MAC155 Moisture Analyzer
Mac 125 Moisture Analyzer
NIST Traceable certified

NIST Traceable

US EPA Compliant certified

US EPA Compliant

NEMA 4X Rated certified

NEMA 4X Rated

Hot-End Furnace Exhaust Moisture Measurement

Advanced moisture analyzers for hot-end furnace exhaust measurement, featuring patented solid-state technology for high-temperature flue gas monitoring. Engineered for continuous stack emission monitoring up to 1200°F (2400°F optional), these systems deliver accurate, real-time humidity measurements for EPA compliance and process optimization in power generation, cement manufacturing, and metal processing applications.

Our Range of Products

MAC155 Moisture Analyzer

MAC155 Moisture Analyzer

  • Built-in 2-point calibration
  • Up to 2400°F capability
  • 60-second response time
Mac 125 Moisture Analyzer

Mac 125 Moisture Analyzer

  • NEMA 4X waterproof design
  • Altitude/pressure compensation
  • No chemicals or compressed air

Frequently Asked Questions

How does a flue gas analyser work?

Flue gas analyzers use patented solid-state sensors to measure water vapor pressure in exhaust gases, providing instant humidity readings without wet bulbs, mirrors, or compressed air requirements.

What is the maximum temperature these moisture analyzers can measure?

Are these analyzers suitable for outdoor installation?

How quickly do these analyzers respond to moisture changes?

Do these systems meet EPA regulatory requirements?

What maintenance is required for these moisture analyzers?

Can these analyzers be customized for specific industrial applications?

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

Industries We Serve

Power Generation

Power Generation

Continuous emission monitoring for coal, biomass, and natural gas boiler stacks, HRSG systems, and combined cycle plants for EPA compliance and efficiency optimization.

Cement Manufacturing

Cement Manufacturing

High-temperature moisture measurement in kiln exhaust systems, clinker coolers, and raw mill operations for product quality control and energy efficiency.

Metal Processing

Metal Processing

Annealing furnace and heat treatment oven moisture monitoring for steel mills, automotive metal processing, and controlled atmosphere operations.

Pulp & Paper Mills

Pulp & Paper Mills

Recovery boiler and paper machine dryer exhaust monitoring for process control, heat recovery optimization, and environmental compliance.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

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Why Power & Manufacturing Industries Choose MAC Instruments

Extreme Temperature Capability

Patented solid-state sensors withstand up to 1200°F standard, 2400°F optional, delivering accurate measurements where conventional analyzers fail in high-temperature industrial exhaust environments.

Zero-Maintenance Design

No wet bulbs, mirrors, optics, or compressed air required. Built-in calibration system ensures consistent accuracy without costly downtime or complex maintenance procedures in continuous operation.

EPA Regulatory Expertise

Over 30 years of continuous emission monitoring experience with NIST-traceable measurements. Our systems ensure full regulatory compliance for stack emissions across diverse industrial applications worldwide.

Get Expert Guidance on Your Furnace Exhaust Monitoring Needs

Connect with our measurement specialists to discuss your application requirements. Receive technical recommendations and detailed specifications within 24 hours.

Contact Us Today

For immediate assistance, feel free to give us a direct call at 419.621.2322 You can also send us a quick email at info@macinstruments.com