Reference: RBD-2325

Brand: DFRobot

Gravity Analog Dissolved Oxygen Sensor / Meter Kit for Arduino

This is a dissolved oxygen sensor kit. A dissolved oxygen meter is used to measure the dissolved oxygen in water, to reflect the water quality. It is widely applied in many water quality applications, such as aquaculture, environment monitoring, natural science, etc.  There’s an old saying regarding keeping fish, “Good fish deserves good water”. Good...

Reference: RBD-2497

DFRobot Fermion MEMS Carbon Monoxide CO Gas Detection Sensor (Breakout, 5-5000ppm)

Compact size, measuring only 13*13*2.5mm Low power consumption High sensitivity and rapid response recovery Advanced MEMS technology Gas detected: CO Sensitivity: R0(in air) / Rs(in 150ppm CO) ≥ 3 Lifespan: ≥5 years (in air)

Reference: RBD-2508

ENS160 AHT21 Carbon Dioxide CO2 eCO2 TVOC Air Quality Temperature & Humidity Sensor

The ENS160 is a digital multi-gas sensor specifically designed for indoor air quality testing that optimizes the detection of a wide variety of gases and volatile organic compounds (VOCS), including toluene, hydrogen, ethanol, N02 and ozone. The air quality sensor is used in home and building automation, consumer products, electrical and air purification

Reference: RBD-2667

MG811 (Co2) Carbon Dioxide Gas Sensor

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-2729

SGP41 Air Quality Digital TVOC Detection Sensor

The SGP41 from Sensirion is an innovative VOC and NOx sensor engineered to serve as a digital smart switch and regulation unit in air treatment systems like air purifiers. Utilizing Sensirion's advanced Gas Index Algorithm, the sensor accurately processes two distinct signals, enabling automatic triggering of air treatment devices for the removal of...

Reference: RBD-2730

SGP40 Air Quality Digital TVOC Detection Sensor

The SGP40 is a digital gas sensor designed for easy integration into air purifiers or demand-controlled ventilation systems. Sensirion’s CMOSens® technology offers a complete, easy-to-use sensor system on a single chip featuring a digital I2C interface and a temperature-controlled micro hotplate, providing a humiditycompensated VOC based indoor air...

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-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-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-2839

Explosive Combustible Gas Sensor TGS813

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