Sensors

Wide-Range Gas Sensor MQ-2 (Troyka Module) Wide-Range Gas Sensor MQ-2 (Troyka Module)

Detect propane, butane, methane, and hydrogen leaks

€6,95
Water Level Sensor (straight) Water Level Sensor (straight)

A switch which opens its contacts when flooded; embed it to the lid of a tank

€4,95
Water Level Sensor (angle) Water Level Sensor (angle)

A switch which closes its contacts when flooded; embed it to the side of a tank

€4,95
Water Flow Sensor Water Flow Sensor

Measure the amount of water spent; joins with ½ inch pipes

€9,95
Ultrasonic Range Finder HC-SR04 Ultrasonic Range Finder HC-SR04

The most widespread and simple echolocator in the DIY-world

€4,95
Temperature Humidity Sensor (DHT21) Temperature Humidity Sensor (DHT21)

A digital hygrometer to control air parameters in 0..100 %RH and -40..+80 °C range with 0.5 °C tolerance

€10,95
Soil Moisture Sensor Soil Moisture Sensor

Will tell you when it’s time to water your plant

€3,95
Slider (Troyka Module) Slider (Troyka Module)

A linear potentiometer to smoothly control a parameter

€5,95
Simple Button (Troyka Module) Simple Button (Troyka Module)

A 12 mm momentary button with a built-in pull-up resistor

€1,95
Sealed DS18B20 Temperature Sensor Sealed DS18B20 Temperature Sensor

Measure temperature in air, water, or soil with 0.5 °C tolerance

€9,95
RFID/NFC Transmitter (Troyka Module) RFID/NFC Transmitter (Troyka Module)

Read and write 13,56 MHz cards, tokens, and tags with this scanner based on the popular PN-532 chip

€25,95
Reed Switch Reed Switch

Tells if a door or window is open

€1,95
Quad Switch (Troyka Module) Quad Switch (Troyka Module)

A simple four-in-one keyboard; each button exposed on a dedicated GPIO pin

€4,95
Potentiometer (Troyka Module) Potentiometer (Troyka Module)

A canonical linear rotary potentiometer with 280° travel and a notch at the middle

€3,95
MQ-9 Analog Gas Sensor (Troyka Module) MQ-9 Analog Gas Sensor (Troyka Module)

Sniff propane, methane, n-butane, and CO

€8,95
Motion Sensor (Zelo Module) Motion Sensor (Zelo Module)

A binary pyroelectric sensor which detects human and animal movement

€10,95
Liquid Petrolium Gas Sensor MQ-6 (Troyka Module) Liquid Petrolium Gas Sensor MQ-6 (Troyka Module)

Detects LPG, propane, butane, and their derivatives

€6,95
Line-in Mini Jack (Troyka Module) Line-in Mini Jack (Troyka Module)

Connect an external mic or aux-aux to your board ADC

€5,95
Line Sensor 8-channel (Zelo Module) Line Sensor 8-channel (Zelo Module)

An array of gray-shade sensors baked by own processor to precisely track a line below the robot

€17,95
Laser Proximity Sensor (Troyka Module) Laser Proximity Sensor (Troyka Module)

Measure distance in 0 to 100 mm range and ambient lightness precisely

€15,95
Keypad (4x4) Keypad (4x4)

16-button membrane matrix keyboard with adhesive back side

€2,95
IR Receiver (Troyka Module) IR Receiver (Troyka Module)

Catch and decode signals from various remotes including TV

€3,95
Illuminated Button (Troyka Module) Illuminated Button (Troyka Module)

A button and LED with all neccessary resistors and power key on a single module

€3,95
Compbustible Gas Sensor MQ-5 (Troyka Module) Compbustible Gas Sensor MQ-5 (Troyka Module)

Determine the concentration of propane, butane, methane and coke oven gas

€6,95