Skip to content

No results found

Currency

Country/region

Login / Signup

Account

Raspberry Pi
Handy Links
New Products
Sale Items
Gifts
Categories
The Raspberry Pi
Kits & Bundles
SD Cards & Storage
Power Supplies
HATs, pHATS & GPIO
Cases
Cooling

Camera
Screens & Displays
Cables
USB Addons
Arcade
Books
Merch

Raspberry Pi 5
2-3x the CPU performance with loads of great new features!

Raspberry Pi Pico 2 W
Now with wireless! The Raspberry Pi Pico 2 W.
Maker Store
Handy Links
New Products
Sale Items
Gifts
Categories
Accessories
Audio
Breakouts & Modules
Cables
Components
Development Boards
Displays
Enclosures
Kits & Projects

LEDs
Power
Prototyping Supplies
Robotics
Sensors
Soldering
Tools
Wearables
3D Printing

Addressable RGB LEDs
Easy-to-use RGB LEDs to light up your next project, in a range of handy formats!

Microcontrollers!
Hundreds of microcontrollers to choose from - we've got something for every project!
micro:bit
Handy Links
New Products
Sale Items
Gifts
Categories
The BBC micro:bit V2
Kits and Bundles
Cases
Add-ons & Extensions

Cables & Accessories
Power
Robotics

BBC micro:bit V2
The NEW micro:bit V2 - now with a speaker, microphone and touch sensor!

BBC micro:bit V2 GO Starter Kit
Everything you need to start using the micro:bit - includes a micro:bit V2!
Arduino
Handy Links
New Products
Sale Items
Gifts
Categories
Official Arduino Boards
Compatible Boards
Kits & Bundles
Cases

Shields
Cables
Power Supplies
Accessories

Arduino UNO R4 WiFi
The latest UNO, now with onboard WiFi and a 12x8 LED matrix!

Arduino Nano ESP32
The power of the ESP32 with the support of the Arduino ecosystem
Home Automation
Handy Links
New Products
Sale Items
Categories
Accessories
Energy Meters
Host Devices
Input Devices
Professional

Relays & Switches
Sensors
Smart Bulbs
Zigbee
Z-Wave

Huge Shelly Range
Compact home automation devices for your smart home!

Home Automation Sensors!
Easy-to-use sensors for automating your home
Gifts
By Store
Raspberry Pi Gifts
Maker Gifts
micro:bit Gifts
Arduino Gifts
Christmas Themed
By Price
Gifts Under £10
Gifts Under £20
Gifts Under £50

The Pi Hut e-Gift Card
Give them the gift of choice with The Pi Hut e-Gift card!

Raspberry Pi Pico Kit!
An affordable gift option with everything they need to get started!
Sale!
Tutorials
Blog

Raspberry Pi
- The Raspberry Pi
  
  Boards
  Pi 500/400
  Pico
  Compute Module
- Kits & Bundles
- SD Cards & Storage
  
  SD Cards
  SSDs
  Flash Drives
  Card Readers
  Accessories
  View All
- Power Supplies
  
  Power Supplies
  Adaptors
  Switches
  Cables
  Power HATs
  Power over Ethernet (PoE)
  Accessories
  View All
- HATs, pHATS & GPIO
  
  Audio
  Breakouts
  Breakout Garden
  Displays
  Fan HATs
  GPS, GSM & LoRa
  Headers
  Inputs
  LED
  Motor & Servo Control
  Other HATs
  Port Expanders
  Power Management
  Prototyping
  Real Time Clock
  Relays
  Sensor
  Serial & I2C
  SSD
  View All
- Cases
  
  Raspberry Pi 5
  Raspberry Pi 4
  Raspberry Pi 3
  Raspberry Pi 3A+
  Raspberry Pi Zero
  Audio
  Camera
  Case Accessories
  Cluster
  Cooling
  DIN & Rack
  Display/Screen
  Media Centre
  Retro Gaming
  SSD
  View All
- Cooling
  
  Heatsinks & Fans
  Cooling Cases
  Fan HATs
  View All
- Camera
  
  Accessories
  Cables
  Camera Modules
  Cases
  Lenses
  USB Cameras
  ZeroCam
  View All
- Screens & Displays
  
  Mini Displays
  Medium Displays
  Large Displays
  Touchscreen Displays
  ePaper Displays
  GPIO Connection
  HDMI Connection
  Display Accessories
  View All
- Cables
  
  Adapters & Accessories
  Audio
  Ethernet
  GPIO
  HDMI
  USB
  View All
- USB Add-ons
  
  Audio
  Game Controllers
  Keyboards & Mice
  Remote Controls
  USB Hubs
  WiFi & Ethernet
  View All
- Arcade
  
