Reference: RBD-1191

IR Receiver Shielded

14 reviews

Internal filter for PCM frequency. Inner shield, good anti-interference ability. High immunity against ambient light. Improved shielding against electric field disturbance 3.0V or 5.0V supply voltage; low power consumption. TTL and CMOS compatibility. Suitable transmission code:NEC code,RC5 code. Universal receiver. 38 KHz. Infrared remote control receiver.

Reference: RBD-1719

Envitec OOM202 Medical Ventilator Oxygen Sensor

1 review

Envitec Honeywell OOM202 Medical Ventilator Oxygen Sensor Made in GermanyManufacture Date: 2024 March

Reference: RBD-1049

Snow Rain Drops Steam Detection Sensor Module

2 reviews

Operating voltage: 5V Provide both digital and analog output Adjustable sensitivity Output LED indicator Compatible with Arduino TTL Compatible Bolt holes for easy installation

Reference: RBD-1193

3mm Infrared Emitter and Detector

9 reviews

Infrared Photodiode Transmitter 3mm Infrared Photodiode Receiver 3mm

Reference: RBD-1751

MP-135 MP503 Air Quality Sensor Module

2 reviews

Detection Gas: H2, Alcohol, CO, VOC  Detection Range: 10～500ppmH2 5～500ppm Alcohol 10～500ppm CO Air Quality Sensor Module

Reference: RBD-1194

Reflective Photo Sensor (RPR-220)

8 reviews

Product Name : Optical Sensor Switch Model : RPR220 Color : Black Net Weigh : 3g Material : Plastic, Metal Detection Distance：1-13mm Working Voltage:DC 30V(Max) Output Type:Photo Transistor

Reference: RBD-1934

MQ-136 Hydrogen Sulfide Gas Sensor

2 reviews

Dual signal output (analog output and TTL level output) The TTL output effective signal is low. Analog output 0 ~ 5V voltage, the higher the concentration the higher the voltage. Good sensitivity to hydrogen sulfide, liquefied gas, natural gas, city gas, and smoke. with long service life and reliable stability fast response recovery characteristics

Reference: RBD-1063

W1209 Digital Temperature Controller

16 reviews

Temperature Control Range(°C): -10 to +50 Resolution @-9.9°C to +99.9°C: 0.1°C Resolution @all temperatures: 1°C Accuracy: 0.1°C Refresh Rate(s): 0.5 Supply Voltage(V): 12 Measuring Inputs: NTC10K Cable Length: 0.5 Meter Output Type: 1 Channel Relay Output Capacity: 10A If you need to measure more than 50c please review this product. XH-W1219 Temperature...

Reference: RBD-1195

TSOP1736 IR Infrared Receiver

5 reviews

Temperature Coefficient Type: NTC Thermal Time Constant: 10s Resistance  10kΩ Tolerance: ±1%

Reference: RBD-1966

Smart Gas Leak Detector Tuya Wifi Smart Natural Gas Alarm Sensor with LCD Display

1 review

Tuya Smart Wifi Wireless Natural Gas Leak Detector Gas Sensor Household Combustible LPG Gas Leak Alarm Detector With LCD Display

Reference: RBD-1168

Digital TDS Meter Monitor TEMP PPM Tester

1 review

Item Name: TDS meter Meter Material: Plastic Display: LCD Digital Accuracy: +/- 2% Range: 0-9990 ppm

Reference: RBD-1196

TSOP1738 IR Infrared Receiver

8 reviews

Photo Detector, IR Filter, Preamplifier and PCM frequency filter in one package Shielding against EMI or RFI interference CMOS and TTL Compatible Active Low Output Immunity against ambient light Low Power Consumption Able to transfer data continuously up to 2400bps Supply Voltage : 4.5 – 5.5V

Reference: RBD-2075

MQ-2 Gas Sensor Module

3 reviews

MQ-2 Smoke Gas Detector Sensor  ME084 Module for Arduino Operating Voltage:+5V Preheat Duration:20 s

Reference: RBD-1190

NTC Thermistor 10K

17 reviews

Temperature Coefficient Type: NTC Thermal Time Constant: 10s Resistance  10kΩ Tolerance: ±1% Maximum Power Rating: 75mW Maximum Operating Temperature: +150°C Minimum Operating Temperature: -80°C Dimensions(dia.): 2 mm Length: 30mm Application: Compensation, Control, Measurement, etc.

Reference: RBD-1197

TSOP38236 IR Infrared Receiver

1 review

The TSOP38236 is a miniaturized receiver for infrared remote control systems. A PIN diode and a preamplifier are assembled on a lead frame, the epoxy package acts as an IR filter. The demodulated output signal can be directly decoded by a microprocessor.

Reference: RBD-2325

Brand: DFRobot

Gravity Analog Dissolved Oxygen Sensor / Meter Kit for Arduino

Gravity Analog Dissolved Oxygen Sensor Kit for Arduino-compatible projects Measures dissolved oxygen in water to assess water quality in aquaculture, environmental monitoring, and natural science Galvanic probe design with no polarization time required and low maintenance costs Signal converter board with 3.3-5.5V compatibility for Arduino, ESP32,...

Reference: RBD-1198

DS18B20 Digital Thermometer

5 reviews

Industrial Systems Consumer Products Thermometers Thermally Sensitive Systems

Reference: RBD-1200

IR Infrared Receiver Diode - TSOP38238

6 reviews

Very low supply current Photo-detector and preamplifier in one package Internal filter for PCM frequency Improved shielding against EMI Supply voltage: 2.5 V to 5.5 V Improved immunity against ambient light

Reference: RBD-2497

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

1 review

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-1179

LM35 Temperature Sensor Waterproof

8 reviews

Temperature measuring range: 0...100°C Typical Input Voltage:3.3VDC,5VDC Operating Current:60uA Interface: Analog ** We've received reports from some customers that they were unable to make the product work. To avoid any inconvenience, we suggest that you refrain from making a purchase unless you're confident that you can use it successfully.