(English) Warranty & Repair Information



This section is for services covered under Warranty only, for information about Calibration and other services click here.

ACS breath alcohol testers are warranted to be free from defects in workmanship and material for one year from the date of purchase. Our Professional Series breath alcohol testers feature an optional Product Protection Plan for up to 3 years for products purchased in North America. The Professional Series currently include ALERT J5 and ALERT J4X.ec models only. It is recommended that only qualified technicians perform maintenance of any breath alcohol tester.

If you require warranty, repairs, replacements or credits, please first complete the Return Material Authorization (RMA) form. Upon receiving your RMA number you may send your product to:

ACS Warranty Services
60 International Boulevard
Toronto, ON M9W 6J2

Please contact us:
E-mail: info@acs-corp.com
Tel: +1 877 227 7112 (toll free in North America) or +1 416 619 3500 (Internationally).


The Product Protection Plan is a great way to protect and maintain your investment while extending your product warranty for up to 3 years. It also includes:

  • 4 Calibrations per year
  • Software upgrades
  • Diagnostics checks
  • 10 Day return guarantee
  • Sensor replacement as required
  • Display replacement as required
  • Power supply & battery
  • Assembly

Details are available by contacting us at info@acs-corp.com.