MSA Black ALTAIR Hydrogen Sulfide H2S Monitor 10092521 Fire Resistant it is NFPA 70E Compliant

it is NFPA 70E Compliant and NFPA 2112 Certified by Underwriters Laboratories

All buttons used in FR0904KH are also flame resistant

Meets the following standards

along with the spread collar

MSA Black ALTAIR Hydrogen Sulfide H2S Monitor 10092521 Fire Resistant it is NFPA 70E CompliantMSA Black ALTAIR Hydrogen Sulfide H2S Monitor 10092521 PROVEN DURABILITY Low: 10ppm, High: 15ppm Survives multiple 20' drops onto concrete Waterproof and dustproof (third party certified IP67) Wrapped in rubberized armor for superior impact protection 2 year warranty is never pro rated PROVEN RELIABILITY Can be calibrated if itfails a bump test Does not automatically shutdown when 24 month clock runs out Typically lastswell beyond the promised