Cadwell Support Live Chat
Live Chat now available
Cadwell Support Live Chat

Live Chat now available

To better support our customers Live Chat is now available on the Cadwell Support site and E-Store.

New Arc Family
Arc EEG Product Family

New Arc EEG family enhancements

Includes Arc 3.0 software, Arc Zenith high-channel count with cortical stim, and Apollo+ 32- and 64-channel EEG next-generation amplifiers.

Cadwell Clinical Workshops 2023

Cadwell Clinical Workshops 2023

Gain clinical training with these popular programs while earning important CEUs for credentialing maintenance.

Easy III with EnsoSleep AI
Ensosleep from Ensodata, AI scoring and analysis with automated event detection

Cadwell partners with EnsoData

Transform the Patient-Clinician relationship using artificial intelligence.

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Contact Us to  SCHEDULE A DEMO

Explore Cadwell Product Solutions

Cadwell is dedicated to innovating Neurodiagnostic, Neuromonitoring, and Sleep Diagnostic solutions.

Cadwell EEG Products
Cadwell EMG Products
Cadwell IONM Products
Cadwell PSG & HSAT Products
Cadwell Electrodes & Accessories
John Cadwell and Carl Cadwell founded Cadwell in 1979
CEO Patrick Jensen and SVP/VP of R&D John Cadwell, Jr.
John and Carl Cadwell
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John Cadwell and Carl Cadwell began a legacy in 1979

That legacy remains dedicated to neurology and neurophysiology. Our entire focus is providing innovative and easy-to-use neurodiagnostic, neuromonitoring, and sleep medical solutions.

Patrick Jensen and John Cadwell, Jr.
cadwell logo white

Cadwell's next generation of leadership

CEO Patrick Jensen and SVP/VP of R&D John Cadwell, Jr., continue to serve our neurology customers and their patients. Cadwell is committed to combining customer insight and decades of employee expertise to create cutting-edge technology and provide market-leading customer support.

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Cadwell Clinical Solutions

We value customer input, innovation, product quality, intuitive usability, and outstanding user support to set new standards with our neurology solutions for EEG brain monitoring; EMG, EP, NCS and Ultrasound; IONM surgical monitoring; PSG and HSAT sleep diagnostics; data management; and neuro consumables.

Cadwell Online Support

Visit to register for free online support (United States, Caribbean and U.S. Territory customers only). Learn more about CadCare Customer Support Programs, including dedicated 24/7 Premium Support for Sleep and EEG, Software Maintenance Plans, and Extended Service Plans.

Cadwell electrodes, consumables, supplies, and accessories for neurology

Cadwell offers a full suite of electrodiagnostic supplies for electroencephalography, electromyography, nerve conduction studies, evoked potential, neuromuscular ultrasound, intraoperative neurophysiological monitoring and sleep diagnostics.

Cadwell Education hosts virtual and live neurology workshops and in-booth presentations at conventions


What are you interested in?

Cadwell is honored to give back to medical and community missions around the world


“Thank you so much for your generous donation to Children’s Hope in Jacmel, Haiti… With the Cadwell donation, I was able to use battery power in a mountain environment with no electricity.”

News & Updates from Cadwell

Arc 3.0 SP3 Software Release

Cadwell is proud to announce the release of Arc® EEG software version 3.0 SP3. This software supports the full range of Arc EEG systems, including Arc Essentia®, Zenith™, Apollo+ 32- and 64-channel, Apollo 32-channel, Arc Alterna®, and Easy® III. Arc 3.0 SP3...

Cadwell Launches Live Chat for Support and E-Store

Contacting Cadwell Support has never been easier A new convenient Chat tool is available in the bottom right corner of every page on and Watch the Chat Tool overview video Use the Chat tool on to reach the Cadwell...

Flow-Based HSAT devices show the data behind the diagnosis

Flow-based home sleep apnea testing  (HSAT) devices record and display respiratory waveforms, giving you visibility to the data behind sleep apnea diagnoses. ApneaTrak HSAT devices are flow-based and can capture up to three nights on a single charge. ApneaTrak Core,...

Contact Us

1-800-245-3001 U.S. toll-free


1-509-783-6503 fax


Monday – Friday: 6:30am – 5:00 (PT)
Saturday – Sunday: Closed


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