About Us

We are a family-owned business, dedicated to creating safer communities. Our technology prevents alcohol impaired drivers from operating a vehicle – whether it’s a car, commercial vehicle, fleet vehicle or school bus. For over 17 years, we have provided ignition interlock systems and services to companies and individuals who share our commitment to safe driving.

Our high quality, easy-to-use products and personalized customer experience set us apart from other providers. Our empathetic, non-judgmental approach to working with our customers allows us to achieve a common goal; to protect drivers, passengers and communities across America.


Our Mission


Our mission is to promote the adoption of alcohol detection technologies that help prevent driving over the legal alcohol limit, promote family/community safety and help to significantly reduce the legal, social and financial costs associated with alcohol-related driving violations.

Why Sens-O-Lock of America?

  • We recognize that this may be a difficult situation—we will respect your privacy and treat you with dignity.
  • The most extensive ignition interlock installation network in the country—means convenience for you.
  • The best customer support in the industry—helpful, courteous support professionals to help you.
  • Competitive pricing means a better value for you.
  • The most advanced, reliable and easy to use ignition interlock technology on the market—means less hassle for you.

FR9000 Training Video (English)

FR9000 Training Video (Spanish)

WC9000+ Training Video (English)

WC9000+ Training Video (Spanish)