> For the complete documentation index, see [llms.txt](https://learn.arduinosa.co.za/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://learn.arduinosa.co.za/sensor-kits/37-in-1-sensor-kit/analog-hall.md).

# Analog Hall

![](/files/-MS2OyY82rilSowOiW59)

The Hall-Sensor-Switch (bipolar) module features a 44E311, 3144EUA-S or 3144LUA-S sensor together with an LED and resistor. The LED switches on when a magnetic field is detected. The ground pin is marked ‘-’, centre pin is +5 V supply (Vs) and the output signal is on the ‘S’ pin.