TPI Low Level Carbon Monoxide Detector

The TPI USA Low Level Carbon Monoxide Detector dispays at 7ppm, and begins to alarm at 10ppm. The TPI 777 is a rugged personal carbon monoxide detector that alarms as low as 30ppm and can be programmed to alarm at a level of your choosing. These alarms have many great features for your safety!  For any questions, please call our office, or contact us here.


The TPI 780 is a low CO monitor of use in work and living spaces. It can be set on a flat surface or mounted to a wall using the included hardware.

New! 777 Personal CO Monitor. CO gas monitor is durable and easy to use. Continuously Monitor CO. Always On!