min.: 1 Mult.: 1
Proximity Sensors NC 15-20AT 1m TIN 59025 Firecracker 59025-4-S-05-A Littelfuse 1: $7.20 625In 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 about Littelfuse hamlin 59025 firecracker sensors	Datasheet	625In Stock	$7.20 $6.51 $6.26 $5.94 View $5.73 $5.52 $5.28 $5.08	Min.: 1 Mult.: 1
Proximity Sensors PROX SEN THREAD BARREL SPST-NO 59065-1-S-02-A Littelfuse 1: $5.95 1,300In Stock	Mfr. Part No. 59065-1-S-02-A Mouser Part No 934-59065-1-S-02-A	Littelfuse	Proximity Sensors PROX SEN THREAD BARREL SPST-NO Learn More about Littelfuse reed sensors	Datasheet	1,300In Stock	$5.95 $4.97 $4.59 $3.73 View $3.50 $3.43	Min.: 1 Mult.: 1
Proximity Sensors 59085 030 PROX SENSOR 59085-030 Littelfuse 1: $9.69 261In Stock	Mfr. Part No. 59085-030 Mouser Part No 934-59085-030	Littelfuse	Proximity Sensors 59085 030 PROX SENSOR Learn More about Littelfuse sensors	Datasheet	261In Stock	$9.69 $8.04 $7.45 $6.65 View $5.91 $5.78	Min.: 1 Mult.: 1
Sensor Fixings & Accessories HARDWARE ACTUATOR MAGNET H-33-MAGNET Littelfuse 1: $2.67 2,433In Stock	Mfr. Part No. H-33-MAGNET Mouser Part No 934-H-33	Littelfuse	Sensor Fixings & Accessories HARDWARE ACTUATOR MAGNET Learn More about Littelfuse magnetic actuators	Datasheet	2,433In Stock	$2.67 $2.26 $1.56 $1.48 View $1.41 $1.30 $1.29	Min.: 1 Mult.: 1
Magnetic/Reed Switches MDRR-DT-30-35-U MDRR-DT-30-35-U Littelfuse 1: $5.26 645In Stock	Mfr. Part No. MDRR-DT-30-35-U Mouser Part No 934-MDRR-DT30-35U	Littelfuse	Magnetic/Reed Switches MDRR-DT-30-35-U Learn More about Littelfuse sensors	Datasheet	645In Stock	$5.26 $4.38 $4.06 $3.62 View $3.56 $3.55 $3.52 Quote	Min.: 1 Mult.: 1
Proximity Sensors PROX SENS CHANGE OVER UNTINNED 59025-3-T-02-F Littelfuse 1: $5.45 495In 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 Learn More about Littelfuse hamlin 59025 firecracker sensors	Datasheet	495In Stock	$5.45 $4.91 $4.71 $4.47 View $4.30 $4.14 $3.78 $3.71	Min.: 1 Mult.: 1
Proximity Sensors 59085-1-T-02-F SENS 59085-1-T-02-F Littelfuse 1: $8.01 965In Stock	Mfr. Part No. 59085-1-T-02-F Mouser Part No 934-59085-1-T-02-F	Littelfuse	Proximity Sensors 59085-1-T-02-F SENS Learn More about Littelfuse reed sensors	Datasheet	965In Stock	$8.01 $7.23 $6.95 $6.61 View $6.38 $6.37 $5.90 $5.71	Min.: 1 Mult.: 1
Sensor Fixings & Accessories HARDWARE ACTUATOR MAGNET H-31-MAGNET Littelfuse 1: $1.36 7,053In Stock	Mfr. Part No. H-31-MAGNET Mouser Part No 934-H-31	Littelfuse	Sensor Fixings & Accessories HARDWARE ACTUATOR MAGNET Learn More about Littelfuse magnetic actuators	Datasheet	7,053In Stock	$1.36 $1.21 $1.10 $1.03 View $1.00 $0.965 $0.932 $0.861	Min.: 1 Mult.: 1
Magnetic/Reed Switches 175V 5WATTS MDRR-DT-30-35-F Littelfuse 1: $4.71 1,847In Stock	Mfr. Part No. MDRR-DT-30-35-F Mouser Part No 934-MDRR-DT-30-35-F	Littelfuse	Magnetic/Reed Switches 175V 5WATTS Learn More about Littelfuse Hamlin MDRR DT	Datasheet	1,847In Stock	$4.71 $4.22 $4.01 $3.68 View $3.43 $3.26 $3.11 $3.06	Min.: 1 Mult.: 1
