Smart Sensors

Shop Shelly smart sensors for leak detection, gas safety, motion, door/window status, and temperature & humidity tracking. Shelly Wi-Fi sensors work without a hub and connect directly to your Wi-Fi for fast alerts and automations. If you choose Shelly BLU Bluetooth sensors, use a compatible Shelly Bluetooth gateway to bring them into your system. Get reliable triggers for security, safety, and comfort- locally when needed.

All products
Smart lighting
Monitoring & Saving energy
Smart appliances
Smart doors, gates, roller covers & blinds
Smart Heating & Climate Control (HVAC)
Filters
39 products
  • Shelly H&T Gen3 Ivory - Smart Sensors & Thermostats - Shelly USA
    25% OFF
    Sale

    Shelly H&T Gen3 Ivory

    $29.24
    $29.24 $38.99
    Next-generation Wi-Fi temperature & humidity sensor with an e-paper display. Enhanced with our 8MB Shelly chip, it’s equipped with all Gen3 device features.
    Temperature
    Humidity
    Color: Ivory
  • Shelly BLU TRV - Smart Sensors & Thermostats - Shelly USA
    25% OFF
    Sale

    Shelly BLU TRV

    $40.87
    $40.87 $54.49
    Experience unparalleled comfort and efficiency with Shelly’s smart Thermostatic Radiator Valve head. Designed to perfectly fit into your interior, the Shelly BLU TRV offers precise climate control.
  • Shelly BLU Door/Window Brown - Smart Sensors & Thermostats - Shelly USA
    15% OFF
    Sale

    Shelly BLU Door/Window Black

    $16.99
    $16.99 $19.99
    Designed to detect opening or closing of doors/windows and report them immediately, triggering home automation scenarios accordingly. Also can measure tilt angle and luminosity.
    Open doors/windows detection
    Color: Black
  • The Shelly Europe Shelly BLU H&T ZB List is a square, black, textured device with rounded corners and concentric raised lines, featuring a central circular button and a small logo below it, displayed on a plain light background.
    15% OFF
    Sale

    Shelly BLU H&T ZB

    $19.54
    $19.54 $22.99
    A water/dust-resilient sensor with Bluetooth & Zigbee connectivity that precisely measures temperature and humidity levels
    Temperature
    Humidity
    Scene activation
    Color: Black
  • The Shelly Flood Gen4 is a compact white smart leak detector featuring two buttons and a long, black-and-white braided cable with a connector, shown on a plain white background.
    20% OFF
    Sale

    Shelly Flood Gen4

    $26.39
    $26.39 $32.99
    Stay one step ahead of water damage. Smart flood sensor with a leak sensor cable, ready to catch unexpected issues before they escalate. Delivers real-time alerts and fits perfectly into your smart...
    Leak detection
  • The Shelly Leak Sensor Cable is a white and black twisted audio cable with a 3.5mm male connector on one end and a female connector on the other, coiled circularly on a plain white background.
    15% OFF
    Sale

    Shelly Leak Sensor Cable

    $6.37
    $6.37 $7.49
    Extend your Shelly Flood Gen4 setup with Leak Sensor Cable. Expand your coverage of Shelly Flood Gen4 up to 490 ft. (150 meters). Monitor larger or hard-to-access areas, delivering precise water l...
    Leak detection
  • Shelly Plus Add-On - Accessories & Merchandise - Shelly USA
    25% OFF
    Sale

    Shelly Plus Add-On

    $11.99
    $11.99 $15.99
    Galvanically isolated sensor interface for all Shelly Plus relays. Use it to measure temperature and humidity or connect various analog and digital sensors. Also compatible with most Arduino sensors!
  • Shelly GAS AddOn Manipulator - Accessories & Merchandise - Shelly USA
    20% OFF
    Sale

    Shelly GAS AddOn Manipulator

    $15.19
    $15.19 $18.99
    Add-on for Shelly GAS to automatically turn off the gas if a leak is detected
  • Shelly GAS (CNG) - Smart Sensors & Thermostats - Shelly USA
    20% OFF
    Sale

    Shelly GAS (CNG)

