Sensor for opening/closing windows and doors

Digital orientation sensor module. DFRobot DFR0028

Tilt sensor module with digital output. Equipped with an XH2.54 connector

Module with a magnetic sensor based on a reed switch. Reacts to the action of an electromagnet or a permanent magnet

This V2 Rotation Sensor  is arduino compatible multi-ring rotation sensor. It is based on multi-turn precision potentiometer. It can rotate upto 10 laps. DFR0058

Photoelectric encoder in the form of a slotted sensor, a disc plow. It allows you to measure the rotational speed

A set with opening and closing sensors based on a reed switch, intended for installation on doors or windows. CMD1263

Module with a potentiometer with a rotation range of 300°. Equipped with a connector compatible with the Gravity standard. DFRobot DFR0054

LilyPad reed switch in a black insulated casing preventing the element from breaking. SparkFun DEV-13343

The module with the tilt sensor, the sensor output is a digital signal. The module has a connector in accordance with the Grove standard. Seeed studio 101020025

Module with ITR9909 proximity sensor that can detect the presence of objects in the range from 9 to 30 cm. The board is equipped with a Grove connector and communicates via a digital interface. Seeed Studio 101020175

Magnetic switch (reed switch) enclosed in a plastic housing. It has a compact structure and low weight. DFRobot SEN0481

A module with a rotary encoder and RGB LED lighting for M5Stack sets. It communicates via the I2C interface. M5Stack U135

Crowtail-Tilt Switch 2.0 is a simple digital sensor that detects a change in the module’s position along the vertical–horizontal axis. Used in projects requiring tilt detection, orientation signaling or activation depending on position.

LJ8A3-2-Z/EX is a reliable inductive proximity sensor for detecting metal objects in industrial automation, operating in the voltage range of 10V-36V DC. It features a detection range of up to 2 mm and a compact housing with a diameter of 8 mm, which allows easy installation in limited space, and the NPN NO output facilitates integration with control systems.

Set of sensors with cables. They can detect gestures, movement, touch, sound, and measure humidity, temperature, altitude and acceleration. SparkFun DEV-16156