Reference: RBD-0147

HR202 Humidity Detection Sensor Module

5 reviews

Adjustable Sensitivity, External GND. Detect Ambient Humidity. Provided with Fixed Bolt Hole, Convenient to Install. Power Indicator Light & Digital Output Indication Lamp. Using LM393 Chip for Stable Work. DO Small Digital Outputs Interface (0 & 1).

Reference: RBD-0291

Sound Sensor Module for Arduino

26 reviews

Main chip: LM393, Electret condenser microphone Working voltage: DC 3.3-5V Induction distance is 0.5M Signal output Indication Single channel signal output The output effective signal is low level.

Reference: RBD-0431

Formaldehyde/ Formalin Detection Sensor CJMCU-1100 MS1100

2 reviews

Working temperature : -10℃ ~ 50℃ Working humidity : below saturation point Storage temperature : -20℃ ~ 80℃ RoboticsBDPCB Color: Red or Purple 

Reference: RBD-0152

SW-420 NC Type Vibration Sensor Module

18 reviews

Using SW-420 normally closed type vibration sensor Comparator output, clean signal, good waveform, strong driving ability, >15mA Operating voltage 3.3V ~ 5V Output format: digital switching output (0 and 1) Using a wide voltage LM393 comparator With bolt holes for easy installation

Reference: RBD-0163

HSM-20G Analog Temperature & Humidity Sensor

4 reviews

Product Type: Humidity Module Sensor Working voltage range DC 5.0±0.2V    Output voltage range (corresponding to 0-100%RH) DC 1-3.19V    Test accuracy 5% RH

Reference: RBD-0169

Flex Sensor 2.2" Original

9 reviews

Flex length: 5.6 cm. Total Length: 2.2″ (7 cm). Life Cycle : >1 million. Height : 0.43mm (0.017″), Resistance Variation: 30K-70K Ohms ±30%. Power Rating: 0.5 Watts.

Reference: RBD-0222

35mm Piezo Ceramic Elements Sound Sensor

17 reviews

Sound pressure level: 85DB 10cm The input voltage: 30vp-p max Ultra-thin and lightweight Low power consumption for voltage type Operating Temperature: -20~70 Storage Temperature: -30-80 Clear sound

Reference: RBD-0368

Force Sensitive Resistor 0.5"

2 reviews

Thickness: 0.4mm Trigger Force: 20g, triggered (default resistance<200kΩ)  Pressure Measuring Range: 20g~6kg Static Pressure & Dynamic Pressure Measurement (within the frequency of 10Hz) Initial Resistance: >10MΩ Activation Time: <0.01S Operating Temperature: -40°C~+85°C  Lifespan: >1million times Hysteresis: +10%，(RF+ -RF-)/FR+，1000g...

Reference: RBD-0493

RTD PT-100 Temperature Sensor 100mm Probe -50‑400℃

6 reviews

Temperature Range : 0C-400C Shield Material : Metal Total Length(Approx.) : 2M / 6.6 Ft; Weight : 46g;

Reference: RBD-0671

MQ-2 Flammable Gas & Smoke Sensor

68 reviews

Operating Voltage:+5V Preheat Duration:20 s Analog Output Voltage:0 to 5 V Dimension:36x20x21 mm. RoboticsBD

Reference: RBD-0690

ISD1820 Voice Recording Module With Mic and Loudspeaker

6 reviews

The main chip: ISD1820. Operating Voltage: DC 3V-5V. Loudspeaker: 8Ω, 0.5W. An easy to use 10 seconds of voice recording. High-quality, natural voice restored. Can be used as a propaganda module. With looping, jog playback, single-pass play function.

Reference: RBD-1753

INMP441 Omnidirectional Microphone Module

7 reviews

Digital I2S interface with high precision 24-bit dataHigh signal to noise ratio is 61 dBAHigh sensitivity – 26 dBFSStable frequency response from 60 Hz to 15 kHzLow power consumption: low current consumption 1.4 mAHigh PSR: -75 dBFS

Reference: RBD-1951

Anemometer/Wind Speed Measurement Sensor 0-5V

5 reviews

High hardness, Corrosion protection. Waterproofness and High precision. The mode of its output signal：0-5V(Voltage signal). supply voltage: DC 12-24V. Power consumption：Voltage MAX≤0.3W. Start wind speed：0.4-0.8m/s.

Reference: RBD-0319

K Type Thermocouple Sensor Probe for Temperature Controller

2 reviews

Type K Type.  Mounting thread: M6  Temperature Range:0-600°C. RoboticsBD

Reference: RBD-0352

Knock Sensor Module KY-031

4 reviews

Detect shocks with the spring and send a signal to Controller Board Operating voltage: 3.3V-5V Digital output Bolt holes for easy installation. RoboticsBD

Reference: RBD-0417

Force Sensor Resistor Square 38.1mm

4 reviews

Easily customizable to a wide range of sizes Cost-effective Ultra-thin; 0.45 mm Robust; up to 10 million actuations Simple and easy to Integrate. RoboticsBD

Reference: RBD-0672

MQ-3 Alcohol Gas Sensor

9 reviews

Power requirements: 5 VDC @ ~165 mA (heater on) / ~60 mA (heater off). Current Consumption: 150mA. RoboticsBD DO output:  0.1 and 5V. AO output: 0.1- 0.3 V (relative to pollution), the maximum concentration of a voltage of about 4V Detecting Concentration: 0.05-10mg/L Alcohol.

Reference: RBD-1022

High Sensitive Microphone Sound Sensor Detection Module

17 reviews

Main chip: LM393, Electret condenser microphone Working voltage: DC 3.3-5V Induction distance is 0.5M Signal output Indication Single channel signal output The output effective signal is low level.

Reference: RBD-1237

Brand: UNI-T

UNI-T Wind Speed Meter UT363BT

Ergonomic exterior, comfortable handling Millimeter accuracy  Large, multiple angle HD display Quick, auto calculation with real-time readout Multiple functions: measure wind speeds up to 30m/s, data storage, and more Auto power off after 3 minutes without operation  

Reference: RBD-0320

MAX6675 Module + K Type Thermocouple Sensor (Arduino Compatiable)

11 reviews

Internal integrated cold junction compensation circuit. RoboticsBD With a simple three serial SPI interface; Temperature signal can be converted into 12-bit digital Embedded thermocouple break detection circuitry. High impedance differential inputs. Operating Voltage(VDC): 3 to 5.5 Temperature Range(°C):-30°C - 150 °C Cold Junction Compensation Range(°C):...