All Products

SKU: DF-SEN0239

A digital infrared proximity sensor with adjustable detection range from 0 to 200 cm. Outputs a simple digital signal — HIGH when an obstacle is detected, LOW when clear. The detection threshold is adjustable via a rear-mounted screw, making it easy to tune for different applications. Features t...

SKU: DF-SEN0019

This is an Arduino infrared distance sensor. It has an adjustable detection range, 3cm - 80cm. It is small, easy to use, assemble, and inexpensive. Useful for robotics, interactive media, industrial assembly line, etc. Infrared wave length is part of the Sun's natural light spectrum. While is...

SKU: DF-SEN0556

An infrared proximity sensor that detects objects at distances of 10 ±5 mm to 80 ±20 mm by measuring reflected IR energy. It outputs a simple high/low digital signal, making it easy to integrate with Arduino and other microcontrollers. The sensor features strong ambient light rejection, fast res...

SKU: AF-164

The Sharp GP2Y0A21YK0F is an infrared distance sensor that measures distances from 10 cm to 80 cm by bouncing IR light off objects. It outputs an analogue voltage proportional to distance — approximately 3 V at 10 cm and 0.4 V at 80 cm — which can be read directly by an Arduino or other microcont...

SKU: SF-SEN-00242

The Sharp GP2Y0A21YK is an infrared proximity sensor with an analogue voltage output that varies with distance — from 3.1 V at 10 cm to 0.4 V at 80 cm. It uses an IR emitter and position-sensitive detector to measure distance, making it unaffected by the colour or reflectivity of most objects. T...

SKU: DF-SEN0014

The Sharp distance sensors are a popular choice for many projects that require accurate distance measurements. This IR sensor is more economical than sonar rangefinders, yet it provides much better performance than other IR alternatives. Interfacing to most microcontrollers is straightforward: t...

SKU: PL-136

The Sharp GP2Y0A21YK0F is an infrared distance sensor that outputs an analogue voltage corresponding to the distance of the nearest object within its 10–80 cm detection range. Using IR triangulation, it provides reliable distance measurements independent of the target object's colour or reflectiv...

SKU: DF-SEN0381

A digital infrared proximity sensor with an adjustable detection range of 0–200 cm. It uses diffuse IR reflection to detect objects or people, outputting a digital high signal when something enters the sensing zone and returning to low when cleared — ideal for smart home, security, robotics, and ...

SKU: LB-LR0006

The infrared obstacle sensor is a compact IR proximity module designed for robotics and automation projects. It detects obstacles within a 2–40 cm range and outputs a TTL-level signal, making it easy to integrate with Arduino and other microcontrollers. The detection distance is adjustable via a...

SKU: DF-SEN0171

A passive infrared (PIR) motion sensor from DFRobot's Gravity series. It detects infrared radiation from people and animals in motion and outputs a digital HIGH signal when movement is detected — ideal for security systems, occupancy sensing, and automated lighting projects. The sensor operates ...

SKU: DF-SEN0219

The concentration of carbon dioxide (0.03% usuallly) is related to daily life. Recently, there's a study showing that the atmospheric CO2 content has reached 0.0385% (385 ppm) which is the highest value since 2.1 million years. The raise of atmospheric CO2 content to some extent results in gl...

SKU: DF-SEN0531

The Digital IR Proximity Sensor detects objects at distances from 1 to 400 cm using a 940 nm laser emitter. It's the advanced version of the SEN0381, offering a longer sensing range and an onboard status indicator LED. Detection distance is adjustable — hold the onboard button for 3 seconds, the...

SKU: DF-DFR1129 · MPN: DFR1129

##Introduction The Gravity: Photo Interrupter Module integrates a high-performance ITR9608 photoelectric switch. Its compact design and easy operation make it an ideal choice for electronic projects and applications. Whether for robotics, automation equipment, or counting systems, this module pro...

SKU: LB-OWL-IR

An infrared receiver module that can read signals from most standard IR remote controls. Useful for adding remote control functionality to Arduino and microcontroller projects. Pair with an IR transmitter module to build a universal remote control system. Key Features IR Signal Reception – Rea...

SKU: LB-00321

The Sharp GP2Y0A02YK0F is an infrared distance measuring sensor with a detection range of 20 to 150 cm. It uses triangulation — combining an infrared emitter (IRED) and a position-sensitive detector (PSD) — to output an analogue voltage proportional to the distance of the detected object. Becaus...

SKU: SF-PRT-18582

This IR proximity contactless button makes for a good replacement for typical push buttons in situations where touching the button isn't required or desirable (especially in this day and age). This button includes a built in microcontroller to handle interference or noise, a red/blue status LED g...

SKU: DF-SEN0220

The Gravity UART Infrared CO2 Sensor uses non-dispersive infrared (NDIR) technology to measure carbon dioxide concentrations from 0 to 50,000 ppm. It offers excellent selectivity with no oxygen dependency, built-in temperature compensation, and a service life of over 5 years. The UART interface m...

SKU: DF-SEN0164

This adjustable infrared sensor features a high-sensitivity photoreflector to perform distance detection function,ranging from 3cm to 50cm. When the infrared light emitted by the emitter gets reflected on a surface that blocked it, the phototransistor can pick up the signal for distance calcul...

SKU: SF-SEN-15177

The SparkFun VCNL4040 Proximity Sensor Breakout detects objects qualitatively up to 20 cm away using infrared proximity sensing. It also includes a built-in ambient light sensor, making it a versatile dual-function module. With no dead zone, it can read objects all the way to the face of the sens...

SKU: DF-DFR1036 · MPN: DFR1036

A 1-channel DAC module that converts a PWM signal from any microcontroller into a precise 0–5V or 0–10V analogue voltage output. Built around the GP8101S chip with 8-bit resolution and 0.2% accuracy, it's ideal for driving standard 0–10V or 0–5V controlled devices in automation projects — lights,...