---
product_id: 502362878
title: "CO2 Controller Carbon Dioxide Controller CO2 Meter Monitor Day and Night Relay Function, NDIR CO2 Sensor for Green House, Grow Rooms, Factory, Home, Office"
brand: "danoplus"
price: "116022 Ft"
currency: HUF
in_stock: true
url: https://www.desertcart.hu/products/502362878-co2-controller-carbon-dioxide-controller-co2-meter-monitor-day-night
store_origin: HU
region: Hungary
---

# Auto day/night detection & control 0-5000ppm range with trend charting Audible alarm for CO2 threshold alerts CO2 Controller Carbon Dioxide Controller CO2 Meter Monitor Day and Night Relay Function, NDIR CO2 Sensor for Green House, Grow Rooms, Factory, Home, Office

**Brand:** danoplus
**Price:** 116022 Ft
**Availability:** ✅ In Stock

## Summary

> 🌿 Breathe smarter, grow better — CO2 control that works day and night!

## Quick Answers

- **What is this?** CO2 Controller Carbon Dioxide Controller CO2 Meter Monitor Day and Night Relay Function, NDIR CO2 Sensor for Green House, Grow Rooms, Factory, Home, Office by danoplus
- **How much does it cost?** 116022 Ft with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hu](https://www.desertcart.hu/products/502362878-co2-controller-carbon-dioxide-controller-co2-meter-monitor-day-night)

## Best For

- danoplus enthusiasts

## Why This Product

- Trusted danoplus brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Customizable Alerts:** Stay ahead with buzzer alarms that notify you instantly when CO2 levels exceed your set limits.
- • **Extended Sensor Reach:** 4.5m probe cable lets you monitor CO2 levels remotely without compromising accuracy.
- • **Smart Day & Night Modes:** Automatically adjusts CO2 output to optimize energy use and plant or human comfort around the clock.
- • **Precision CO2 Monitoring:** Track air quality with 1ppm resolution and real-time LCD display for ultimate control.
- • **Versatile Plant & Human Modes:** Tailor CO2 control for grow rooms or indoor ventilation systems with easy manual switching.

## Overview

The DANOPLUS CO2 Controller KB0297 is a high-precision NDIR sensor device designed for professional-grade monitoring and control of carbon dioxide levels in greenhouses, grow rooms, offices, and factories. Featuring a wide 0-5000ppm measuring range, real-time trend charting, and dual Plant/Human modes, it ensures optimal air quality management. Its built-in day/night auto detection and audible alarms provide seamless, energy-efficient operation, while the 4.5-meter sensor cable offers flexible installation. Powered by AC100~240VAC, this wall-mounted controller combines advanced functionality with user-friendly design for superior environmental control.

## Description

CO2 Controller Carbon Dioxide Controller CO2 Meter Monitor Day and Night Relay Function, NDIR CO2 Sensor for Green House, Grow Rooms, Factory, Home, Office

## Features

- ✅【CO2 Controller】This CO2 Controller is equipped with wide LCD screen, 0~5000ppm measuing range, it's able to record trend chart of CO2 levels per minute/hour/day/week for analysis
- ✅【Plant Mode&Human Mode】The Carbon Dioxide Controller is designed with Plant Mode and Human Mode, can mannually control the CO2 level for CO2 generator in Grow room, or control the ventilation system indoor
- ✅【Audible Alarm】This CO2 Controller will alarm via buzzer when the CO2 level exceed the setting threshold, and you may manually adjust the CO2 ppm threshold accordingly
- ✅【AUTO Day&Night Detection】CO2 Controllers has auto day and night detection, it will automatically turn off CO2 generator/regulator by turning off the output power during the night
- ✅【Multi-Functional】Wall mounted CO2 Monitor & Controller comes with piggy back socket, Altitude Adjustable from 50 to 500 meters, 14.8 feet (4.5m) Cable for CO2 sensor

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | DANOPLUS |
| Part Number | KB0297 |
| Product Dimensions | 15.49 x 10.41 x 4.98 cm; 362.87 g |
| Item model number | KB0297 |
| Colour | Green |
| Style | ‎CO2 Controller |
| Power Source | AC100~240VAC |
| Item Package Quantity | 1 |
| Included Components | CO2 Controller, CO2 Sensor, screws and tapes and English Instruction Manual |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 363 g |

## Product Details

- **Brand:** DANOPLUS
- **Style:** ‎CO2 Controller
- **Power source:** AC100~240VAC
- **Colour:** Green
- **Product dimensions:** 50D x 15.8W x 10.6H centimetres
- **Item weight:** 0.8 Pounds
- **Alarm:** Audible
- **Operating humidity:** 95 percent
- **Sensor type:** Non Dispersive Infrared
- **Number of items:** 1

## Images

![CO2 Controller Carbon Dioxide Controller CO2 Meter Monitor Day and Night Relay Function, NDIR CO2 Sensor for Green House, Grow Rooms, Factory, Home, Office - Image 1](https://m.media-amazon.com/images/I/71qeiqMMg4L.jpg)

## Available Options

This product comes in different **Color** options.

## Questions & Answers

**Q: Everything seems fine but when exceed the co2 level, the fan connected wont turn on. Any solution problem? Thank you**
A: Are you set up correctly ?  Out of the box it’s set to add co2 to a greenhouse. So it deactivates the solenoid

**Q: Is it possible to get this co2 day and night monitor with eu-plugs?**
A: "Hi, it comes with US plug, we can supply you with the EU plug if you want to purchase it with EU plug. Please contact our customer service representative through Amazon message.  Or if your shipping address is in Europe, you may buy the item through the link below:

http://www.amazon.it/dp/B08H8BP15N?ref=myi_title_dp

**Q: Can you Calibrate co2?**
A: Not sure what you mean by calibrate. Can use it to add co2 or remove co2 depending on what use you have for it. Can set it to whatever range you want.

**Q: Can the sensor be placed in a return duct of a residence?**
A: Hi, yes, it can.

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*Product available on Desertcart Hungary*
*Store origin: HU*
*Last updated: 2026-02-21*