RKI Instruments SC-04 Single Gas Monitor, Nitrogen Dioxide (NO2) 0-20 ppm, 73-0073 Pigtail The filter uses long Neodymium

The filter uses long Neodymium high intensity magnetic rods

For superior well security

Both are built to UL-142 standards and are available in single-wall and double-wall designs

Division II

RKI Instruments SC-04 Single Gas Monitor, Nitrogen Dioxide (NO2) 0-20 ppm, 73-0073 Pigtail The filter uses long NeodymiumRKI Instruments SC 04, Nitrogen Dioxide (NO2) 0 20 ppm, alkaline batteries with alligator clip The 04 Series single gas monitor is designed to operate for many years with field replaceable sensors and filters. The 04 Series can be operated continuously for up to 9,000 hours on (2) AAA size alkaline batteries (depending on model). The 04 Series has 3 preset alarms that are user adjustable. Each version is also equipped with visual, audible, and