Web Special for Portable Reference
FE Thumbnail  it_app_2

Get a 10% discount for our maintenance-free portable reference electrode.

The Model IT contains a gel rather than a liquid so it can be used in all positions. The gel provides long maintenance-free service.

The Model IT can be ordered with a temperature indicator bonded to the Model IT electrode body.


Process Vessel Reference
FE Thumbnail

Obtain potential readings in elevated temperature/pressure environments or in contaminated solutions.

Concentric CP Coupon UC Thumbnail

Provides IR free potential readings without the necessity for interrupting current.

Modular Linear Anode

FE thumbnail  Estimator

Linear distributed impressed current anode for aboveground storage tanks, buried pipelines, elevator shafts and marine structures.


Tubesheet Mounted Reference Electrode
t reference

Measure potentials on tubesheet face.

Undertank Reference Electrode
ut reference

Measure potential profiles beneath aboveground storage tanks.

Magnet Operated Switch

Simplify instant-disconnect
measurements on 
cathodic protection coupons.

Electrochemical Devices Inc. (EDI), founded in 1986, specializes in the design and manufacture of products for monitoring and controlling corrosion. All of our products are manufactured in the USA. Our primary expertise is permanent reference electrodes and cathodic protection coupons. EDI products are designed for engineers and others responsible for monitoring or controlling corrosion. Our products are designed for easy installation and have the longest service lives in the industry. We design and manufacture the following products.

Permanent reference electrodes - products available for all applications used to monitor the potential of a structure.

Impressed current anodes - linear distributed and probe-type with platinum and mixed metal oxide coatings.

Specialty monitoring devices - concentric cathodic protection coupon and probes for LPR measurements to assist the corrosion engineer in determining the extent of a problem.

Custom designs - products designed to meet the specific requirements of an application.