Next Gen HVAC IoT Solutions


As HVAC makes its way into the connected digital age, smart systems utilizing IoT to collect data and transfer it to the cloud are paving the way for more efficient and dynamic products.

View Featured Sensors

Just a few of the companies we work with:

The Latest HVAC Sensor Technology, Made Accessible.

SparkFun works with the most innovative companies in data capture to unlock the potential of new sensors, wireless development boards and much more.

Whether you’re looking to integrate IoT sensors into a smart HVAC predictive maintenance system, or interested in doing iterative prototyping for proof of concept, SparkFun’s wide range of products and solutions provide the latest technologies to integrate into your HVAC systems.

Predictive Maintenance

Predictive Maintenance

IoT sensors can collect data on equipment performance, enabling predictive maintenance. By analyzing this data, HVAC systems can predict potential issues before they occur, reducing downtime and preventing costly repairs.

Energy Efficient

Energy Efficiency

IoT enables HVAC systems to be more energy-efficient by collecting and analyzing data in real-time. Smart thermostats can adjust temperatures based on occupancy and weather conditions, optimizing energy usage and reducing costs.

Remote Monitoring

Remote Monitoring / Fault Detection

Having the ability to monitor and control HVAC systems remotely through mobile applications or web interfaces has become an expectation. This enables facility managers and homeowners to adjust settings, troubleshoot issues, and receive alerts from anywhere, improving overall system management.

Data Logging HVAC System IoT

Plug-and-play datalogging from sensor to cloud!

Automatically scan, detect, configure, and log various sensors plugged into the board without any soldering. No coding required! Perfect for integrating the cloud into your next HVAC system!

Sensor to Cloud In Minutes

Air Quality Sensors

Whether it's VOCs, CO2, or AQI we have the right air quality sensor to fit your specific needs.

Photoacoustic Spectroscopy Sensor
SparkFun Atmospheric Sensor Breakout - BME280 (Qwiic)

SparkFun Atmospheric Sensor Breakout - BME280 (Qwiic)

SEN-15440
$16.50 $11.55
2
SparkFun Environmental Sensor - BME688 (Qwiic)

SparkFun Environmental Sensor - BME688 (Qwiic)

SEN-19096
$24.95
SparkFun Indoor Air Quality Sensor - ENS160 (Qwiic)

SparkFun Indoor Air Quality Sensor - ENS160 (Qwiic)

SEN-20844
$19.95
SparkFun Photoacoustic Spectroscopy CO2 Sensor - PASCO2V01 (Qwiic)

SparkFun Photoacoustic Spectroscopy CO2 Sensor - PASCO2V01 (Qwiic)

SEN-22956
$59.95

Temperature & Humidity Sensors

Dynamic and sensitive temperature ranges and options for low-power consumption modes, our line of temperature sensors utilize the best technologies from a range of companies.

Temperature Sensor
SparkFun CO₂ Humidity and Temperature Sensor - SCD40 (Qwiic)

SparkFun CO₂ Humidity and Temperature Sensor - SCD40 (Qwiic)

SEN-22395
$54.95
SparkFun High Precision Temperature Sensor - TMP117 (Qwiic)

SparkFun High Precision Temperature Sensor - TMP117 (Qwiic)

SEN-15805
$14.95
5
SparkFun Digital Temperature Sensor - TMP102 (Qwiic)

SparkFun Digital Temperature Sensor - TMP102 (Qwiic)

SEN-16304
$6.95
1
SparkFun Humidity Sensor Breakout - SHTC3 (Qwiic)

SparkFun Humidity Sensor Breakout - SHTC3 (Qwiic)

SEN-16467
$10.95
1

Air Flow/Air Velocity Sensors

Air Flow and Air Velocity sensors are useful for balancing air distribution, monitoring filter performance, fire detection, and controlling ventilation in HVAC systems.

Remote Monitoring
SparkFun Air Velocity Sensor Breakout - FS3000-1015 (Qwiic)

SparkFun Air Velocity Sensor Breakout - FS3000-1015 (Qwiic)

SEN-18768
$59.95
2
SparkFun Air Velocity Sensor Breakout - FS3000-1005 (Qwiic)

SparkFun Air Velocity Sensor Breakout - FS3000-1005 (Qwiic)

SEN-18377
$59.95
1

SparkFun Air Velocity Sensor Qwiic Kit - FS3000-1015

KIT-21310

Particulate Matter

Our particulate matter sensors come in a variety of flavors, from standalone particulate matter sensors to more dynamic environmental nodes. Integrate one into your next HVAC system to achieve superior binning and particle measurement.

Particulate Matter Sensor
SparkFun Indoor Air Quality Combo Sensor - SCD41, SEN55 (Qwiic)

SparkFun Indoor Air Quality Combo Sensor - SCD41, SEN55 (Qwiic)

SEN-25200
$124.95
Particulate Matter Sensor - SPS30

Particulate Matter Sensor - SPS30

SEN-15103
$50.50
8
Particle, VOC, Humidity, and Temperature Sensor - SEN54

Particle, VOC, Humidity, and Temperature Sensor - SEN54

SEN-19325
$34.95

THE BENEFITS OF BEING QWiiC

I2C Without Soldering!

Daisy-chain sensors together for rapid prototyping

The Qwiic Connect System is designed to keep your projects moving, allowing you to iterate on design ideas by trying out different combinations of sensors and form factors without needing to solder.

Qwiic and Easy!

Additional HVAC Products


Don't forget to pick up peripherals to complete your idea. Dev boards are the central powerhouse to your next project, while relays and motor drivers will put your ideas into action!

SparkFun Thing Plus - ESP32 WROOM (USB-C)

SparkFun Thing Plus - ESP32 WROOM (USB-C)

WRL-20168
$24.95
3
SparkFun Qwiic Pocket Development Board - ESP32-C6

SparkFun Qwiic Pocket Development Board - ESP32-C6

DEV-22925
$14.95
2
SparkFun Pro Micro - ESP32-C3

SparkFun Pro Micro - ESP32-C3

DEV-23484
$9.95
2
SparkFun Thing Plus Matter - MGM240P

SparkFun Thing Plus Matter - MGM240P

DEV-20270
$24.95
6
SparkFun Qwiic Single Relay

SparkFun Qwiic Single Relay

COM-15093
$13.95
3
Solid State Relay - 40A (3-32V DC Input)

Solid State Relay - 40A (3-32V DC Input)

COM-13015
$10.95
43
SparkFun Beefcake Relay Control Kit (Ver. 2.0)

SparkFun Beefcake Relay Control Kit (Ver. 2.0)

KIT-13815
$9.95
22
SparkFun Qwiic Dual Solid State Relay

SparkFun Qwiic Dual Solid State Relay

COM-16810
$149.95 $59.95
1
Stepper Motor - 68 oz.in (400 steps/rev)

Stepper Motor - 68 oz.in (400 steps/rev)

ROB-10846
$19.50
17
Actuonix PQ12-100-6-R Micro-Actuator

Actuonix PQ12-100-6-R Micro-Actuator

ROB-18591
$80.50
Stepper Motor - 125 oz.in (200 steps/rev, 600mm Wire)

Stepper Motor - 125 oz.in (200 steps/rev, 600mm Wire)

ROB-13656
$33.50
4
Servo - Generic High Torque (Standard Size)

Servo - Generic High Torque (Standard Size)

ROB-11965
$13.95
5