Want to Simplify and Streamline your CEMS hardware ordering process today?

Personalized Service

Fast Response Time

No Processing or Hidden Fees

Wide Range of Selection from Various Manufacturers

Include Parts from Any Manufacturer on a Single Order

Overnight Service or Drop-Shipping for In-Stock Parts

Request a Quote for CEMS Parts Today

At ESC Spectrum, we are your source for parts to keep your CEMS equipment up-to-date and operational.

CEMS Hardware

We provide CEMS hardware such as O-Rings, Inner and Outer Gaskets, Seals, Sensors, Filter Discs, Flanges, and Filter Replacements.

Air, Dust, and Tunnel Monitors

We offer a full range of Air, Dust, and Tunnel Monitoring Systems to ensure regulatory compliance and safety.

Analyzers and Sampling Parts

ESC Spectrum offers customized solutions for various applications, including Gas Purity Analyzers, UV Absorbance Photometric Analyzers, Near Infrared Absorbance Analyzers, TOC Analyzers, NDIR and FTIR Analyzers.

CEMS Filters

We supply various filters, including disc, coalescing, and in-line filters of various materials and sizes, from a wide range of manufacturers

CEMS Probes

We provide simple, reliable, and easy-to-maintain Heated Extractive CEMS Probes and Dilution Probes, including probe filters and seals.

Flow Monitoring

ESC Spectrum offers a reliable, cost-effective solution for your Flow Monitoring needs that is easy to install, use and maintain.

Our Suppliers

What Our Customers Say

Michael is always very professional and knowledgeable.
I am always confident things will be resolved quickly with him.

Dave Patterson

Consulting Engineer (Air Quality Group), Ameren

ESC Spectrum has provided excellent engineering and procurement support.

Juan Cantu

Analyzer Specialist, ENglobal

Alex was very helpful in resolving the issues that I brought to him.

Kevin Bugay

Process Engineer, Cardinal Corporation

Even though we are only data logger users, the support staff has always been extremely nice,
very timely and completely knowledgeable on the topic at hand.

John Markely

Sr. Environmental Engineer, Kyger Creek

Very helpful, understood my issue and found the fix I needed.

Dane Ruberg

Instrument Technician, Xcel Energy

Scott is fantastic, very knowledgeable and very helpful!
Always know I am going to get the help I need when he answers the phone.

Celena Arreola

Environmental Engineer, El Paso Electric

Outstanding customer service!!!

Rick Gregory

IT Specialist/Network Admin, Calumet Specialty Partners

The customer service provided was quick and the agent sent additional information.

Ann Woods

Environmental Scientist, Agua Fria Generating Station

Excellent work!

Daniel Fefer

Contractor, Exelon

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