Magnetic/Reed Switches MDSM-10R 5431 15-20 MDSM-10R-15-20 Littelfuse 1: $1.47 2,828In Stock	Mfr. Part No. MDSM-10R-15-20 Mouser Part No 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 $1.47 $1.27 $1.17 $1.08 View Reel $0.912 $1.01 $0.955 $0.946 $0.912	Min.: 1 Mult.: 1 : 3,000
Proximity Sensors PROX SENSOR MINI FLANGE MOUNT 59140-020 Littelfuse 1: $4.20 1,389In Stock	Mfr. Part No. 59140-020 Mouser Part No 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	Min.: 1 Mult.: 1
Proximity Sensors 59140-3-S-02-F SENS 59140-3-S-02-F Littelfuse 1: $5.54 435In 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 Learn More about Littelfuse reed sensors	Datasheet	435In Stock	$5.54 $4.98 $4.88 $4.76 View $4.62 $4.40 $3.90 $3.77	Min.: 1 Mult.: 1
Proximity Sensors 59150-3-T-02-F SENS 59150-3-T-02-F Littelfuse 1: $5.90 480In Stock	Mfr. Part No. 59150-3-T-02-F Mouser Part No 934-59150-3-T-02-F	Littelfuse	Proximity Sensors 59150-3-T-02-F SENS Learn More about Littelfuse reed sensors	Datasheet	480In Stock	$5.90 $5.31 $5.11 $4.84 View $4.66 $4.57 $4.16 $4.05	Min.: 1 Mult.: 1
Magnetic/Reed Switches 59165-1-T-00-A SENS 59165-1-T-00-A Littelfuse 1: $2.04 2,718In Stock	Mfr. Part No. 59165-1-T-00-A Mouser Part No 934-59165-1-T-00-A	Littelfuse	Magnetic/Reed Switches 59165-1-T-00-A SENS Learn More about Littelfuse hamlin mdsr reed sensors	Datasheet	2,718In Stock	$2.04 $1.71 $1.59 $1.42 View $1.31 $1.29 $1.14 $1.12 $1.08	Min.: 1 Mult.: 1
Magnetic/Reed Switches MDRR-DT 1156 15-20 U MDRR-DT-15-20-U Littelfuse 1: $5.26 611In Stock	Mfr. Part No. MDRR-DT-15-20-U Mouser Part No 934-MDRR-DT15-20U	Littelfuse	Magnetic/Reed Switches MDRR-DT 1156 15-20 U Learn More about Littelfuse reed switches	Datasheet	611In Stock	$5.26 $4.38 $4.06 $3.62 View $3.37 $3.21 $2.99	Min.: 1 Mult.: 1
Magnetic/Reed Switches 59050-3-T-00-0 SENS 59050-3-T-00-0 Littelfuse 1: $4.98 628In Stock	Mfr. Part No. 59050-3-T-00-0 Mouser Part No 576-59050-3-T-00-0	Littelfuse	Magnetic/Reed Switches 59050-3-T-00-0 SENS Learn More about Littelfuse 59050 reed switches	Datasheet	628In Stock	$4.98 $4.16 $3.85 $3.26 View $3.08 $2.99 $2.88 $2.83	Min.: 1 Mult.: 1
Sensor Fixings & Accessories HARDWARE ACTUATOR MAGNET 57105-000 Littelfuse 1: $2.28 2,831In Stock	Mfr. Part No. 57105-000 Mouser Part No 934-57105-000	Littelfuse	Sensor Fixings & Accessories HARDWARE ACTUATOR MAGNET Learn More about Littelfuse magnetic actuators	Datasheet	2,831In Stock	$2.28 $2.09 $1.87 $1.81 View $1.70 $1.65	Min.: 1 Mult.: 1
Proximity Sensors 59145-1-S-02-A SENS 59145-1-S-02-A Littelfuse 1: $3.79 2,917In Stock	Mfr. Part No. 59145-1-S-02-A Mouser Part No 934-59145-1-S-02-A	Littelfuse	Proximity Sensors 59145-1-S-02-A SENS Learn More about Littelfuse reed sensors	Datasheet	2,917In Stock	$3.79 $3.40 $3.26 $3.08 View $2.97 $2.87 $2.56	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 No. 59165-1-T-00-D Mouser Part No 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 View Reel $0.78 $1.01 $0.947 $0.784 $0.78	Min.: 1 Mult.: 1 : 1,500

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