S-2 CO2 Sensor (2000ppm)


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Achieve optimal conditions in your greenhouse, indoor grow or hydroponics farm or any urban farm with this smart sensor as your CO2 meter. The S-2 able to measure CO2 concentration as well as detect light. Ideal for those more well-seasoned as well as those starting out, looking to build a grow kit.

For added convenience, the light detection is used to enable automatic switching between day and night modes, ensuring that your plants are always in optimal conditions.

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S-2 CO2 Sensor (2000ppm)

Achieve optimal conditions in your greenhouse, grow room or hydroponics farm by using this smart sensor as your CO2 monitor. Packed with features to help you give your plants the best environment, it is able to measure CO2 concentration as well as detect light.

With a range of 0ppm-2000ppm, response speed of 1 minute, and automatic calibration, you can ensure that your plants are growing in the right environment.

For added convenience, the automatic light sensor gives you the option to enable easy switching between day and night mode! If you’d rather set the sensor manually, then you can use the reliable DIP switch to set it to non-stop day mode.

Additionally, you have the option to manually calibrate the sensor in fresh air at 400ppm by using one of our CO2 controllers.

The S-2 is fully compatible with the T-Nano, T-Micro and the T-1 Pro CO2 Controllers from Techgrow.

Feature Highlights

Accurate measurements of CO2 concentration in your room every second
Built-in Light Sensor
Automatic switching between day mode and night mode
Built-in light sensor can be set to non-stop day mode (manually set)
Manual calibration & test function for the CO2 sensor
Highly precise Non-Dispersive Infrared (NDIR) Sensor

Key Specs

Measurement range: 0ppm – 2,000 ppm
Adjustability: Increments of 10ppm
Rate of measurement: Every second
Connectivity: 1 UTP port
Techgrow Compatibility: T-Nano, T-Micro and T-1 Pro

Additional information

Weight 0.4 kg
Dimensions 15 × 12 × 11.5 cm
Technical details

Key functions

Measures: CO2 & light
Range PPM: 0 – 2000 ppm
Display characters: No display
Light sensor: Yes, switchable

CO2 sensor specifications

NDIR sensor: Yes, very accurate measurement
Rate of measurement: Every second
Accuracy: 30 PPM
Response time diffusion: 20 seconds
Warm-up time: 30 seconds
Warranty: 6 months

Power supply

Input: From the controller
Power cord: Through the network

Product dimension and weight

13.5cm x 7cm x 5cm (HxWxD)


Box content


TechGrow S-2
Mounting kit
User Manual
UTP cable

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S-2 CO2 Sensor (2000ppm)


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