Reference: RBD-3190

IDC 10 pin 1.27mm to MicroUSB Adapter for PMS7003 Air Purity Sensor

1 review

The IDC 10-pin to MicroUSB Adapter is specifically designed for the PMS7003 air purity sensor, allowing seamless signal transmission from a 10-pin IDC connector to a microUSB interface. This adapter enables direct connection of the PMS7003 sensor to a computer, simplifying data analysis and integration into various projects.

Reference: RBD-2324

Brand: DFRobot

Gravity Analog ORP Sensor Meter for Arduino

Gravity Analog ORP Sensor Meter for Arduino with a compact and easy-to-use design Measures Oxidation-Reduction Potential (ORP) in aqueous solutions within -2000mV to 2000mV range Features simple wiring and programming for seamless integration with Arduino Provides reliable water quality measurements for testing, aquaculture, and hydroponics Includes ORP...

Reference: RBD-2667

MG811 (Co2) Carbon Dioxide Gas Sensor

2 reviews

MG811 (CO2) Carbon Dioxide Gas Sensor Metal Oxide Sensor Highly sensitive to CO2 Less sensitive to alcohol and CO Analog and digital output options Compatible with Arduino & Raspberry Pi Wide detecting scope

Reference: RBD-2704

Voltage To Current Module 0-5V to 4-20MA Conversion Sensor Module

Convert voltage signals (0-5V) to industry-standard current signals (4-20mA) for control systems. Isolated design ensures safe operation and minimizes electrical noise interference. Wide operating voltage range (12-24V) for compatibility with various power supplies. Easy to use with clear LED indicators and simple connections.

Reference: RBD-3204

PMS Adapter Conversion Board GM1705 - 1.25T to 2.54 for PMS Sensors

1 review

The PMS Adapter Conversion Board GM1705 is a versatile and reliable adapter designed to bridge 1.25T pitch connectors to 2.54 pitch connectors. Specifically crafted for seamless integration with PMS dust sensors such as PMS1003, PMS3003, and PMS5003 (including G1, G3, G5, G7, and G10 variants), this adapter simplifies sensor connectivity and ensures...

Reference: RBD-2735

INA219 DC Current Measurement Module

4 reviews

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

Reference: RBD-3211

Dust/Air Purity Sensor PM1.0/PM2.5/PM10 - PMS7003 - 3.3V UART with Adapter Board

The PMS7003 Dust Sensor is a highly precise module designed to monitor air quality by measuring particulate matter (PM) concentrations, including PM1.0, PM2.5, and PM10. This sensor detects particles as small as 0.3 µm, making it ideal for monitoring pollutants such as cigarette smoke and vehicle exhaust. Its compact design and advanced laser-based...

Reference: RBD-2493

Brand: DFRobot

Gravity Analog Electrical Conductivity Sensor V2 K1

Brand: DFRobot Product: Gravity Lab Grade Analog Electrical Conductivity Sensor Supply Voltage: 3.0~5.0V Output Voltage: 0~3.4V Support Detection Range: 0~20ms/cm

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-3655

SGP30 Multi-Pixel Air Quality Sensor Module TVOC & eCO2

Monitor your indoor air quality with precision using the SGP30 Multi-Pixel Air Quality Sensor Module. Developed by Sensirion, this compact, high-performance sensor integrates four metal oxide sensing elements into one chip, delivering detailed and reliable measurements of Total Volatile Organic Compounds (TVOC) and equivalent CO2 (eCO2) levels. Ideal for...

Reference: RBD-2793

Ultrasonic oxygen sensor OCS-3F

Cost-Effective Oxygen Detection Dual Detection Reliable Performance Versatile Outputs Compact & Easy to Use *Not a medical device*

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-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-2794

Ultrasonic oxygen sensor OCS-3F with LCD and Power Supply

All-in-one Oxygen Monitoring: This complete kit combines the OCS-3F ultrasonic sensor with an LCD display and power supply for convenient oxygen concentration and flow rate monitoring. Enhanced User Experience: The large LCD screen displays real-time oxygen concentration (21% - 95.6%), flow rate (up to 20 L/min), and room temperature for clear and easy...

Reference: RBD-2972

Square 10M Float Switch - Industry Pump Tank Sensor Imported

Automatic On/Off control for pumps, motors, and valves. Rated for 250V at 10(8A) and 380V at 10(4A). 10-meter wire length with IP68 protection. Suitable for non-flammable liquids; not explosion-proof. High buoyancy and hermetically sealed for reliable operation.

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-2835

Explosive Gas Sensor Figaro TGS813-A00 Original

The sensor has high sensitivity to gases such as methane, propane, butane and hydrogen. The supply voltage is 24 V. Measuring range is up to 10,000 ppm.

Reference: RBD-2974

Square 6M Float Switch - Industry Pump Tank Sensor Imported

Automatic On/Off control for pumps, motors, and valves. Rated for 250V at 10(8A) and 380V at 10(4A). 6-meter wire length with IP68 protection. Suitable for non-flammable liquids; not explosion-proof. High buoyancy and hermetically sealed for reliable operation.

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-2839

Explosive Combustible Gas Sensor TGS813

1 review

The TGS 813 Combustible Gas Sensor is a versatile and reliable solution for detecting a wide range of combustible gases. With its high sensitivity and long life, this sensor is ideal for applications such as domestic gas leak detectors, portable gas detectors, and more. This is generic TGS813 Manufactured in China