MH-Z1311A NDIR CO₂ Sensor Module | Compact Infrared Carbon Dioxide Gas Sensor for HVAC

₹6,714.00 Price With Tax

MH-Z1311A NDIR CO2 Module for precise real-time carbon dioxide monitoring with stable digital output, ideal for HVAC, IAQ systems, and smart devices.

Detection range:	0~10000ppm optional
Detection principle:	non-dispersive infrared (NDIR) principle
Characteristics:	1. The air chamber adopts electroplating treatment, waterproof and anti-corrosion 2. High sensitivity, low power consumption 3. Excellent stability 4. Temperature compensation, excellent linear output 5.RESET compliant

SKU: AA-MHZ1311A-CO2 Category: CO2 Sensor Brand: winsen

Model No.	MH-Z1311A
Detection gas	CO2
Working Voltage	5.0±0.1V DC
Average Current	150uA (@5V power supply)
Peak Current	90mA (@5V power supply)
Interface Level	3.3 V(Compatible with 5V)
Detection range	0~10000ppm(optional)
Output Signal	Serial Port (UART)(TTL level 3.3V)
Preheat Time	10s
Response Time	T90 <60 s
Working Temperature	-10 ~ 50℃
Working Humidity	0 ~95% RH (No condensation)
Weight	5g
Life Span	>10 years

15 Days Warranty

This product comes with a 15-day warranty starting from the date of delivery. The warranty covers manufacturing defects only. If a defect is confirmed, the item will be replaced.

Warranty will not apply if:

The product has been misused, dropped, or damaged.
It has been exposed to water, fire, chemicals, or static discharge.
It has been tampered with, soldered, or altered in any way.

The MH-Z1311A NDIR CO₂ Module is a compact and high-precision carbon dioxide gas sensor designed for accurate indoor air quality monitoring and ventilation control applications. Built using advanced Non-Dispersive Infrared (NDIR) technology, this module ensures stable performance, fast response, and long-term reliability.

The MH-Z1311A is engineered for seamless integration into HVAC systems, smart ventilation units, building automation systems, air purifiers, fresh air systems, and environmental monitoring devices. Its small form factor and low power consumption make it ideal for portable as well as fixed air quality monitoring equipment.

With built-in temperature compensation and automatic baseline calibration (ABC function), the MH-Z1311A delivers consistent and drift-resistant CO₂ readings. It provides real-time carbon dioxide concentration data, enabling improved ventilation efficiency, better indoor air quality management, and optimized energy savings.

Key Features:

Advanced NDIR infrared CO₂ sensing technology
Compact and lightweight module design
High accuracy with excellent repeatability
Wide detection range (model dependent)
UART / PWM output options
Automatic baseline calibration (ABC logic)
Built-in temperature compensation
Low power consumption for embedded systems

Applications:

Indoor Air Quality (IAQ) monitoring devices
HVAC and ventilation control systems
Smart home and building automation
Greenhouse CO₂ monitoring
Environmental monitoring equipment
Air purification and fresh air systems

Weight	0.200 kg
Dimensions	12 × 6 × 6 cm

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