    $43.59
    $43.59 $54.49
    Certified gas detection sensor, highly sensitive to Compressed Natural Gas (CNG) or Liquefied Petroleum Gas (LPG). Its ability to detect even the slightest gas leak means preventing threats and dan...
    Type: CNG
  • Shelly BLU Motion - Smart Sensors & Thermostats - Shelly USA
    15% OFF
    Out of stock

    Shelly BLU Motion

    $19.54
    $19.54 $22.99
    A motion sensor with instant responsiveness and long-lasting battery life. Swift alerts will keep you informed of any motion in real time, while its durable battery ensures long-term peace of mind.
    Motion detection
  • Shelly BLU Door/Window White - Smart Sensors & Thermostats - Shelly USA
    15% OFF
    Out of stock

    Shelly BLU Door/Window White

    $16.99
    $16.99 $19.99
    Bluetooth-operated Door/Window sensor Detects and reports opening or closing of doors/windows Measures tilt angle and luminosity.
    Color: White
  • Shelly H&T Gen3 White - Smart Sensors & Thermostats - Shelly USA
    25% OFF
    Sale

    Shelly H&T Gen3 White

    $29.24
    $29.24 $38.99
    Wi-Fi Humidity & Temperature sensor working over 1 year on a single charge Enhanced with a low a consuming e-ink display
    Color: White
  • Shelly Plus Uni - Relay Switches - Shelly USA
    25% OFF
    Out of stock

    Shelly Plus Uni

    $14.24
    $14.24 $18.99
    Brings smart functionality to your old appliances. Suitable for low-voltage applications. Its new pulse counting feature gives you insightful monitoring of your home’s usage.
    Sensor data
    Doorbell
    Door lock
    Camper
    Appliances
  • The Shelly Uni from Shelly USA is a compact smart Wi-Fi module with a microchip, multicolored wires on one side, and four red sensor control cables on the other, shown isolated against a white background.
    20% OFF
    Out of stock

    Shelly Uni

    $9.52
    $9.52 $11.90
    Fit anywhere you desire! It's suitable for low-voltage applications and can monitor various types of sensors, door bells, etc. keeping you fully informed of your facility's condition.
    Sensor data
    Camper
    Appliances
    Doorbell
  • Shelly H&T Gen3 Black - Smart Sensors & Thermostats - Shelly USA
    25% OFF
    Sale

    Shelly H&T Gen3 Black

    $29.24
    $29.24 $38.99
    Wi-Fi Humidity & Temperature sensor working over 1 year on a single charge Enhanced with a low a consuming e-ink display
    Color: Black
  • Shelly BLU H&T Ivory - Smart Sensors & Thermostats - Shelly USA
    15% OFF
    Out of stock

    Shelly BLU H&T Ivory

    $17.84
    $17.84 $20.99
    Shelly Blu H&T Ivory
    Color: Ivory
  • Shelly GAS (CNG) - Smart Sensors & Thermostats - Shelly USA
    20% OFF
    Sale

    Shelly GAS (CNG)

    $43.59
    $43.59 $54.49
    Certified gas detection sensor, highly sensitive to Compressed Natural Gas (CNG) or Liquefied Petroleum Gas (LPG). Its ability to detect even the slightest gas leak means preventing threats and dan...
    Type: CNG
  • Shelly BLU H&T Black - Smart Sensors & Thermostats - Shelly USA
    15% OFF
    Out of stock

    Shelly BLU H&T Black

    $17.84
    $17.84 $20.99
    Shelly Blu H&T Matte Black
    Color: Black
  • Shelly GAS (LPG) - Smart Sensors & Thermostats - Shelly USA
    20% OFF
    Sale

    Shelly GAS (LPG)

    $43.59
    $43.59 $54.49
    Certified gas detection sensor, highly sensitive to Compressed Natural Gas (CNG) or Liquefied Petroleum Gas (LPG). Its ability to detect even the slightest gas leak means preventing threats and dan...
    Type: LPG
  • Shelly Temp. Sensor DS18B20 3m cable - Accessories & Merchandise - Shelly USA
    20% OFF
    Out of stock

