Innovation and Reliability
Since 1980

Jan 12 2015

NEW: Three-Year Warranty



GEM Systems Inc. has a reputation for delivering the most reliable magnetometers and gradiometers in the industry. We also support our reputation with the longest warranty available.


All GEM Overhauser, Potassium, and Proton Precession magnetometers and gradiometers, excluding batteries and third-party components (ie. GPS), are guaranteed for replacement of defective parts and labor for three years from shipping date. (Shipping costs are not included.)


Please note that any unauthorized opening of the sensor or console without written consent of GEM Systems, Inc. will void the warranty.


For more information on this new warranty program, please contact GEM at 

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