Sensors

The KY-035 Hall Magnetic Sensor Module is a compact analog magnetic field sensor designed to detect both the strength and polarity of magnetic fields using the AH49E (49E) linear Hall Effect sensor. Unlike digital Hall sensors that only indicate the presence of a magnetic field, the KY-035 produces a continuously...

The KY-022 Infrared IR Receiver Module is a compact infrared receiver designed to detect and decode 38kHz modulated infrared signals transmitted by standard remote controls. Built around a 1838-series IR receiver IC (such as VS1838B, TL1838, or TSOP1838 equivalent), the module converts infrared signals into clean digital pulses that can...

The KY-031 Tap Sensor Module is a compact vibration detection module designed to detect taps, knocks, shocks, and mechanical vibrations. It uses a highly sensitive spring-based vibration switch that momentarily closes when subjected to an impact or tap, generating a digital output signal that can be read by a microcontroller....

The KY-015 DHT11 Humidity and Temperature Sensor Module is a compact digital sensor module designed to measure both ambient temperature and relative humidity with a single device. It is based on the popular DHT11 digital sensor, which integrates a calibrated humidity sensing element, an NTC temperature sensor, and an internal...

The KY-002 Shock Sensor Module is a compact vibration and impact detection module designed to detect sudden shocks, knocks, or mechanical vibrations. It uses a high-sensitivity spring-type vibration switch that momentarily closes when subjected to movement or impact, producing a digital output signal. The module is ideal for applications where...

The Reed Switch Module with LM393 Comparator is a magnetic field detection module designed to detect the presence or absence of a nearby magnet. It combines a high-quality normally open (NO) reed switch with an LM393 voltage comparator, providing a clean and stable digital output for microcontroller-based applications. When a...

The KY-021 Reed Switch Module is a compact magnetic field detection module designed to detect the presence or absence of a nearby magnet. It uses a normally open (NO) reed switch enclosed in a hermetically sealed glass tube that closes when exposed to a magnetic field, producing a digital output...

The KY-025 Reed Switch Module is a magnetic field detection module designed to sense the presence or absence of a magnet using a normally open reed switch. The module integrates a sealed glass reed switch with an LM393 comparator, providing both analog (AO) and digital (DO) outputs for flexible interfacing...

The KY-032 Infrared Obstacle Avoidance Sensor Module is a compact proximity sensor designed to detect nearby objects using reflected infrared light. The module combines an infrared LED transmitter and a 38kHz infrared receiver to detect obstacles without physical contact. When an object enters the sensing range, the reflected infrared signal...

The TCRT5000 IR Sensor Module is a high-performance reflective infrared sensor designed for object detection, line tracking, edge detection, and proximity sensing. It combines the TCRT5000 infrared emitter and phototransistor with an LM393 comparator, providing both analog (AO) and digital (DO) outputs for versatile applications. The sensor operates by emitting...

The TCRT5000 IR Sensor Module is a reflective infrared sensor designed to detect the presence of nearby objects, distinguish between light and dark surfaces, and perform line tracking with high accuracy. The module integrates a TCRT5000 infrared emitter and phototransistor along with an LM393 comparator, providing both analog and digital...

The SW520D Ball Switch Tilt Sensor is a compact mechanical tilt sensor designed to detect changes in orientation, inclination, and vibration. It contains two conductive contacts and an internal rolling metal ball that opens or closes the electrical circuit depending on the sensor's position. When the sensor is tilted beyond...