MH-Z1911A Carbon Dioxide Gas Sensor 400-10000ppm Range with 5V DC for Fresh Air Systems

Price Negotiable

Price: Negotiable

MOQ: 1

Delivery Time: 3 days

Brand: YJJ

Product Description

MH-Z1911A Carbon Dioxide Gas Sensor

A high-performance NDIR CO₂ sensor designed specifically for fresh air systems, featuring advanced infrared detection technology with precise optical path and sophisticated circuit design.

Key Features & Technology

Non-dispersive infrared (NDIR) detection technology for accurate CO₂ measurement
Excellent selectivity with no oxygen dependence for reliable performance
Built-in temperature compensation for consistent readings across environments
Dual output options: serial (UART/TTL) and PWM for flexible integration
Extended lifespan exceeding 10 years with minimal maintenance
Compact design weighing only 5 grams for space-constrained applications
Fast 1-minute preheating time for quick system readiness

Technical Specifications

Parameter	Specification
Detection Gas	Carbon Dioxide (CO₂)
Supply Voltage	DC 5.0V ±0.1V
Average Current	<30mA @5V power supply
Measurement Range	400-10000ppm (configurable)
Output Signals	Serial (UART/TTL 3.3V), IIC, PWM
Response Time	T90 < 120 seconds
Measurement Period	5 seconds
Operating Temperature	-10℃ to 50℃
Operating Humidity	0-95% RH (non-condensing)
Storage Temperature	-20℃ to 60℃

Product Image

MH-Z1911A Carbon Dioxide Gas Sensor for Fresh Air Systems

Application Benefits

Ideal for HVAC and fresh air ventilation systems requiring precise CO₂ monitoring
Compact 5-gram design enables integration into space-limited applications
10+ year lifespan reduces maintenance costs and system downtime
Multiple output interfaces support flexible system integration
Wide 400-10000ppm measurement range suitable for various environments