Reference: RBD-0319

K Type Thermocouple Sensor Probe for Temperature Controller

2 reviews

Type K Type.  Mounting thread: M6  Temperature Range:0-600°C. RoboticsBD

Reference: RBD-3645

Flex Sensor 4.5" China

4.5-inch Flex Sensor Made in China Resistance increases with bending: ideal for angle displacement measurements Durable design: tested for over 1 million life cycles Temperature range: -35°C to +80°C, suitable for harsh environments Low profile, lightweight (0.015kg) and simple to integrate in robotics, wearables, and more Used in iconic tech like the...

Reference: RBD-2093

Photosensitive Resistor LDR Sensor Module

4 reviews

This is a High-quality photosensitive sensor module/light module detects the photosensitive resistor for Arduino Resistance of the photoresistor is typically less than 80 Ohms (in full light) Dark resistance is typically greater than 20 Meg Ohms (in full darkness)

Reference: RBD-0151

Flame Sensor Fire Detection Module

59 reviews

Output Channel: 1 Power Supply: 3.3/5V Built in a potentiometer for sensitivity control. Onboard signal output indication, output effective signal is high, at the same time the indicator light up, the output signal can directly connect to microcontroller IO. Detection angle about 60 degrees, the flame spectrum especially sensitive. The flame of the most...

Reference: RBD-3399

MQ-9 Gas Sensor Module Carbon Monoxide Flammable Gas Sensing

Good sensitivity to CO/Combustible Gas High sensitivity to Methane, Propane, and CO Long life and low cost Simple drive circuit Input voltage: DC 5±0.2V Current Consumption: 150mA

Reference: RBD-0344

Weighing Sensor 24 Bit Load Cell Amplifier HX711

18 reviews

Output Sensitivity: 1.0 ± 0.1 mV / V. Two selectable differential input channels. On-chip active low noise PGA with the selectable gain of 32, 64 and 128. On-chip oscillator requiring no external component with optional external crystal. On-chip power-on-reset. Measurement Resolution: 24 bit. RoboticsBD

Reference: RBD-1205

Slamtec RPLIDAR A1 2D 360 Degree 12 Meters LIDAR Sensor

4 reviews

Distance Range (Radius): 0.15m to 6m, white objects (Diameter Range – 12m) Angular Range: 0 ~ 360º Distance Resolution: < 0.5mm Angular Resolution: <= 1 º Sample Duration: 0.5 ms Sample Frequency: >=8000 Hz Scan Rate: 1 ~ 10Hz, Typical 5.5Hz

Reference: RBD-2326

Brand: DFRobot

Gravity Analog Heart Rate Monitor Sensor (ECG) for Arduino

2 reviews

Gravity Analog Heart Rate Monitor Sensor (ECG) for Arduino with AD8232 chip Measures and outputs heart electrical activity as an analog ECG signal Compatible with Arduino, Raspberry Pi, Intel Edison, Joule, and Curie Features a Gravity Interface for easy plug-and-play integration Operates at 3.3V to 6V, with a compact design for various health monitoring...

Reference: RBD-1066

Mini Metal Detector Module

6 reviews

Operating voltage: 5V DC. Detector distance: 1CM. Adjust the potentiometer, let the modules work normally. Small and easy to use module. It comes with a Buzzer for metal detection indication.The Mini Metal Detector Module arrives disassembled, requiring assembly using a soldering iron and soldering accessories. Moderate knowledge of soldering and...

Reference: RBD-0555

Current Sensor ACS712-30A

6 reviews

Low-noise analog signal path Device bandwidth is set via the new FILTER pin 5 µs output rise time in response to step input current Small footprint, low-profile SOIC8 package 2.1 kVRMS minimum isolation voltage from pins 1-4 to pins 5-8 Supply Voltage: 4.5V~5.5V DC Measure Current Range: 30A Sensitivity: 100mV/A

Reference: RBD-0338

Brand: Waveshare

Dust Sensor For Arduino

Sharp GP2Y1010AU0F onboard, Detecting fine particle larger than 0.8μm  Low power consumption Analog voltage output The output level is linear with dust density Check out New Product Optical Dust Sensor- GP2Y1010AU0F

Reference: RBD-3644

Piezoelectric Sensor/Transducer/Buzzer - 35mm Diameter

The Piezoelectric Sensor/Transducer/Buzzer – 35mm Diameter is a highly sensitive vibration sensor ideal for audio detection and impact sensing applications. Built using a copper and ceramic composite, this robust piezo disk is designed for consistent analog signal output in response to pressure, vibration, or acoustic input. Its compact and lightweight...

Reference: RBD-3115

MQ-131 Ozone Gas Detector Sensor Module

1 review

Fast response characteristics Mounting holes to facilitate fixed installation The probe can plug design for easy testing. Signal light indicates the output Dual signal output (analog output, and TTL-level output) TTL output valid signal is low; (low output signal light, can be accessed by the microcontroller IO port)

Reference: RBD-2339

AM312 Mini PIR Motion Sensor

1 review

AM312 Mini PIR Motion Sensor with compact 10x8mm PCB design Wide operating voltage range of 2.7V to 12V DC with low quiescent current (<1mA) Detects motion within 3–5 meters at ≤100° cone angle Features a repeatable trigger with a 2-second delay time Ideal for auto-sensing electrical equipment and smart devices

Reference: RBD-2938

Brand: DFRobot

Soil NPK Measure Sensor MODBUS-RTU RS485 (IP68, 5-30V)

If you're looking to work with an NPK sensor, you'll quickly notice that most options come with either Chinese-only documentation or limited support, making them difficult for beginners. That's where the DFRobot NPK Sensor stands out — it offers extensive documentation and sample code, making it far more accessible. By using the DFRobot Modbus/RS485...

