RoadGuard Ignition Interlock

Fire Extinguishers, Fire Extinguishers SystemsJ N Johnson Sales & Service traces its roots to 1895, when John N. Johnson started the Company in Minneapolis. For over 114 years we have sold and serviced the best in fire extinguishing equipment.Today, we offer the full range of modern fire extinguishers, fire extinguishing systems, suppression and detection systems, and related products. Service is provided throughout the Twin Cities and the state of Minnesota and neighboring states by 15 service trucks. These trucks are all staffed with highly trained and experienced service technicians.In addition to our Twin Cities headquarters we operate a complete service facility in Hibbing, MN which services the Iron Range and Northern Minnesota.

Intoxalock is the no. 1 ignition interlock device brand in the U.S., and Intoxalock Ignition Interlock in Burnsville, MN is here to help you get back on the road after a DUI. Intoxalock has more locations than any other provider, and we can find an interlock installation location near you. We will help you understand MN interlock, or IID, laws and regulations. Our interlock installation locations are staffed with certified professionals who will install and service your car breathalyzers. For 30 years, Intoxalock has been a trusted interlock ignition device provider. Call now to talk to a MN expert.

LifeSafer Ignition interlock is the leading ignition interlock provider nationwide and home to “No-Call Install”, the first fully online installation booking tool. LifeSafer’s locations are MN certified and our expert technicians at 12001 County Road 11 can handle all your installation and calibration needs. LifeSafer has over 30 years of ignition interlock experience and has helped over 1.5 million people get back on the road again.