    Shelly Temp. Sensor DS18B20 3m cable

    $7.59
    $7.59 $9.49
    Can be used with Shelly Plus Add-on for measuring precise temperature.
    Variant: 3 meters
  • The Shelly BLU Distance by Shelly USA, a white cylindrical device with ridges and circular sections resembling a connector or coupling, is displayed against a plain light background.
    New
    Out of stock

    Shelly BLU Distance

    $31.49
    $31.49
    Smart Bluetooth ultrasonic sensor that measures distance to various surfaces, including liquids.
    Distance Measurement
    Liquid Level Monitoring
    Stock Level Monitoring
  • Shelly BLU Door/Window Black - Smart Sensors & Thermostats - Shelly USA
    15% OFF
    Sale

    Shelly BLU Door/Window Black

    $16.99
    $16.99 $19.99
    Bluetooth-operated Door/Window sensor Detects and reports opening or closing of doors/windows Measures tilt angle and luminosity.
    Color: Black
  • Shelly H&T Gen3 Mocha - Smart Sensors & Thermostats - Shelly USA
    25% OFF
    Sale

    Shelly H&T Gen3 Mocha

    $29.24
    $29.24 $38.99
    Wi-Fi Humidity & Temperature sensor working over 1 year on a single charge Enhanced with a low a consuming e-ink display
    Color: Mocha
  • Shelly Temp. Sensor DS18B20 3m cable - Accessories & Merchandise - Shelly USA
    20% OFF
    Sale

    Shelly Temp. Sensor DS18B20 1m cable

    $5.83
    $5.83 $7.29
    Can be used with Shelly Plus Add-on for measuring precise temperature.
    Variant: 1 meter
  • Shelly BLU H&T Mocha - Smart Sensors & Thermostats - Shelly USA
    15% OFF
    Out of stock

    Shelly BLU H&T Mocha

    $17.84
    $17.84 $20.99
    Shelly Blu H&T Mocha
    Color: Mocha
  • The Shelly BLU H&T Display ZB Black by Shelly USA shows the time (09:01), temperature (81.2°F), and humidity (48%), plus battery, connectivity, and other icons on its black, square screen.
    New
    Out of stock

    Shelly BLU H&T Display ZB

    $21.24
    $21.24 $24.99
    Battery-powered sensor with display that shows temperature, humidity, light levels, and time. Supports Zigbee 3.0 and Bluetooth 5.0 for smooth integration and smart automations.
    Color: Black
  • Shelly H&T Gen3 Ivory - Smart Sensors & Thermostats - Shelly USA
    25% OFF
    Sale

    Shelly H&T Gen3 Ivory

    $29.24
    $29.24 $38.99
    Wi-Fi Humidity & Temperature sensor working over 1 year on a single charge Enhanced with a low a consuming e-ink display
    Color: Ivory
  • Shelly Smart Security Bundle XL - Smart Sensors & Thermostats - Shelly USA
    50% OFF
    Out of stock

    Shelly Smart Security Bundle

    $49.99
    $49.99 $99.99
    A set of Bluetooth devices that gives you the perfect solution to safeguard your living space. Pack includes: Shelly BLU Door/Window, Shelly BLU Motion and Shelly BLU Gateway
    Motion detection
    Open doors/windows detection
    Size: Regular
  • The Shelly USA Ecowitt WS90 - 7-in-1 weather station features a white cylindrical sensor with ventilation slats and a small nozzle at the bottom, displayed against a plain white background.
    Out of stock
    Shelly USA

    Ecowitt WS90 - 7-in-1 weather station

    $199.99
    $199.99
    Track wind, rain, temperature, humidity, UV, solar radiation, and pressure – all in one device. WS90 gives you precise, always-on weather insights to keep your home safer and more efficient.
    Weather based automation
    Weather & safety alerts
    Smart irrigation & gardening
  • Shelly BLU H&T Ivory - Smart Sensors & Thermostats - Shelly USA
    15% OFF
    Out of stock