  Buttons & Joysticks
  HATs & Control Boards
  Kits
  Merch & Accessories
  Wires & Connectors
  View All
- Books
- Merch
Maker Store
- Accessories
  
  Books
  Materials
  Merch & Clothing
  Notepads & Pens
  Peripherals
  Stickers & Badges
  Storage
  View All
- Audio
  
  Amplifiers & Modules
  Buzzers
  Cables & Connectors
  Microphones
  Speakers & Headphones
  View All
- Breakouts & Modules
  
  ADC & DAC
  Bluetooth
  Camera
  Ethernet
  Flat Cable (FFC/FPC)
  GPIO Expanders
  GPS & GSM
  Logic Level
  LoRa
  Other Modules
  Relay
  RTC
  Serial
  Storage
  Terminal Block
  USB
  Wireless
  View All
- Cables
  
  Accessories
  Adapters
  DC (Barrel Jack)
  DIY Cables
  Flat Flexible (FFC)
  Grove
  HDMI
  IDC
  JST
  Molex
  Other Cables
  Panel Mount
  Power
  Qwiic/STEMMA QT
  RJ
  Serial
  USB
  View All
- Components & Parts
  
  Antennas
  Buttons & Switches
  Capacitors
  Component Kits
  Connectors
  Fans
  Headers
  Heatsinks
  Integrated Circuits
  Oscillators
  Resistors
  Terminal Blocks
  Transistors
  View All
- Development Boards
  
  Challenger
  Circuit Playground
  Espruino
  Feather
  FireBeetle
  ItsyBitsy
  M5Stack
  MicroMod
  Modules
  QT Py & XIAO
  SenseCAP
  Teensy
  Thing
  Trinkey & Trinket
  View All
- Displays
  
  Accessories
  ePaper
  LCD
  OLED
  Segment
  TFT
  View All
- Enclosures & Fixings
  
  Fixings
  Knobs
  Project Enclosures
  Rack Cabinets
  View All
- Kits & Projects
- LEDs
  
  Accessories
  COB LEDs
  DotStar & APA102
  Drivers
  EL Wire
  Flexible
  IR
  Matrix
  NeoPixels & WS2812
  Rings
  Standard LEDs
  Strips & Sticks
  View All
- Power
  
  Accessories
  Batteries
  Battery Holders
  Boost Converters
  Chargers
  Inverters
  Power over Ethernet
  Power Supplies
  Regulators & Buck Converters
  Solar
  View All
- Prototyping
  
  Accessories
  Breadboards
  Crocodile Clips
  Jumper Wires
  PCBs & Perfboard
  SMT Breakouts
  Wire & Heat Shrink
  View All
- Robotics
  
  Accessories
  Chassis
  Kits
  Motor Drivers
  Motors
  Mounting Hubs
  Pumps
  Servos
  Solenoids
  Stepper Motors
  Wheels & Tracks
  View All
- Sensors
  
  Accelerometers
  Body & Muscle
  Distance
  Environment & Air Quality
  Fingerprint
  Force & Weight
  Gas
  Hall, Reed & Magnet
  IMU & Gyro
  Light & Colour
  Line Following
  Liquid & Moisture
  Motion
  NFC & RFID
  Rotation
  Temperature
  Tilt & Vibration
  Touch
  Voltage & Current
  View All
- Soldering
- Tools
- Wearables
- 3D Printing
  
  PETG Filament
  PLA Filament
  View All
micro:bit
Arduino
Home Automation
Gifts
Sale!
Tutorials
Blog

Country/region

Login / Signup

E-mail

Password Forgot password?

New customer?Create an account

Huge Range

8,100+ products

Five Star Service

167,000+ reviews

No Quibble Returns

Next Day Delivery

Cart

Your cart is empty

Start shopping

Filters

Filters

Search results for "co2 sensor"

No results found. Please see a selection of our most popular products below.

Sort by

Sort by

Best Match Price: Low to High Price: High to Low Newest Arrivals

Handy Links

All Products
FAQs
Popular Searches
Search
Site Reviews

Got any questions?

Contact us (support portal)
Can I cancel my order?
Has my order shipped yet?
Where is my order?
Do you ship to {insert country name}?
How much is shipping?
Buying for business?

Terms & Conditions

Delivery
Lithium Shipping
Pre-Orders
Privacy Statement
Policies
Terms of Service
Company Info
FAQ
Klarna FAQ
Quick Start Guide
Search
Support Portal

Our Store Sections

Raspberry Pi
Maker Store
micro:bit
Arduino
Home Automation
Gifts

Follow us

We accept

© The Pi Hut 2025