
MAC155 Moisture Analyzer
- Built-in 2-point calibration system
- 60-second rapid response time
- Optional 2400°F measurement range


NIST-Traceable Measurement
US EPA Compliant
NEMA 4X
MAC Instruments' flue gas moisture analyzers deliver precise, real-time humidity measurement in waste-to-energy plant exhaust streams. Engineered for continuous emission monitoring, these patented solid-state analyzers withstand temperatures up to 2400°F without requiring wet bulbs, optics, or compressed air. NEMA 4X waterproof construction ensures reliable 24/7 operation in harsh outdoor environments while maintaining EPA regulatory compliance for stack gas monitoring.


What temperature range can these analyzers measure in waste-to-energy exhaust?
Our analyzers measure stack gas moisture at temperatures up to 1200°F standard, with optional capability to 2400°F for extreme applications.
Are these moisture analyzers EPA compliant for emission monitoring?
How quickly do the analyzers respond to moisture changes?
Can these units be installed outdoors on exhaust stacks?
What maintenance is required for continuous operation?
How accurate are the moisture measurements?
What mounting options are available for stack installation?
Talk to our experts for custom solutions and tailored guidance.

Continuous emission monitoring and flue gas moisture measurement for regulatory compliance and combustion efficiency optimization.

Stack moisture monitoring for coal, biomass, and natural gas combustion systems ensuring EPA compliance and emission control.

High-temperature kiln exhaust moisture analysis for process optimization and environmental compliance in clinker production.

Furnace and heat treatment exhaust monitoring for annealing lines and high-temperature metal processing operations.
Talk to our experts for custom solutions and tailored guidance.



Our analyzers operate reliably in temperatures up to 2400°F with patented solid-state sensors requiring no wet bulbs, optics, or compressed air for accurate measurement.
NIST-traceable measurements and US EPA compliant design ensure your facility meets stringent emission monitoring requirements for continuous stack gas analysis.
NEMA 4X waterproof construction and outdoor-rated enclosures deliver uninterrupted performance in harsh industrial environments with minimal maintenance needs.
Request a quote and our technical team will help you select the right analyzer configuration for your stack conditions and compliance requirements.
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
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