    Shelly BLU H&T Ivory

    $17.84
    $17.84 $20.99
    A water/dust-resilient Bluetooth sensor that precisely measures temperature and humidity levels
    Temperature
    Humidity
    Scene activation
    Color: Ivory
  • Shelly BLU Door/Window Brown - Smart Sensors & Thermostats - Shelly USA
    15% OFF
    Sale

    Shelly BLU Door/Window Brown

    $16.99
    $16.99 $19.99
    Bluetooth-operated Door/Window sensor Detects and reports opening or closing of doors/windows Measures tilt angle and luminosity.
    Color: Brown
  • The Pill by Shelly from Shelly USA is a compact, glossy white rectangle with rounded edges and a central circular indentation, displayed on a plain white background.
    New

    The Pill by Shelly

    $10.49
    $10.49
    Compact USB-C powered Wi-Fi and Bluetooth device that connects to various sensors and low-voltage peripherals for monitoring and control of temperature, humidity, voltage, and digital I/O.
    Sensor data
    Temperature
    Humidity
    Appliances
    Scene activation
  • The Shelly Temp. Sensor DS18B20 by Shelly Europe is a black temperature probe with a metal sensor on one end and a 3.5mm jack connector on the other, coiled neatly on a plain white background.
    New
    Sale

    Shelly Temp. Sensor DS18B20 3.5mm jack

    $2.72
    $2.72 $3.40
    Digital temperature sensor with 1 m cable and 3.5 mm jack, compatible with The Pill by Shelly. Designed for accurate air or liquid temperature monitoring in residential or commercial environments.
  • Shelly Wave H&T - Smart Sensors & Thermostats - Shelly USA
    20% OFF
    Out of stock

    Shelly Wave H&T

    $27.99
    $27.99 $34.99
    Monitor temperature and humidity with precision. Battery-powered with long life and Z-Wave Long Range support to help prevent dryness, mold, and keep your home environment healthy.
    Temperature
    Humidity
  • The Shelly USA Micro USB to 5 Terminal Add (Shelly Pill) is a black cable with a micro USB connector on one end and a green screw terminal block on the other, shown on a plain white background.
    New

    5-Terminal Add-on (Accessory for The Pill by Shelly)

    $7.99
    $7.99
    Interface module for The Pill by Shelly providing power, ground, and three configurable I/O terminals. Perfect for connecting sensors, buttons, or other control elements in any setup.
  • Shelly Wave Motion - Smart Sensors & Thermostats - Shelly USA
    20% OFF
    Out of stock

    Shelly Wave Motion

    $31.99
    $31.99 $39.99
    Z-Wave Long Range Motion Sensor with fast alerts and extended battery life. Detects motion instantly and communicates with your hub over long distances for lasting peace of mind.
    Motion detection
  • The Shelly USA Splitter 1 to 5-3.5 mm Jack (Shelly Pill) is a black audio cable with one male and four female 3.5mm ports, shown coiled in a loose loop against a white background.
    New

    Splitter 1 to 5 - 3.5mm jack (Accessory for The Pill by Shelly)

    $4.99
    $4.99
    1-to-5 splitter cable that lets The Pill by Shelly connect multiple DS18B20 temperature sensors at once. Suitable for multi-point temperature tracking in smart homes or industrial systems.
  • A compact black and green Analog 0 - 30V Add-on (Shelly Pill) module by Shelly USA, with labeled pins for GND, AN, IO2, IO3, and 5V, plus printed input voltage range details on its surface.
    New
    Out of stock

    Analog 0-30 V Add-on (Accessory for The Pill by Shelly)

    $6.99
    $6.99
    Add-on module for The Pill by Shelly that measures analog sensors and DC voltages up to 30 V. Ideal for monitoring batteries, power supplies, and other low-voltage devices.
  • A black and green SSR Add-on (Shelly Pill) electronic module by Shelly USA, labeled Max: 30 V–/300 mA, with terminal connectors on top and bottom, shown against a white background.
    New

    SSR Add-on (Accessory for The Pill by Shelly)

    $12.99
    $12.99
    Dual-channel solid-state relay module for The Pill by Shelly, controlling two independent DC loads up to 30 V/300 mA. Great for safe and silent control of lights, fans, or other DC devices.