Reference: RBD-2144

HC-SR505 Mini Infrared PIR Motion Sensor

3 reviews

Automatic induction: to enter the sensing range Ultra-small size. Repeatable trigger Wide operating voltage range Micropower: quiescent current <50 Output high signal: easy docking and all kinds of circuits.

Reference: RBD-0995

LDR 5 mm Light Depending Resistor

114 reviews

Diameter: 5mm No. of Pins: 2 Type of Mounting: PCB Through Hole Maximum Operating Temperature: +800°C (Approx.) Dark resistance:1-20 Mohm

Reference: RBD-1405

Turbidity Sensor Suspended Turbidity Value Detection Module Kit

3 reviews

Working voltage: 5.00V DC Working current: 40mA (MAX) Response time: <500ms Insulation resistance: 100MΩ (Min) Analogue output: 0~4.5V; Digital output: high/low-level signal (the corresponding threshold can be selected by adjusting the potentiometer) Operating temperature: -20℃~90℃

Reference: RBD-2343

AHT10 High Precision Digital Temperature And Humidity Measurement Module

4 reviews

AHT10 High Precision Digital Temperature and Humidity Sensor Module I2C interface for easy integration with microcontrollers Wide operating voltage range: 1.8V to 6.0V High accuracy: ±0.3°C for temperature, ±2% for humidity Compact size: 4x5mm with a height of 1.6mm, ideal for space-constrained projects Provides calibrated digital output with excellent...

Reference: RBD-2891

40KHZ 16mm Ultrasonic Sensor 40KHZ Receiver Transmitter R and T TCT40-16T/R

The 40kHz 16mm ultrasonic sensor can detect objects in a certain area and gives the distance value between the sensor and the object. The sensor has an operating frequency of 40 KHz. 40 KHz signals propagate as sound waves in the direction of the target, and the reflected waves are detected by the sensor. Then, the distance measurement is made by...

Reference: RBD-3244

Brand: DFRobot

Industrial pH Electrode - Armor Casing Haoshi H101

The Industrial pH Electrode - Armor Casing (H-101) is a high-performance pH combination electrode designed for precision and durability in industrial applications. It features a low-impedance sensitive glass membrane, ensuring fast response and excellent thermal stability. The electrode is robust, with a ring PTFE membrane that resists clogging, making it...

Reference: RBD-2089

Mercury Medallion Module

Consists of a mercury switch 680Ω resistor LED that will light up when tilt is detected. 

Reference: RBD-2215

4 Channel Infrared Line Following and Obstacle Sensor

1 review

Working voltage (V): 3.3 ~ 5 Working current (A): Above 1A Operating Temperature (℃): -10 ~ +50 Mounting hole: M3 Detection range: 1mm ~ 60 cm adjustable.

Reference: RBD-0419

SparkFun Particle Sensor Breakout - MAX30105

Features: Built-in Red, IR, and Green LEDs 5V operation (3.3V is allowed, but green LED is not guaranteed to operate) Applications include presence detection, distance sensing (18" max), pulse oximetry, blood oxygen saturation level (SpO2), smoke and particle detection Documents: Schematic Eagle Files Hookup Guide Datasheet (MAX30105) MAX3010x Sensor...

Reference: RBD-1654

5 In 1 Portable CO2 Detector Air Quality Detector Intelligent Air Detector

3 reviews

5 In 1 Portable  CO2 Detector Air Quality Detector Intelligent Air Detector Temperature and Humidity Sensor Carbon Dioxide Monitor TVOC Formaldehyde Detection HCHO Detector  Color Black

Reference: RBD-2783

LSM303DLH 3-Axis Electronic Compass Accelerometer Module

The GY-51 LSM303DLH chip has an accelerometer, magnetometer, A / D converters and signal conditioning circuit integrated. Still, the communication to the processor is done through the I2C bus. Thus only one chip is required to achieve a six-axis data detection and output. The LSM303DLH requires very little peripheral devices.

Reference: RBD-1512

LDR 10mm Light Depending Resistor

24 reviews

LDR 10 mm Light Depending Resistor Low-cost sensor device Wide spectral response Use in fire alarms, smoke alarms, control street light Low cost. Ambient Temperature Range. Wide spectral response.

Reference: RBD-2799

Ultrasonic Distance Sensor - 3.3V HC-SR04 RCWL-9610

This is the HC-SR04-33 ultrasonic distance sensor. This economical sensor provides 2cm to 400cm of non-contact measurement functionality with a ranging accuracy that can reach up to 3mm. Each HC-SR04-33 module includes an ultrasonic transmitter, a receiver and a control circuit. There are only four pins that you need to worry about on the HC-SR04: VCC...

Reference: RBD-2792

Tilt Sensor AT407

This AT407 basic tilt switch can easily be used to detect orientation. Inside the can is a ball that make contact with the pins when the case is upright. Tilt the case over and the balls don't touch, thus not making a connection. There are numerous uses for these basic sensors, but keep in mind you might need to use some debouncing code, as the sensor...

Reference: RBD-1836

Non-invasive AC current Sensor Split Core Current Transformer SCT-013-000 30A

2 reviews

Input Current : 0-30A Output Mode: 0-1V @ 30mA Frequency: 50HZ-150KHZ Opening Size: 13 x 13mm/ 0.5″ x 0.5″(L*W) Output Plug 3.5mm Dielectric Strength 6000V AC/1min Suitable for lighting equipment, AC motors, air compressors, monitoring, current measurement, and protection Meet UL94-V0 flame retardant properties