what is a magnetic reed switch

Gusrd Lead Wire IP67 Magnetic Reed Switch Vibtation Protection SR-402 Output NO.NC.NO+NC

RMS86-PR-B80 Magnetic Reed Proximity Sensor NO Bistable Magnetic Reed Switch Sensor

Custom OEM JST PH 2.0 SH ZH XH MX to Magnetic Reed Switch Sensor Harness Cable

Airtac CS1-J CS1-JX Pneumatic Air Cylinders Magnetic Reed Switch Sensor SDA TN series

Belong Proximity Switch Magnetic Reed switch-Cylindrical BLPS-01-L 10W 100 Vdc  0.5A

Wired Magnetic Door Switch , Magnetic Reed Switch For Metal Rolling Door

CSI-J 220VDC , 5-240V , LED Indicator ,Magnetic Reed Switch Pneumatic Electric Magnetic Switch

Multi Jet Dry Type Prepayment Water Meter Magnetic Reed Switch M- Pesa Integration STS Keypad

Magnetic Reed Switch For Groove Type Cylinder , XYC - 31 Magnetic Micro Switch

N52 Controlled Expansion Alloy For Magnetic Reed Switches And Seals Application

Multi-jet Dry Type Magnetic Reed Switch M-pesa Integration STS Keypad Prepaid Water Meter for Kenya

5V - 240V Magnetic Sensor Reed Switch For Pneumatic Air Cylinder,PNP Current Sourcing And NPN Current Sinking

12V 2 Wires Reed Switch Electric Magnetic Switch For Cylinder

Hermetically Sealed SMD Molded Dry Reed Switch CSFGHG-TP-2.6X12 10-40AT Proximity Sensor For Water Meters

plastic reed switch(3.6*14.3MM)

Wired Embedded Magnetic Contact Reed Switch DC-1641 For Door / Window

Blue 3Pin Arduino Sensor Module Magnetron MagSwitch Reed Switch Sensor Module

ORS 1-Amp Reed Switch Magnetrol Instrument Level Indicators 316 Stainless Steel

Half Theaded Magnetic Reed Elevator Sensor RMS12-PH-C60 /A80/A10/B10 Plastic

Alarm Normarlly open Normally closed magnetic contacts switches door magnetic contact door