Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
estc2wa – temperature & co2 2000ppm wall transmitter current
Carlo Gavazzi ESTC2WA CO2 2000 ppm wall transmitter with temperature measurement and 4-20 mA current outputs for HVAC and building automation systems.
Why Choose the Carlo Gavazzi ESTC2WA CO2 2000 ppm Wall Transmitter?
The Carlo Gavazzi ESTC2WA is a professional CO2 and temperature wall transmitter designed for accurate indoor air quality monitoring in HVAC, building automation and environmental control systems. Part of the Carlo Gavazzi EST environmental sensor series, it combines NDIR carbon dioxide sensing technology with temperature measurement and dual analogue current outputs for reliable integration into modern control systems.
Designed for wall-mounted installation, the ESTC2WA continuously monitors carbon dioxide concentration and temperature levels in indoor environments. Its compact housing, high accuracy sensing technology and simple analogue communication make it suitable for ventilation control, air quality management and building automation applications.
With a 0–2000 ppm CO2 measuring range, 4–20 mA current output and temperature measurement from 0–50 °C, the ESTC2WA provides dependable environmental data for HVAC controllers, PLCs and building management systems.
Key Advantages
- Combined CO2 and temperature transmitter for indoor environmental monitoring.
- 0–2000 ppm CO2 measurement range suitable for HVAC ventilation control.
- 4–20 mA analogue current outputs for industrial automation integration.
- High-performance NDIR CO2 sensing technology for stable and accurate measurement.
- Compact wall-mounted design simplifies installation in commercial and industrial buildings.
- Suitable for connection to building management and ventilation systems.
Key Features
- Carlo Gavazzi EST environmental sensor series.
- CO2 and temperature measurement.
- 0–2000 ppm CO2 measuring range.
- 4–20 mA analogue current output.
- Two analogue outputs for separate measurements.
- NDIR CO2 sensor technology.
- CMOS temperature sensor technology.
- Wall mounting configuration.
- 8–35 V DC / 12–30 V AC supply voltage.
- M12 connector connection system.
- Compact fire-resistant polycarbonate housing.
Reliable CO2 Monitoring for HVAC and Building Automation
Carbon dioxide monitoring is essential for maintaining healthy indoor air quality and optimising ventilation performance. The Carlo Gavazzi ESTC2WA measures CO2 concentration and temperature continuously, allowing ventilation systems to adjust airflow according to real environmental conditions.
The EST series is designed for professional HVAC and building automation applications. Its NDIR CO2 sensing technology, analogue outputs and compact wall-mounted design provide reliable measurement performance for offices, commercial buildings, industrial facilities and environmental control systems.
Typical Applications
- HVAC air quality monitoring systems.
- Building management systems (BMS).
- Office and commercial ventilation control.
- Industrial environmental monitoring.
- Energy-efficient ventilation systems.
- Indoor air quality management applications.
Technical Specifications
Tick the specs you need, then view products that match.
| Coil / Supply Voltage | 8–35 V DC | |
|---|---|---|
| Output Type | Analogue | |
| Connection | M12 connector | |
| Manufacturer | Carlo Gavazzi | |
| Series | EST Environmental Sensors | |
| Model | ESTC2WA | |
| Product type | CO2 and temperature wall transmitter | |
| Measured parameters | Carbon dioxide (CO2) and temperature | |
| CO2 sensor type | NDIR (Non-Dispersive Infrared) | |
| Temperature sensor type | CMOS | |
| CO2 measuring range | 0–2000 ppm | |
| Temperature measuring range | 0–50 °C | |
| Output | 2 × 4–20 mA analogue outputs | |
| Supply voltage | 8–35 V DC / 12–30 V AC | |
| Operating temperature | 0 to +50 °C | |
| Storage temperature | -20 to +60 °C | |
| Housing protection | IP54 | |
| Probe protection | IP20 | |
| Mounting type | Wall mounting | |
| Connection | M12 connector | |
| Weight | approx. 168 g |
Frequently Asked Questions
What is the Carlo Gavazzi ESTC2WA used for?
The ESTC2WA is used to measure CO2 concentration and temperature in indoor environments for HVAC and building automation control.
What CO2 measurement range does the ESTC2WA support?
The transmitter measures carbon dioxide concentrations from 0–2000 ppm.
What output does the ESTC2WA provide?
The ESTC2WA provides 4–20 mA analogue current outputs for CO2 and temperature monitoring.
What sensing technology is used?
The transmitter uses NDIR technology for CO2 measurement and CMOS technology for temperature sensing.
Where is the ESTC2WA installed?
The ESTC2WA is designed for wall-mounted installation in HVAC, ventilation and indoor environmental monitoring systems.
Trusted by HVAC and Automation Professionals Worldwide
Carlo Gavazzi EST environmental sensors are trusted by engineers and system integrators for accurate indoor air quality monitoring, reliable analogue communication and efficient integration into modern building automation systems.
