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-1365

Uni-T UTi85H+ Professional Thermal Imager

1 review

Central point temperature measurement high/low temperature auto tracking real-time temperature display  Alarm buzzer: >37.2ºC: high temperature audible alarm

Reference: RBD-2324

Brand: DFRobot

Gravity Analog ORP Sensor Meter for Arduino

In the ever-increasing need and awareness for health and safety, water has become a focus point for proper disinfection treatment as aftereffects of industrialization can become a danger for contamination of water via direct contact. Water is a critical control point of contact where proper treatment can greatly reduce these microbes, thereby reducing the...

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-1366

Infrared Temperature Gun Digital Thermometer

1 review

DT8380FC Infrared Thermometer Item no.: DT8380FC Temperature Range: -50~380°C/-58~716°F Measuring Accuracy: ±2% or 2C Distance Ratio: 12:1

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-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-2493

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-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-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-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

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

The Soil Sensor is a state-of-the-art device designed to provide rapid, accurate data on soil nitrogen, phosphorus, and potassium levels. This critical information allows for the optimization of soil fertility, creating the ideal environment for plant growth. With a wide voltage power supply range of 5-30V and data output via RS485 using the reliable...

Reference: RBD-1561

RTD PT100 Temperature Sensor Transmitter 4-20mA Output

1 review

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

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-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-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

Reference: RBD-2975

Square 2M 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). 2-meter wire length with IP68 protection. Suitable for non-flammable liquids; not explosion-proof. High buoyancy and hermetically sealed for reliable operation.

Reference: RBD-1756

TMP36 Temperature Sensor

8 reviews

TMP36 Temperature Sensor Low Voltage Temperature Sensors

Reference: RBD-2998

Brand: DFRobot

Gravity: Analog Turbidity Sensor for Arduino

The Arduino turbidity sensor detects water quality by measuring the level of turbidity. It is able to detect suspended particles in water by measuring the light transmittance and scattering rate which changes with the amount of total suspended solids (TSS) in water. As the TTS increases, the liquid turbidity level increases. You may also check Liquid...

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-1946

GY-BME280 3.3V Temperature and Humidity Sensor

4 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: <0.5s

Reference: RBD-2083

Analog Temperature Sensor Module

4 reviews

Operating Voltage : 5v. Temperature measurement range : -55°C to 125°C. Measurement Accuracy : ±0.5°C.

Reference: RBD-2084

Digital Temperature Module

2 reviews

Power supply: 3 – 5V Good sensitivity The output format: Digital switching output (0 and 1) The comparator output signal is clean, good waveform, driving ability, more than 15mA. A fixed bolt holes for easy installation. Using a wide voltage LM393 comparator.

Reference: RBD-2091

MY18E20 DS18B20 Compatible Temperature Sensor Module

1 review

Digital signal output 18B20 Temperature Sensor Chip (MY18E20 or DS18b20) Resolution adjustment ranges from 9-12 bytes. Send data via a pin Temperature measurement ranges: -55°C to +125°C, be accurate to 0.5°C.Compatible with DS18B20

Reference: RBD-2094

DHT11 Digital Relative Humidity and Temperature Sensor Module

5 reviews

The module can detect the surrounding environment of the humidity and temperature High reliability and excellent long-term stability The output from the digital output Humidity measuring range: 20%~90%RH(0~50 degree (temperature compensation). Temperature measuring range: 0~+50degree. Humidity measurement accuracy: ±5.0%RH. Temperature measurement...

Reference: RBD-2169

US1000-21A Integrated Ultrasonic Underwater Sensor

1 review

US1000-21A ultrasonic flow sensor  ultrasonic heat meter sensor  Underwater Sensor  high-frequency ultrasonic sensor Model: US1000-21A High frequency type ultrasonic underwater sensor Transceiver category Nominal frequency: 1.0MHz ± 5% Bandwidth: 200.0KHz

Reference: RBD-2217

LM35D Analog Temperature Sensor Module

Based on the semiconductor LM35 temperature sensor Can be used to detect ambient air temperature Calibrated directly in °Celsius (Centigrade) Linear + 10 mV/°C Scale Factor 0.5°C Ensure accuracy (at +25°C) Low power consumption, less than 60uA Low output impedance, 1mA current through only 0.1Ω With screw holes for easy installation and fixed. Aperture...

Reference: RBD-2249

20mm 2.4Mhz Ultrasonic Mist Maker Fogger Atomizing Transducer

3 reviews

Made From High-Quality Materials. Electronic High-Frequency Oscillations (2.4MHz). Material: Ceramic, Wire Diameter: Atomizer: 2cm/0.79in; Sealing ring: 2.5cm/0.98in

Reference: RBD-2338

DHT22 Digital Temperature Humidity Sensor Module

High precision Capacitive type Full range temperature compensated Relative humidity and temperature measurement Calibrated digital signal Check out the Authentic DHT22 module