Advanced Test and Measurement
Instruments and Power Supplies


General Support Queries

Please use the Contact Us webform for general and technical support queries.


3 year warranty

For all Aim-TTi products purchased after 1st June 2013, the warranty can be extended to three years from the date of purchase. Go here to learn how to register a warranty.



Products requiring in-warranty repair should initially be referred to the company from which they were purchased or contact us via the Contact Us page.

Products requiring out of warranty repair or calibration. Please request service support via the Contact Us page or contact our authorized repair and calibration agents ESRS:

ESRS - Electrical Standards Repair Service, Inc
12770 Pierce Street, Suite 22
Pacoima, CA 91331

Phone: 818 765 4224

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