Reference: RBD-2735

INA219 DC Current Measurement Module

4 reviews

Measures high-side current and voltage up to 3.2A @ 26VDC.

Reference: RBD-3235

Brand: DFRobot

Gravity Digital Shake Sensor

Do you want to switch lights by just shaking your hand? However, you may don't want to use a complicated and costly triple axis accelerometer. This digital shake sensor is sure to meet your needs.

Reference: RBD-1374

DHT21 AM2301 Temperature & Humidity Sensor

1 review

Model: AM2301. Supply voltage: 3.3 ~ 5.2 V DC. Signal output form: Digital signal output. Temperature measurement range: -40 ~ +80 ºC. Temperature measurement precision: ± 0.5ºC Humidity range: 10%~90%RH. Humidity measurement precision: ±3%RH.

Reference: RBD-2748

Reset / Enable Controller - KA75330 3.3V Voltage Detector

A voltage detector is handy for projects where you want to make sure your microcontroller doesn't run at a low voltage. For example, say you have a Feather Huzzah running on a lipoly battery every few minutes. Eventually, the battery runs down and goes below 3.3V, so the voltage to the ESP8266 core is too low, and could cause a lockup or corrupted data....

Reference: RBD-3281

SW-18010P Vibration Sensor Module

The SW-18010P Vibration Sensor Module is a highly sensitive vibration detection module designed for motion sensing and impact detection applications. It operates by using an internal spring mechanism inside a metal casing. When vibration or movement occurs, the spring inside makes contact with the metal case, creating a circuit connection. Once the...

Reference: RBD-1383

Smart Sensor AR320 Infrared Thermometer

1 review

Laser Pointer for Accurate Temperature Reading | Auto Data Hold Temperature Measurement Range: -32℃ ~ 320℃ (-26℉ ~ 608℉) Accuracy: ±2℃ / ±2% | Resolution: 0.1℃ or 0.1℉ Response Time & Wavelength: 500ms & (8-14)um | Distance Spot Ratio 12:1 Automatic Data Hold | Auto Shut Off | Rubberized Handle for Grip and Low Impact Resistance

Reference: RBD-3109

PZEM-004T AC Multi-function Electric Energy Metering Power Monitor with Closed CT

1 review

Model: PZEM-004T Operating Voltage: 80-260VAC Test Voltage: 80-260VAC Rated Current: 100A Rated power: 100A / 22000W Operating frequency: 45-65Hz Measurement accuracy: 1.0Random: Variants May Include Old or New Capacitor

Reference: RBD-3656

Shake Sensor Module Vibration/Movement Detection Switch

The Shake Switch Module is a simple and compact motion detection sensor that responds to directional shaking or vibration. Designed to output a high signal when activated, this module is ideal for basic motion-triggered projects such as alarms, interactive electronics, or energy-saving systems. It operates reliably on 3.3V to 5V, making it compatible with...

Reference: RBD-1561

Temperature Sensor Transmitter PT100 24V DC 4-20mA -50°C to 150°C

1 review

24V, 4-20mA, -50 - 150C WEIGHT: 350.00g DIMENSIONS: 4.00cm x 4.00cm x 1.50cm

Reference: RBD-3110

PZEM-004T AC Multi-function Electric Energy Metering Power Monitor with Open CT

2 reviews

Model: PZEM-004T Operating Voltage: 80-260VAC Test Voltage: 80-260VAC Rated Current: 100A Rated power: 100A / 22000W Operating frequency: 45-65Hz Measurement accuracy: 1.0Random: Variants May Include Old or New Capacitor

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-3278

INA226 Voltage Current Power Monitoring Module

2 reviews

The INA226 Voltage Current Power Monitoring Module is a high-precision I²C-based sensor designed for real-time voltage, current, and power measurements in electronic circuits. With its high 16-bit ADC resolution, this module ensures accurate and reliable monitoring of power consumption, making it an essential tool for engineers, hobbyists, and...

Reference: RBD-1671

ESP32 DHT11 WIFI Bluetooth Temperature Humidity Soil Moisture Sensor Module for Arduino

2 reviews

ESP32 Bluetooth Wi-Fi development board, support NodeMCU / Arduino DHT11 temperature and humidity sensor CP2104 communication chip USB TO TTL Micro USB port Soil probe (long) soil temperature and humidity detection module 18650 Lithium Battery Holder Powered (Battery is not included)

Reference: RBD-3452

WCS1700 Hall Current Sensor Module

The WCS1700 Hall Current Sensor Module is a high-precision, reliable solution for measuring both AC and DC currents with excellent galvanic isolation. Utilizing the Hall effect principle, this module provides a linear analog voltage output directly proportional to the sensed current, ensuring accurate and real-time monitoring.

Reference: RBD-1756

TMP36 Temperature Sensor

11 reviews

TMP36 Temperature Sensor Low Voltage Temperature Sensors

Reference: RBD-3453

20-400Hz, 0-5A AC Overcurrent Protection Sensor Module

The 20-400Hz, 0-5A AC Overcurrent Protection Sensor Module is an essential solution for safeguarding AC electrical systems against overcurrent faults. Designed for a wide frequency range and supporting currents up to 5A AC, this module delivers fast and reliable overcurrent detection, ensuring the safety and stability of industrial, commercial, and...

Reference: RBD-1384

GM300E Non-Contact Digital Laser Infrared Thermometer

OUT OF STOCK Try Alternative Product Wide Temperature range: -50~+420°C or -58~788°F High accuracy of ±1.5% or ±1.5°C Whichever is greater Distance Spot Ratio of 12:1 °C/°F Selection Auto Data Hold Laser Target Pointer ON/OFF selection Backlight ON/OFF selection Auto Power Off if idle or no operation in 7sec Large LCD Screen w/ easy to read Instant...

Reference: RBD-3559

DC 0-100V 10A Voltage and Current Dual LED Display Panel Meter

Operating current: 20mA Operating voltage: DC 4.5 ~ 30V Minimum resolution(V): 0.1V Minimum resolution(A): 0.01A Display color: Red and Blue (two-color display) Measure accuracy: 1% Dual Led 0.28 ” Display for DC0-100V 10A Voltage and Current Test Digital Instrument, Digital Meter Panel Amplifier Red Blue 10A

Reference: RBD-1946

GY-BME280 3.3V Temperature and Humidity Sensor

6 reviews

Comes with the BME280 sensor. Pressure accuracy of ±1 hPa. Temperature accuracy ±1.0°C. Altimeter accuracy ±1 meter. Humidity: +-3%

Reference: RBD-2056

PT-100 RTD Temperature Sensor 3 Wire 50cm

1 review

Mounting form Polish rod probe The Probe material: Stainless steel Probe diameter: 4mm Length of the probe: 30mm Cabel material Silver plated copper (not insulated), PTFE Silver plated copper (Waterproof, insulated) Accuracy ±(0.3°C+0.5%|t|) Thermal response time: <0.5sSize: 4*30*500mmRange: -50C ~ 200C