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.

Results: 233
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 Mfr.
Description Datasheet Availability Pricing (CAD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Switch Type
Contact Form
Operate Range
Voltage Rating AC
Color
Mounting Style
Termination Style
Packaging
Littelfuse Magnetic / Reed Switches HA15-2 22-28
Datasheet
2,001In Stock
Min.: 1
Mult.: 1

Sub-Miniature SPST 22 AT to 28 AT 265 VAC Clear PCB Mount Axial Bulk
Littelfuse Magnetic / Reed Switches MDRR-DT-10-15-F
Datasheet
730In Stock
2,000Expected 2027-05-21
Min.: 1
Mult.: 1

Miniature SPDT 10 AT to 15 AT 120 VAC Clear PCB Mount Axial Bulk
Littelfuse Magnetic / Reed Switches MDRR-DT-10-15-U
Datasheet
699In Stock
Min.: 1
Mult.: 1

Miniature SPDT 10 AT to 15 AT 120 VAC Clear PCB Mount Axial Bulk
Littelfuse Magnetic / Reed Switches MDRR-DT 1156 20-25 U
Datasheet
738In Stock
Min.: 1
Mult.: 1

Miniature SPDT 20 AT to 25 AT 120 VAC Clear PCB Mount SMD/SMT Bulk
Littelfuse Magnetic / Reed Switches SWITCH REED
Datasheet
4,213In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Sub-Miniature SPST 12 AT to 18 AT 140 VAC Clear PCB Mount SMD/SMT Reel, Cut Tape, MouseReel
Littelfuse Magnetic / Reed Switches SWITCH REED
Datasheet
2,499In Stock
2,500Expected 2026-04-27
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,500

Miniature SPDT 20 AT to 25 AT 120 VAC Clear PCB Mount SMD/SMT Reel, Cut Tape, MouseReel
Littelfuse Magnetic / Reed Switches MDSR-7 20-25
Datasheet
3,175In Stock
Min.: 1
Mult.: 1

Sub-Miniature SPST 20 AT to 25 AT 140 VAC Clear PCB Mount Axial Bulk
Littelfuse Magnetic / Reed Switches NO 7-13AT
Datasheet
3,833In Stock
600Expected 2026-04-24
Min.: 1
Mult.: 1

Miniature SPST 7 AT to 13 AT 140 VAC Clear PCB Mount Axial Bulk
Littelfuse Magnetic / Reed Switches 10-15AT 200Vdc @ 10W
Datasheet
1,604In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Hermetically Sealed Switch SPST 10 AT to 15 AT Clear PCB Mount SMD/SMT Reel, Cut Tape, MouseReel
Littelfuse Magnetic / Reed Switches SWITCH REED
Datasheet
45In Stock
1,000Expected 2026-02-23
Min.: 1
Mult.: 1

Sub-Miniature SPST 12 AT to 33 AT 140 VAC Clear PCB Mount Axial Bulk
Littelfuse Magnetic / Reed Switches MDCG-4 22-38
Datasheet
302In Stock
Min.: 1
Mult.: 1

Sub-Miniature SPST 22 AT to 38 AT 140 VAC Clear PCB Mount Axial Bulk
Littelfuse Magnetic / Reed Switches SWITCH REED
Datasheet
160In Stock
Min.: 1
Mult.: 1

Sub-Miniature SPST 32 AT to 38 AT 140 VAC Clear PCB Mount Axial Bulk
Littelfuse Magnetic / Reed Switches MDSM-4B 5276 32-38
Datasheet
321In Stock
Min.: 1
Mult.: 1

Sub-Miniature SPST 32 AT to 38 AT 140 VAC Clear PCB Mount Axial Bulk
Littelfuse Magnetic / Reed Switches SWITCH REED
Datasheet
1,040In Stock
Min.: 1
Mult.: 1

Sub-Miniature SPST 10 AT to 15 AT 140 VAC Clear PCB Mount Axial Bulk
Littelfuse Magnetic / Reed Switches SWITCH REED
Datasheet
1,265In Stock
Min.: 1
Mult.: 1

Sub-Miniature SPST 10 AT to 20 AT 140 VAC Clear PCB Mount Axial Bulk
Littelfuse Magnetic / Reed Switches SWITCH REED
Datasheet
1,231In Stock
2,000Expected 2026-07-15
Min.: 1
Mult.: 1

Miniature SPDT 15 AT to 25 AT 120 VAC Clear PCB Mount Axial Bulk
Littelfuse Magnetic / Reed Switches 59045-1-S-00-0 SENS
Datasheet
408In Stock
1,000Expected 2026-05-22
Min.: 1
Mult.: 1

Miniature SPST 15 AT to 20 AT 140 VAC Black PCB Mount Through Hole Bulk
Littelfuse Magnetic / Reed Switches SWITCH REED
Datasheet
187In Stock
1,000Expected 2026-04-10
Min.: 1
Mult.: 1

Miniature SPST Black PCB Mount Through Hole Bulk
Littelfuse Magnetic / Reed Switches 59050 030 PROX SENSOR
Datasheet
78In Stock
1,000Expected 2026-06-08
Min.: 1
Mult.: 1

Miniature SPST Black PCB Mount Through Hole Bulk
Littelfuse Magnetic / Reed Switches 59050-1-S-00-0 SENS
Datasheet
761In Stock
Min.: 1
Mult.: 1

Miniature SPST 12 AT to 18 AT 140 VAC Black PCB Mount Through Hole Bulk
Littelfuse Magnetic / Reed Switches MIN OVERMOLD REED SWITCH AXIAL
Datasheet
44In Stock
8,000Expected 2026-07-28
Min.: 1
Mult.: 1

Miniature SPST 10 AT to 15 AT 140 VAC Black PCB Mount Axial Bulk
Littelfuse Magnetic / Reed Switches 59165-1-T-00-D SENS
Datasheet
1,494In Stock
1,500Expected 2026-06-08
Min.: 1
Mult.: 1
Reel: 1,500

Miniature SPST 15 AT to 20 AT 140 VAC Black PCB Mount Gull Wing Lead Reel, Cut Tape
Littelfuse Magnetic / Reed Switches NO 15-20AT 6.5mm Overmolded Sensor
Datasheet
394In Stock
Min.: 1
Mult.: 1
Reel: 1,000

Miniature SPST 15 AT to 20 AT 140 VAC Black PCB Mount Gull Wing Lead Reel, Cut Tape
Littelfuse Magnetic / Reed Switches NO 15-20AT 6.5mm Overmolded Sensor
Datasheet
1,146In Stock
Min.: 1
Mult.: 1
Reel: 1,500

Miniature SPST 15 AT to 20 AT 140 VAC Black PCB Mount Gull Wing Lead Reel, Cut Tape
Littelfuse Magnetic / Reed Switches NO 20-25AT 5mm Overmolded Sensor
Datasheet
1,259In Stock
Min.: 1
Mult.: 1
Reel: 1,500

Miniature SPST 20 AT to 25 AT 140 VAC Black PCB Mount Gull Wing Lead Reel, Cut Tape