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EC-FX-NH3

Now one tough sensor can work in three harsh environments. With the stability you can count and low cost you want, the EC-FX-NH3 is the new gold standard in ammonia detection.
Features & Benefits
  • Responds quickly to ammonia concentrations in low parts per million (PPM)
  • Rugged construction for long-term reliability
  • ATMOSTM Technology for environmental flexibility
Quick Specs
  • Stainless steel enclosure with LCD options
  • All-new ammonia sensor with a proprietary electrolyte 
  • 2-year warranty—twice the warranty of most sensors
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Product Overview

If you use ammonia as part of your refrigeration process, you face several challenges in protecting your plant from the danger and expense of ammonia leaks within cold storage, refrigerated process areas and the engine rooms. Introducing a better, tougher, longer-lasting sensor to cover your needs. The EC-FX-NH3 maintains sensitivity and accuracy — even with rapid changes in temperature and humidity.

Frequently Asked Questions

Have a question about the product features or warranty? Find the answers here.
We do not sell our products directly on our website but we would be happy to assist you with your gas detection needs.  On each product page you will see a red button on the right-hand side titled “HOW TO BUY”.  If you click on this button a form will appear which will go directly to one of our sales representatives once completed and submitted.  

You can also call one of our sales representatives directly.  Click here to go to the Contact Us page.  

There are two areas where you can access technical documents.  First, you can visit our Technical Library in the Support section of the website.  Here you will be able to access our entire catalog of documents and videos for all products – current and legacy products.  

You can also access the technical documents for each product on that product’s respective page within the website.    


Yes we do.  Check out our HA University training section to see what programs are available and sign up for any that you are interested in.  These courses are very informative and led by our expert engineers.  If you have any questions about training opportunities for yourself or your staff and would like to talk to a Honeywell representative, click here.

Check out the Product Inquiry page in the Contact Us section.  Here you’ll find sales contacts for each of our product lines and they can help you with any questions you may have from technical specifications to ordering information. 

Check out the Service & Repairs page in the Contact Us section.  Here you’ll find the contact information for our service centers in your region. 

There are several ways you can search for products on our website:

  • Click on the Products link in the main navigation to search by product lines.
  • Find products for a specific Industry or Application by clicking on the links in the main navigation bar at the top of the page.
  • Use our Gas Finder if you’re looking for a product that can detect a specific type of gas.
  • If you still can’t find the product you’re looking for, type the name of the product in the search bar at the top of the page.

Because we do not sell our products directly we cannot quote a specific price on our website.  Contact a sales representative through either the “HOW TO BUY” button on the product page or by calling them and they will be able to obtain pricing from local distributors in your area. 

Similar Products

Check out some of these similar products.
Manning EC-F9-NH3 thumbnail
Industry leading performance in ammonia detection technology with a built-in system to monitor and predict the sensor’s electrical viability.
Applications: Perimeter MonitoringCold StorageFood Processes
Manning EC-F2 Thumbnail Image
Three-wire, 4/20 mA sensor for ammonia that exhibits excellent accuracy and precision.
Applications: Food Processes

Looking For More Information?

Check out these documents. If you can't find what you're looking for here, check out our Technical Resource library.